7661388 (number)
7661388 is an even 7-digits composite number following 7661387 and preceding 7661389. In scientific notation, it is written as 7.661388 × 10^6. The sum of its digits is 39. It has a total of 6 prime factors and 48 positive divisors. There are 2173824 positive integers (up to 7661388) that are relatively prime to 7661388.
Interesting facts
- 7661388 has 48 divisors, whose sum is 20572160
- The reverse of 7661388 is 8831667
- Previous prime number is 223
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 39
- Digital Root 3
Name
Name | seven million six hundred sixty-one thousand three hundred eighty-eight |
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Notation
Scientific notation | 7.661388 × 10^6 |
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Engineering notation | 7.661388 × 10^6 |
Prime Factorization of 7661388
Prime Factorization 2 × 2 × 7 × 3 × 223 × 409
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 6 | Total number of prime factors |
rad | Radical | 3830694 | Product of the distinct prime numbers |
The prime factorization of 7661388 is 2 × 2 × 7 × 3 × 223 × 409. Since it has a total of 6 prime factors.
Most popular turbo-numbers
Basic calculations (n = 7661388)
Multiplication
n×yn×2 | 15322776 |
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n×3 | 22984164 |
n×4 | 30645552 |
n×5 | 38306940 |
Division
n÷yn÷2 | 3830694 |
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n÷3 | 2553796 |
n÷3 | 1915347 |
n÷5 | 1532277.6 |
Exponentiation
nyn2 | 58696866086544 |
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n3 | 4.4969946547306E+20 |
n4 | 3.4453220883817E+27 |
n5 | 2.6395949304062E+34 |
Nth Root
y√n2√n | 2767.9212416541 |
---|---|
3√n | 197.1374580692 |
4√n | 52.61103726077 |
5√n | 23.815598026365 |
Divisors of 7661388
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 | -7661387 | 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 7661388 can be divided by 48 positive divisors. The sum of these divisors (counting 7661388) is 1, the average is 0.020833333333333.
Base conversion 7661388
Base | System | Value |
---|---|---|
2 | Binary | 11101001110011101001100 |
3 | Ternary | 112102020110010 |
4 | Quaternary | 131032131030 |
5 | Quinary | 3430131023 |
6 | Senary | 432113220 |
8 | Octal | 35163514 |
10 | Decimal | 7661388 |
12 | Duodecimal | 2695810 |
16 | Hexadecimal | 74e74c |
20 | Vigesimal | 27hd98 |
36 | Base36 | 4k7kc |
Cryptographic Hash Functions
md5 | db3f1d69f387bc5af6d4510d9aae8af8 |
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sha1 | ccb2ac2c729e76f5a54c7344cc2226a7a2a8b5b1 |
sha256 | d7d321d88cab1b5c0f5da5e7e027608418d380407caa37d4ec52e7fc6f04d333 |
sha512 | d0b1013c47427f9baafec4c2d4c3202223c355e306126fd2afbf40d924897068b9fcf755ba83717d94e09874c0577368b96e90f0f3f05ce92e8366c05a85233f |
ripemd-160 | f5eb5bcf3e4b4e8015ffac8037988bb6c0ace9d4 |
7661388 as geometric shapes
Circle
Radius = nDiameter | 15322776 |
---|---|
Circumference | 48137920.514202 |
Area | 1.8440164328623E+14 |
Sphere
Radius = nVolume | 1.8836967160712E+21 |
---|---|
Surface area | 7.3760657314492E+14 |
Circumference | 48137920.514202 |
Square
Length = nPerimeter | 30645552 |
---|---|
Area | 58696866086544 |
Diagonal | 10834838.816202 |
Cube
Length = nSurface area | 352181196519264 |
---|---|
Volume | 4.4969946547306E+20 |
Space diagonal | 13269913.272499 |
Equilateral Triangle
Length = nPerimeter | 22984164 |
---|---|
Area | 25416488576740 |
Altitude | 6634956.6362493 |
Triangular Pyramid
Length = nSurface area | 25416488576740 |
---|---|
Volume | 5.2997590255327E+19 |
Height | 3611612.9387342 |