157020997 (number)

157020997 is an odd 9-digits composite number following 157020996 and preceding 157020998. In scientific notation, it is written as 1.57020997 × 10^8. The sum of its digits is 40. It has a total of 4 prime factors and 16 positive divisors. There are 126706032 positive integers (up to 157020997) that are relatively prime to 157020997.

Interesting facts

Basic properties

Name

Name one hundred fifty-seven million twenty thousand nine hundred ninety-seven

Notation

Scientific notation 1.57020997 × 10^8
Engineering notation 1.57020997 × 10^6

Prime Factorization of 157020997

Prime Factorization 7 × 19 × 163 × 7243

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 4
Total number of prime factors
rad Radical 157020997
Product of the distinct prime numbers

The prime factorization of 157020997 is 7 × 19 × 163 × 7243. Since it has a total of 4 prime factors.

Most popular turbo-numbers

6, 4, 81, 59, 397, 897, 1621, 2058, 12112, 5357, 281060, 443919, 3498695, 8885379, 40182656, 43901238, 676095511, 20862386, 6905198909, 5893761663

Basic calculations (n = 157020997)

Multiplication

n×y
n×2 314041994
n×3 471062991
n×4 628083988
n×5 785104985

Division

n÷y
n÷2 78510498.5
n÷3 52340332.333333
n÷3 39255249.25
n÷5 31404199.4

Exponentiation

ny
n2 24655593498874009
n3 3.8714458728199E+24
n4 6.0789829078172E+32
n5 9.5452795693141E+40

Nth Root

y√n
2√n 12530.801929645
3√n 539.49311946396
4√n 111.94106453686
5√n 43.570399909752

Divisors of 157020997

1, 7, 19, 133, 163, 1141, 3097, 7243, 21679, 50701, 137617, 963319, 1180609, 8264263, 22431571, 157020997

16 divisors

τ Total Divisors 16
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -157020996
Sum of the proper positive divisors of n
A Arithmetic Mean 0.0625
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 16
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 157020997 can be divided by 16 positive divisors. The sum of these divisors (counting 157020997) is 1, the average is 0.0625.

Base conversion 157020997

Base System Value
2 Binary 1001010110111111001101000101
3 Ternary 101221110111022111
4 Quaternary 21112333031011
5 Quinary 310144132442
6 Senary 23325301021
8 Octal 1126771505
10 Decimal 157020997
12 Duodecimal 44704771
16 Hexadecimal 95bf345
20 Vigesimal 2917c9h
36 Base36 2lhi6d

Cryptographic Hash Functions

md5 e795d79445f6e7093b6abf2edff3c5dc
sha1 38237663c9798bf52b4de11406d06ba6215b197b
sha256 7bfee56658c97e233df84e42ffa1ed851cd02bc8dc56a69c18f23192c4de485a
sha512 4696d0c7c90e98daaeb2e1e4cbe80537a56f8ecd6f374b8a1a4b3440f163aedca96eaf5db47b40d735bb51b254e286fb188a0998d202280c045ccb249de0da9f
ripemd-160 994ddf831c0d9df5fda63abcc6b1030ab58820a9

157020997 as geometric shapes

Circle

Radius = n
Diameter 314041994
Circumference 986592021.26909
Area 7.7457831405959E+16

Sphere

Radius = n
Volume 1.6216674550429E+25
Surface area 3.0983132562384E+17
Circumference 986592021.26909

Square

Length = n
Perimeter 628083988
Area 24655593498874009
Diagonal 222061223.53475

Cube

Length = n
Surface area 147933560993244054
Volume 3.8714458728199E+24
Space diagonal 271968344.65912

Equilateral Triangle

Length = n
Perimeter 471062991
Area 1.0676185157704E+16
Altitude 135984172.32956

Triangular Pyramid

Length = n
Surface area 1.0676185157704E+16
Volume 4.5625427161127E+23
Height 74020407.844915