638006902 (number)

638006902 is an even 9-digits composite number following 638006901 and preceding 638006903. In scientific notation, it is written as 6.38006902 × 10^8. The sum of its digits is 34. It has a total of 5 prime factors and 32 positive divisors. There are 283398528 positive integers (up to 638006902) that are relatively prime to 638006902.

Interesting facts

Basic properties

Name

Name six hundred thirty-eight million six thousand nine hundred two

Notation

Scientific notation 6.38006902 × 10^8
Engineering notation 6.38006902 × 10^6

Prime Factorization of 638006902

Prime Factorization 2 × 13 × 29 × 2357 × 359

Composite number
ω Distinct Factors 5
Total number of distinct prime factors
Ω Total Factors 5
Total number of prime factors
rad Radical 638006902
Product of the distinct prime numbers

The prime factorization of 638006902 is 2 × 13 × 29 × 2357 × 359. Since it has a total of 5 prime factors.

Most popular turbo-numbers

4, 8, 50, 10, 616, 155, 8082, 8714, 14708, 65314, 598187, 38173, 836208, 8352513, 99791116, 27747602, 476474244, 802939912, 9331729645, 2488978649

Basic calculations (n = 638006902)

Multiplication

n×y
n×2 1276013804
n×3 1914020706
n×4 2552027608
n×5 3190034510

Division

n÷y
n÷2 319003451
n÷3 212668967.33333
n÷3 159501725.5
n÷5 127601380.4

Exponentiation

ny
n2 407052806999637604
n3 2.5970250034424E+26
n4 1.6569198768628E+35
n5 1.0571263174995E+44

Nth Root

y√n
2√n 25258.798506659
3√n 860.87836253777
4√n 158.93016864856
5√n 57.672008349995

Divisors of 638006902

1, 2, 13, 26, 29, 58, 359, 377, 718, 754, 2357, 4667, 4714, 9334, 10411, 20822, 30641, 61282, 68353, 135343, 136706, 270686, 846163, 888589, 1692326, 1777178, 11000119, 22000238, 24538727, 49077454, 319003451, 638006902

32 divisors

τ Total Divisors 32
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -638006901
Sum of the proper positive divisors of n
A Arithmetic Mean 0.03125
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 32
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 638006902 can be divided by 32 positive divisors. The sum of these divisors (counting 638006902) is 1, the average is 0.03125.

Base conversion 638006902

Base System Value
2 Binary 100110000001110011011001110110
3 Ternary 1122110112002221021
4 Quaternary 212001303121312
5 Quinary 2301312210102
6 Senary 143150411354
8 Octal 4601633166
10 Decimal 638006902
12 Duodecimal 159800b5a
16 Hexadecimal 26073676
20 Vigesimal 9j7ah52
36 Base36 ajup9y

Cryptographic Hash Functions

md5 9b56422609c0687267f89f2c3db6803d
sha1 9cb373dd9893bf321b9cb89ec8b780580e2d5749
sha256 6af0bc37ddd7560642dffb72fa5a32db7f5b948727f267e77ef7b5e6d256d5b5
sha512 c52e1b8e0aaf141baa1596148aad3a7a6f50b83becb407c77d1e79b535c7e7b17aa53c24aec399e974c4c35703ff47d424e84175975a8a2c5ffa0b624c7f0b9f
ripemd-160 bf3154a3328693264329db15e3234693300b30ed

638006902 as geometric shapes

Circle

Radius = n
Diameter 1276013804
Circumference 4008715592.5256
Area 1.2787941080932E+18

Sphere

Radius = n
Volume 1.0878392896005E+27
Surface area 5.1151764323727E+18
Circumference 4008715592.5256

Square

Length = n
Perimeter 2552027608
Area 407052806999637604
Diagonal 902278013.69604

Cube

Length = n
Surface area 2442316841997825624
Volume 2.5970250034424E+26
Space diagonal 1105060369.8436

Equilateral Triangle

Length = n
Perimeter 1914020706
Area 1.7625903577173E+17
Altitude 552530184.92181

Triangular Pyramid

Length = n
Surface area 1.7625903577173E+17
Volume 3.0606233180753E+25
Height 300759337.89868