156721875 (number)

156721875 is an odd 9-digits composite number following 156721874 and preceding 156721876. In scientific notation, it is written as 1.56721875 × 10^8. The sum of its digits is 42. It has a total of 8 prime factors and 48 positive divisors. There are 82080000 positive integers (up to 156721875) that are relatively prime to 156721875.

Interesting facts

Basic properties

Name

Name one hundred fifty-six million seven hundred twenty-one thousand eight hundred seventy-five

Notation

Scientific notation 1.56721875 × 10^8
Engineering notation 1.56721875 × 10^6

Prime Factorization of 156721875

Prime Factorization 3 × 5 × 5 × 5 × 5 × 5 × 73 × 229

Composite number
ω Distinct Factors 4
Total number of distinct prime factors
Ω Total Factors 8
Total number of prime factors
rad Radical 250755
Product of the distinct prime numbers

The prime factorization of 156721875 is 3 × 5 × 5 × 5 × 5 × 5 × 73 × 229. Since it has a total of 8 prime factors.

Most popular turbo-numbers

1, 5, 22, 60, 119, 990, 7431, 332, 25911, 14747, 189830, 338370, 5252610, 8370936, 94752782, 68618546, 847112928, 53883260, 674449814, 9410247006

Basic calculations (n = 156721875)

Multiplication

n×y
n×2 313443750
n×3 470165625
n×4 626887500
n×5 783609375

Division

n÷y
n÷2 78360937.5
n÷3 52240625
n÷3 39180468.75
n÷5 31344375

Exponentiation

ny
n2 24561746103515625
n3 3.8493629026169E+24
n4 6.0327937165356E+32
n5 9.4547074274369E+40

Nth Root

y√n
2√n 12518.860770853
3√n 539.15032700482
4√n 111.8877150131
5√n 43.553787090166

Divisors of 156721875

1, 3, 5, 15, 25, 73, 75, 125, 219, 229, 365, 375, 625, 687, 1095, 1145, 1825, 1875, 3125, 3435, 5475, 5725, 9125, 9375, 16717, 17175, 27375, 28625, 45625, 50151, 83585, 85875, 136875, 143125, 228125, 250755, 417925, 429375, 684375, 715625, 1253775, 2089625, 2146875, 6268875, 10448125, 31344375, 52240625, 156721875

48 divisors

τ Total Divisors 48
Total number of the positive divisors of n
σ Sum of Divisors 1
Sum of all the positive divisors of n
s Aliquot Sum -156721874
Sum of the proper positive divisors of n
A Arithmetic Mean 0.020833333333333
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 48
Returns the total number of divisors (τ(n)) divided by the sum of the reciprocal of each divisors

The number 156721875 can be divided by 48 positive divisors. The sum of these divisors (counting 156721875) is 1, the average is 0.020833333333333.

Base conversion 156721875

Base System Value
2 Binary 1001010101110110001011010011
3 Ternary 101220220021222220
4 Quaternary 21111312023103
5 Quinary 310110100000
6 Senary 23315032123
8 Octal 1125661323
10 Decimal 156721875
12 Duodecimal 4459b643
16 Hexadecimal 95762d3
20 Vigesimal 28ja4df
36 Base36 2lb3df

Cryptographic Hash Functions

md5 6404b53dce3e329e0c669f5cfc47dd35
sha1 2ebaa04a160f9b47e323dff32445a63b37c0d099
sha256 d4d2d995c8e7c3606b2148b4f4af003fbfa6d2fe213cb8423401802cb5e4c0e3
sha512 22aaae5629181a9dde6fd8df661de5413776500ca1019bf66a48f0bc7cc00a3b903f474a135ff1d12873a53b6f1a5d1abbff483909c65104189071fff7d113b6
ripemd-160 d95ae08a43a895f7acd015089c81c5d0abb93ec4

156721875 as geometric shapes

Circle

Radius = n
Diameter 313443750
Circumference 984712582.31364
Area 7.7163001118142E+16

Sphere

Radius = n
Volume 1.612417362115E+25
Surface area 3.0865200447257E+17
Circumference 984712582.31364

Square

Length = n
Perimeter 626887500
Area 24561746103515625
Diagonal 221638201.14554

Cube

Length = n
Surface area 147370476621093750
Volume 3.8493629026169E+24
Space diagonal 271450250.15746

Equilateral Triangle

Length = n
Perimeter 470165625
Area 1.0635548043474E+16
Altitude 135725125.07873

Triangular Pyramid

Length = n
Surface area 1.0635548043474E+16
Volume 4.5365176861473E+23
Height 73879400.381847