157415909 is an odd 9-digits composite number following 157415908
and preceding 157415910 . In scientific notation, it is written as 1.57415909 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 134927916 positive integers (up to 157415909) that are relatively prime to 157415909.
157415909 has 4 divisors, whose sum is 179903904
The reverse of 157415909 is 909514751
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred fifty-seven million four hundred fifteen thousand nine hundred nine
Scientific notation
1.57415909 × 10^8
Engineering notation
1.57415909 × 10^6
Prime Factorization
7 × 22487987
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157415909
Product of the distinct prime numbers
The prime factorization of 157415909 is 7 × 22487987.
Since it has a total of 2 prime factors.
3 , 6 , 55 , 50 , 108 , 20 , 8995 , 207 , 74859 , 93650 , 955733 , 835242 , 3377868 , 3507822 , 32333885 , 20330081 , 144643250 , 899314086 , 8339404909 , 9787884782
n×2
314831818
n×3
472247727
n×4
629663636
n×5
787079545
n÷2
78707954.5
n÷3
52471969.666667
n÷3
39353977.25
n÷5
31483181.8
n2
24779768406296281
n3
3.9007297684866E+24
n4
6.1403692226968E+32
n5
9.6659180278644E+40
2 √n
12546.549685073
3 √n
539.94502069428
4 √n
112.0113819443
5 √n
43.592294038915
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157415908
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157415909 can be divided by 4 positive divisors.
The sum of these divisors (counting 157415909) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001011000011111100111100101
3
Ternary
101222012120000212
4
Quaternary
21120133213211
5
Quinary
310244302114
6
Senary
23341545205
8
Octal
1130374745
10
Decimal
157415909
12
Duodecimal
44875205
16
Hexadecimal
961f9e5
20
Vigesimal
293gjf9
36
Base36
2lpyw5
md5
f5c1feb3fb3e633ae68d2290aebcdef9
sha1
3f4f02533551da52786f1089833f8f9aab2130af
sha256
d3eaec7caa54aab59cea8101473e39209f7640aeaf92b0142c1f4236baa7bd1f
sha512
2ac3e5a6ae60d4053d01aa5e8eaa6f2ad76050ff8bf9823b2f92f9fb8b25cf2bce3524def7c4e9d6908ec29bf2c245fff3f3db0451382129ca35055801283969
ripemd-160
df608b9b29c1688e1ab8f21583e01449f977e81b
Diameter
314831818
Circumference
989073326.54512
Area
7.7847938382877E+16
Volume
1.6339338645755E+25
Surface area
3.1139175353151E+17
Circumference
989073326.54512
Perimeter
629663636
Area
24779768406296281
Diagonal
222619713.44109
Surface area
148678610437777686
Volume
3.9007297684866E+24
Space diagonal
272652352.30764
Perimeter
472247727
Area
1.0729954469874E+16
Altitude
136326176.15382
Surface area
1.0729954469874E+16
Volume
4.5970541181219E+23
Height
74206571.14703