31157072 (number)

31157072 is an even 8-digits composite number following 31157071 and preceding 31157073. In scientific notation, it is written as 3.1157072 × 10^7. The sum of its digits is 26. It has a total of 6 prime factors and 20 positive divisors. There are 15358560 positive integers (up to 31157072) that are relatively prime to 31157072.

Interesting facts

Basic properties

Name

Name thirty-one million one hundred fifty-seven thousand seventy-two

Notation

Scientific notation 3.1157072 × 10^7
Engineering notation 3.1157072 × 10^6

Prime Factorization of 31157072

Prime Factorization 2 × 2 × 2 × 2 × 71 × 27427

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 6
Total number of prime factors
rad Radical 3894634
Product of the distinct prime numbers

The prime factorization of 31157072 is 2 × 2 × 2 × 2 × 71 × 27427. Since it has a total of 6 prime factors.

Most popular turbo-numbers

4, 5, 68, 13, 644, 80, 2219, 7657, 61308, 61471, 748285, 770421, 2658552, 9541158, 10621837, 22831893, 930406791, 512952646, 1735590301, 2138490736

Basic calculations (n = 31157072)

Multiplication

n×y
n×2 62314144
n×3 93471216
n×4 124628288
n×5 155785360

Division

n÷y
n÷2 15578536
n÷3 10385690.666667
n÷3 7789268
n÷5 6231414.4

Exponentiation

ny
n2 970763135613184
n3 3.0246136911246E+22
n4 9.4238106546554E+29
n5 2.9361834708147E+37

Nth Root

y√n
2√n 5581.8520224026
3√n 314.66773396491
4√n 74.711793061086
5√n 31.529082112902

Divisors of 31157072

1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 27427, 54854, 109708, 219416, 438832, 1947317, 3894634, 7789268, 15578536, 31157072

20 divisors

τ Total Divisors 20
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31157071
Sum of the proper positive divisors of n
A Arithmetic Mean 0.05
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 20
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31157072 can be divided by 20 positive divisors. The sum of these divisors (counting 31157072) is 1, the average is 0.05.

Base conversion 31157072

Base System Value
2 Binary 1110110110110101101010000
3 Ternary 2011121221110122
4 Quaternary 1312312231100
5 Quinary 30434011242
6 Senary 3031445412
8 Octal 166665520
10 Decimal 31157072
12 Duodecimal a526868
16 Hexadecimal 1db6b50
20 Vigesimal 9eecdc
36 Base36 ijsy8

Cryptographic Hash Functions

md5 b193f992ad5e4ad2a3818ab141c152b8
sha1 1eab3b9e0e88d2a732a97960801285743a27a669
sha256 dde533664404d50a00051ae0c05fb5106d3b3d71e3a9c037be03754c3d2c3464
sha512 2f2f48a053b283696f9cf4fa12dc24f9f2da03d62dc64d4fee7f9157342803c427ab603147d5c8b7a45c1b94b87fe2b075a0843e11d8c2ef34429802226e79a5
ripemd-160 7f7084656b80663a88270a35a200e10999a3b330

31157072 as geometric shapes

Circle

Radius = n
Diameter 62314144
Circumference 195765657.00514
Area 3.0497423352182E+15

Sphere

Radius = n
Volume 1.2669472202645E+23
Surface area 1.2198969340873E+16
Circumference 195765657.00514

Square

Length = n
Perimeter 124628288
Area 970763135613184
Diagonal 44062753.786235

Cube

Length = n
Surface area 5824578813679104
Volume 3.0246136911246E+22
Space diagonal 53965631.719082

Equilateral Triangle

Length = n
Perimeter 93471216
Area 4.2035276824923E+14
Altitude 26982815.859541

Triangular Pyramid

Length = n
Surface area 4.2035276824923E+14
Volume 3.5645414191064E+21
Height 14687584.595412