61505988 (number)
61505988 is an even 8-digits composite number following 61505987 and preceding 61505989. In scientific notation, it is written as 6.1505988 × 10^7. The sum of its digits is 42. It has a total of 6 prime factors and 48 positive divisors. There are 19695744 positive integers (up to 61505988) that are relatively prime to 61505988.
Interesting facts
- 61505988 has 48 divisors, whose sum is 149257920
- The reverse of 61505988 is 88950516
- Previous prime number is 83
Basic properties
- Is Prime? no
- Number parity even
- Number length 8
- Sum of Digits 42
- Digital Root 6
Name
Name | sixty-one million five hundred five thousand nine hundred eighty-eight |
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Notation
Scientific notation | 6.1505988 × 10^7 |
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Engineering notation | 6.1505988 × 10^6 |
Prime Factorization of 61505988
Prime Factorization 2 × 2 × 3 × 37 × 83 × 1669
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 30752994 | Product of the distinct prime numbers |
The prime factorization of 61505988 is 2 × 2 × 3 × 37 × 83 × 1669. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 61505988)
Multiplication
n×yn×2 | 123011976 |
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n×3 | 184517964 |
n×4 | 246023952 |
n×5 | 307529940 |
Division
n÷yn÷2 | 30752994 |
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n÷3 | 20501996 |
n÷3 | 15376497 |
n÷5 | 12301197.6 |
Exponentiation
nyn2 | 3782986559856144 |
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n3 | 2.3267632595467E+23 |
n4 | 1.4310987312052E+31 |
n5 | 8.8021141388324E+38 |
Nth Root
y√n2√n | 7842.5753423222 |
---|---|
3√n | 394.73514905847 |
4√n | 88.558316054011 |
5√n | 36.122972445384 |
Divisors of 61505988
48 divisors
τ | Total Divisors | 48 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -61505987 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.020833333333333 | Returns the sum of divisors (σ(n)) divided by the total number of divisors (τ(n)) |
G | Geometric Mean | 1 | Returns the nth root of the product of n divisors |
H | Harmonic Mean | 48 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 61505988 can be divided by 48 positive divisors. The sum of these divisors (counting 61505988) is 1, the average is 0.020833333333333.
Base conversion 61505988
Base | System | Value |
---|---|---|
2 | Binary | 11101010101000000111000100 |
3 | Ternary | 11021201211100120 |
4 | Quaternary | 3222220013010 |
5 | Quinary | 111221142423 |
6 | Senary | 10034141540 |
8 | Octal | 352500704 |
10 | Decimal | 61505988 |
12 | Duodecimal | 187218b0 |
16 | Hexadecimal | 3aa81c4 |
20 | Vigesimal | j484j8 |
36 | Base36 | 10mabo |
Cryptographic Hash Functions
md5 | 1f4f6f8f9c2b693dc7602610968dcc7d |
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sha1 | fc14daa02658f8c885b2f1fc323d3c0baf75cbb2 |
sha256 | 3187a7e4ccbb54ffd29c929de6dfbd3cce965eaef50ae7314263de184572c89b |
sha512 | 09c52c0e44b82a330942a33553c05ea305e33209634951cf90ba38ea2e0659217639eb28a84134646febf45f24fe96069cded3c2028f91def120d94cdcfd4c6e |
ripemd-160 | c550b2ebe523792ad78e25854199106d41b4a963 |
61505988 as geometric shapes
Circle
Radius = nDiameter | 123011976 |
---|---|
Circumference | 386453520.10516 |
Area | 1.1884602785073E+16 |
Sphere
Radius = nVolume | 9.7463231504462E+23 |
---|---|
Surface area | 4.7538411140292E+16 |
Circumference | 386453520.10516 |
Square
Length = nPerimeter | 246023952 |
---|---|
Area | 3782986559856144 |
Diagonal | 86982602.396757 |
Cube
Length = nSurface area | 22697919359136864 |
---|---|
Volume | 2.3267632595467E+23 |
Space diagonal | 106531496.18572 |
Equilateral Triangle
Length = nPerimeter | 184517964 |
---|---|
Area | 1.6380812315053E+15 |
Altitude | 53265748.092861 |
Triangular Pyramid
Length = nSurface area | 1.6380812315053E+15 |
---|---|
Volume | 2.742116798402E+22 |
Height | 28994200.798919 |