7121640 (number)
7121640 is an even 7-digits composite number following 7121639 and preceding 7121641. In scientific notation, it is written as 7.121640 × 10^6. The sum of its digits is 21. It has a total of 7 prime factors and 64 positive divisors. There are 1786880 positive integers (up to 7121640) that are relatively prime to 7121640.
Interesting facts
- 7121640 has 64 divisors, whose sum is 22628160
- The reverse of 7121640 is 0461217
- Previous prime number is 17
Basic properties
- Is Prime? no
- Number parity even
- Number length 7
- Sum of Digits 21
- Digital Root 3
Name
Name | seven million one hundred twenty-one thousand six hundred forty |
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Notation
Scientific notation | 7.121640 × 10^6 |
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Engineering notation | 7.121640 × 10^6 |
Prime Factorization of 7121640
Prime Factorization 2 × 2 × 2 × 3 × 5 × 17 × 3491
Composite numberω | Distinct Factors | 5 | Total number of distinct prime factors |
---|---|---|---|
Ω | Total Factors | 7 | Total number of prime factors |
rad | Radical | 1780410 | Product of the distinct prime numbers |
The prime factorization of 7121640 is 2 × 2 × 2 × 3 × 5 × 17 × 3491. Since it has a total of 7 prime factors.
Most popular turbo-numbers
Basic calculations (n = 7121640)
Multiplication
n×yn×2 | 14243280 |
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n×3 | 21364920 |
n×4 | 28486560 |
n×5 | 35608200 |
Division
n÷yn÷2 | 3560820 |
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n÷3 | 2373880 |
n÷3 | 1780410 |
n÷5 | 1424328 |
Exponentiation
nyn2 | 50717756289600 |
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n3 | 3.6119360190227E+20 |
n4 | 2.5722908030513E+27 |
n5 | 1.8318929074642E+34 |
Nth Root
y√n2√n | 2668.6401031237 |
---|---|
3√n | 192.3948039393 |
4√n | 51.65888213196 |
5√n | 23.470157459015 |
Divisors of 7121640
64 divisors
τ | Total Divisors | 64 | Total number of the positive divisors of n |
---|---|---|---|
σ | Sum of Divisors | 1 | Sum of all the positive divisors of n |
s | Aliquot Sum | -7121639 | Sum of the proper positive divisors of n |
A | Arithmetic Mean | 0.015625 | 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 | 64 | Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors |
The number 7121640 can be divided by 64 positive divisors. The sum of these divisors (counting 7121640) is 1, the average is 0.015625.
Base conversion 7121640
Base | System | Value |
---|---|---|
2 | Binary | 11011001010101011101000 |
3 | Ternary | 111101211001110 |
4 | Quaternary | 123022223220 |
5 | Quinary | 3310343030 |
6 | Senary | 412350320 |
8 | Octal | 33125350 |
10 | Decimal | 7121640 |
12 | Duodecimal | 24753a0 |
16 | Hexadecimal | 6caae8 |
20 | Vigesimal | 24a420 |
36 | Base36 | 48n3c |
Cryptographic Hash Functions
md5 | 271c9d05d6864036badf5fc5c4b79a90 |
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sha1 | f6786c611c7b2f16660ab5fd71207276af1ec971 |
sha256 | c8be80f6cc7e9d59a714ce2ae6dfe93bdf574aa72bd895da2dbe23df9f0eb491 |
sha512 | b8da9342e1207fe905e40f8bf56c4e765f691cec87734977f21348858a0d0988e7857515a604fe7785c2de3427c6a8f1770505aa5f62f3e9122f734e4f26669b |
ripemd-160 | 2b16188676ffbc2f480eae058c840c0465440908 |
7121640 as geometric shapes
Circle
Radius = nDiameter | 14243280 |
---|---|
Circumference | 44746583.811022 |
Area | 1.5933453056596E+14 |
Sphere
Radius = nVolume | 1.5129642216797E+21 |
---|---|
Surface area | 6.3733812226386E+14 |
Circumference | 44746583.811022 |
Square
Length = nPerimeter | 28486560 |
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Area | 50717756289600 |
Diagonal | 10071519.874339 |
Cube
Length = nSurface area | 304306537737600 |
---|---|
Volume | 3.6119360190227E+20 |
Space diagonal | 12335042.313215 |
Equilateral Triangle
Length = nPerimeter | 21364920 |
---|---|
Area | 21961432684871 |
Altitude | 6167521.1566074 |
Triangular Pyramid
Length = nSurface area | 21961432684871 |
---|---|
Volume | 4.2567074204381E+19 |
Height | 3357173.2914462 |