157021757 (number)

157021757 is an odd 9-digits composite number following 157021756 and preceding 157021758. In scientific notation, it is written as 1.57021757 × 10^8. The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors. There are 147222144 positive integers (up to 157021757) that are relatively prime to 157021757.

Interesting facts

Basic properties

Name

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

Notation

Scientific notation 1.57021757 × 10^8
Engineering notation 1.57021757 × 10^6

Prime Factorization of 157021757

Prime Factorization 19 × 97 × 85199

Composite number
ω Distinct Factors 3
Total number of distinct prime factors
Ω Total Factors 3
Total number of prime factors
rad Radical 157021757
Product of the distinct prime numbers

The prime factorization of 157021757 is 19 × 97 × 85199. Since it has a total of 3 prime factors.

Most popular turbo-numbers

3, 6, 65, 8, 364, 676, 8500, 6213, 49829, 61023, 937711, 923271, 4389976, 3348998, 1167814, 79053420, 787205574, 406700346, 18508100, 8998730055

Basic calculations (n = 157021757)

Multiplication

n×y
n×2 314043514
n×3 471065271
n×4 628087028
n×5 785108785

Division

n÷y
n÷2 78510878.5
n÷3 52340585.666667
n÷3 39255439.25
n÷5 31404351.4

Exponentiation

ny
n2 24655832171367049
n3 3.8715020878452E+24
n4 6.0791006006262E+32
n5 9.5455105729008E+40

Nth Root

y√n
2√n 12530.832254882
3√n 539.49398986583
4√n 111.94119998858
5√n 43.570442086837

Divisors of 157021757

1, 19, 97, 1843, 85199, 1618781, 8264303, 157021757

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 -157021756
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 157021757 can be divided by 8 positive divisors. The sum of these divisors (counting 157021757) is 1, the average is 0.125.

Base conversion 157021757

Base System Value
2 Binary 1001010110111111011000111101
3 Ternary 101221110112100122
4 Quaternary 21112333120331
5 Quinary 310144144012
6 Senary 23325304325
8 Octal 1126773075
10 Decimal 157021757
12 Duodecimal 447050a5
16 Hexadecimal 95bf63d
20 Vigesimal 2917e7h
36 Base36 2lhirh

Cryptographic Hash Functions

md5 c95f1505e1e31d861f99d3ef95d13a8e
sha1 67c100dfcfe6bdb6f9df112d1c4913324eb4be15
sha256 e3df299fc14959dc7f206603dee538cb637517f412bab952c807d6372dd02b60
sha512 9a15bf660f7fc5e096f4cb30f599318487aee73da7fa08e9f0b4a77446268f1d52ae8d56ca989c3db43789e463c330d0abcfade1f34e1dd3b34a1332fef185f3
ripemd-160 0dd25b69701261a685f72968ce09dbe39d318a67

157021757 as geometric shapes

Circle

Radius = n
Diameter 314043514
Circumference 986596796.48992
Area 7.745858121771E+16

Sphere

Radius = n
Volume 1.6216910023376E+25
Surface area 3.0983432487084E+17
Circumference 986596796.48992

Square

Length = n
Perimeter 628087028
Area 24655832171367049
Diagonal 222062298.33705

Cube

Length = n
Surface area 147934993028202294
Volume 3.8715020878452E+24
Space diagonal 271969661.01773

Equilateral Triangle

Length = n
Perimeter 471065271
Area 1.0676288505925E+16
Altitude 135984830.50887

Triangular Pyramid

Length = n
Surface area 1.0676288505925E+16
Volume 4.5626089661553E+23
Height 74020766.112351