31902005 (number)

31902005 is an odd 8-digits composite number following 31902004 and preceding 31902006. In scientific notation, it is written as 3.1902005 × 10^7. The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors. There are 25521600 positive integers (up to 31902005) that are relatively prime to 31902005.

Interesting facts

Basic properties

Name

Name thirty-one million nine hundred two thousand five

Notation

Scientific notation 3.1902005 × 10^7
Engineering notation 3.1902005 × 10^6

Prime Factorization of 31902005

Prime Factorization 5 × 6380401

Composite number
ω Distinct Factors 2
Total number of distinct prime factors
Ω Total Factors 2
Total number of prime factors
rad Radical 31902005
Product of the distinct prime numbers

The prime factorization of 31902005 is 5 × 6380401. Since it has a total of 2 prime factors.

Most popular turbo-numbers

10, 10, 44, 48, 775, 238, 5095, 5862, 7009, 17886, 632125, 462453, 1687929, 215408, 93850874, 9890807, 173674156, 972276304, 574677180, 6910266639

Basic calculations (n = 31902005)

Multiplication

n×y
n×2 63804010
n×3 95706015
n×4 127608020
n×5 159510025

Division

n÷y
n÷2 15951002.5
n÷3 10634001.666667
n÷3 7975501.25
n÷5 6380401

Exponentiation

ny
n2 1017737923020025
n3 3.2467880308874E+22
n4 1.0357904799531E+30
n5 3.3043793070417E+37

Nth Root

y√n
2√n 5648.1859919801
3√n 317.15580117107
4√n 75.154414321316
5√n 31.678426073507

Divisors of 31902005

1, 5, 6380401, 31902005

4 divisors

τ Total Divisors 4
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -31902004
Sum of the proper positive divisors of n
A Arithmetic Mean 0.25
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 4
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 31902005 can be divided by 4 positive divisors. The sum of these divisors (counting 31902005) is 1, the average is 0.25.

Base conversion 31902005

Base System Value
2 Binary 1111001101100100100110101
3 Ternary 2020000210022202
4 Quaternary 1321230210311
5 Quinary 31131331010
6 Senary 3055434245
8 Octal 171544465
10 Decimal 31902005
12 Duodecimal a825985
16 Hexadecimal 1e6c935
20 Vigesimal 9j7f05
36 Base36 izrqt

Cryptographic Hash Functions

md5 df6b5483d9cc90a53c1324f698893846
sha1 af3a77014db1acdf456e54e85d5ddbf8255ae518
sha256 8caf20d5a23ad83bab4c6d377994527959aea5cac031453f69f7640a33b46743
sha512 8cd81e74ff554db4d83eea4f9df60ccc86b25a574b0aa140e4c59cd1dad7283461f85f53fe8d330dff9db536793f1b538b7245a50c4667946ae5aa7b00974f73
ripemd-160 3693db728529216d219a071b458ed3c6edc494b1

31902005 as geometric shapes

Circle

Radius = n
Diameter 63804010
Circumference 200446209.08557
Area 3.1973179822394E+15

Sphere

Radius = n
Volume 1.3600113900799E+23
Surface area 1.2789271928958E+16
Circumference 200446209.08557

Square

Length = n
Perimeter 127608020
Area 1017737923020025
Diagonal 45116248.137894

Cube

Length = n
Surface area 6106427538120150
Volume 3.2467880308874E+22
Space diagonal 55255893.523316

Equilateral Triangle

Length = n
Perimeter 95706015
Area 4.4069344786508E+14
Altitude 27627946.761658

Triangular Pyramid

Length = n
Surface area 4.4069344786508E+14
Volume 3.8263763895264E+21
Height 15038749.379298