388626994 (number)

388626994 is an even 9-digits composite number following 388626993 and preceding 388626995. In scientific notation, it is written as 3.88626994 × 10^8. The sum of its digits is 55. It has a total of 3 prime factors and 8 positive divisors. There are 166554420 positive integers (up to 388626994) that are relatively prime to 388626994.

Interesting facts

Basic properties

Name

Name three hundred eighty-eight million six hundred twenty-six thousand nine hundred ninety-four

Notation

Scientific notation 3.88626994 × 10^8
Engineering notation 3.88626994 × 10^6

Prime Factorization of 388626994

Prime Factorization 2 × 7 × 27759071

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 388626994
Product of the distinct prime numbers

The prime factorization of 388626994 is 2 × 7 × 27759071. Since it has a total of 3 prime factors.

Most popular turbo-numbers

7, 5, 13, 24, 659, 908, 8964, 281, 39418, 32970, 610351, 476545, 2411389, 394801, 21734081, 66974219, 434587316, 389367493, 6120335519, 4822166837

Basic calculations (n = 388626994)

Multiplication

n×y
n×2 777253988
n×3 1165880982
n×4 1554507976
n×5 1943134970

Division

n÷y
n÷2 194313497
n÷3 129542331.33333
n÷3 97156748.5
n÷5 77725398.8

Exponentiation

ny
n2 151030940465476036
n3 5.8694700394091E+25
n4 2.2810344977886E+34
n5 8.8647158008589E+42

Nth Root

y√n
2√n 19713.624577941
3√n 729.75596646954
4√n 140.40521563653
5√n 52.228384498847

Divisors of 388626994

1, 2, 7, 14, 27759071, 55518142, 194313497, 388626994

8 divisors

τ Total Divisors 8
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -388626993
Sum of the proper positive divisors of n
A Arithmetic Mean 0.125
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 8
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 388626994 can be divided by 8 positive divisors. The sum of these divisors (counting 388626994) is 1, the average is 0.125.

Base conversion 388626994

Base System Value
2 Binary 10111001010011111101000110010
3 Ternary 1000002021022000101
4 Quaternary 113022133220302
5 Quinary 1243442030434
6 Senary 102321343014
8 Octal 2712375062
10 Decimal 388626994
12 Duodecimal aa197a6a
16 Hexadecimal 1729fa32
20 Vigesimal 618i79e
36 Base36 6fdmia

Cryptographic Hash Functions

md5 8c1e4e86502eb46d936a43a616481e6d
sha1 2c298c027ee49d125112117dafed6df9ebdcf164
sha256 6c696a4ad1dc2a3df68a00e1c2ff0aaa979f62e062ae029fe15161471989e4c0
sha512 8142086573013e270b2f5f7208146b7724ebe46b93e8d0075fa9d86c88d4d49c13fbaf0970a8ec432da201f98a145aff377bf0776ee839ad0ce098879a702584
ripemd-160 e8fd0172a7eeb28d2350b6f70de9d62d8800c105

388626994 as geometric shapes

Circle

Radius = n
Diameter 777253988
Circumference 2441815418.6742
Area 4.744776930311E+17

Sphere

Radius = n
Volume 2.4585978608364E+26
Surface area 1.8979107721244E+18
Circumference 2441815418.6742

Square

Length = n
Perimeter 1554507976
Area 151030940465476036
Diagonal 549601565.61909

Cube

Length = n
Surface area 906185642792856216
Volume 5.8694700394091E+25
Space diagonal 673121698.80077

Equilateral Triangle

Length = n
Perimeter 1165880982
Area 6.5398315600279E+16
Altitude 336560849.40038

Triangular Pyramid

Length = n
Surface area 6.5398315600279E+16
Volume 6.9172367780624E+24
Height 183200521.87303