157042961 is an odd 9-digits composite number following 157042960
and preceding 157042962 . In scientific notation, it is written as 1.57042961 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 148777524 positive integers (up to 157042961) that are relatively prime to 157042961.
157042961 has 4 divisors, whose sum is 165308400
The reverse of 157042961 is 169240751
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-seven million forty-two thousand nine hundred sixty-one
Scientific notation
1.57042961 × 10^8
Engineering notation
1.57042961 × 10^6
Prime Factorization
19 × 8265419
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157042961
Product of the distinct prime numbers
The prime factorization of 157042961 is 19 × 8265419.
Since it has a total of 2 prime factors.
4 , 1 , 93 , 57 , 694 , 454 , 4900 , 9760 , 22926 , 74066 , 987786 , 50277 , 9369373 , 5319855 , 60027070 , 16525160 , 242784707 , 518664669 , 5722011202 , 8862414952
n×2
314085922
n×3
471128883
n×4
628171844
n×5
785214805
n÷2
78521480.5
n÷3
52347653.666667
n÷3
39260740.25
n÷5
31408592.2
n2
24662491599647521
n3
3.8730707064463E+24
n4
6.0823849190268E+32
n5
9.5519573762572E+40
2 √n
12531.678299414
3 √n
539.51827294587
4 √n
111.94497889327
5 √n
43.571618761678
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
-157042960
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 157042961 can be divided by 4 positive divisors.
The sum of these divisors (counting 157042961) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000100100100010001
3
Ternary
101221111121102222
4
Quaternary
21113010210101
5
Quinary
310200333321
6
Senary
23325550425
8
Octal
1127044421
10
Decimal
157042961
12
Duodecimal
44715415
16
Hexadecimal
95c4911
20
Vigesimal
291a781
36
Base36
2lhz4h
md5
495830dd04d9ed5b32f640c6f3e258af
sha1
134e9c9793b80827551519158fe8e5e17ba7c5e8
sha256
a8c55545052bc363bc7f85f7467aab5150b7a8eb4c0c2faf52300bd667c1b8cb
sha512
491b99c01f7d875ce226dcf16cd40eb9e1c850d9b63f261bf38c2b9bda642694e4e009c5b9ffff13a2c11dfd4aa589b4262c3ffd5e11543a983878161a3cd48e
ripemd-160
d87bb48642e0b59cbabe7d4b61ef0ae702016e04
Diameter
314085922
Circumference
986730025.15118
Area
7.7479502428673E+16
Volume
1.6223480637607E+25
Surface area
3.0991800971469E+17
Circumference
986730025.15118
Perimeter
628171844
Area
24662491599647521
Diagonal
222092285.32143
Surface area
147974949597885126
Volume
3.8730707064463E+24
Space diagonal
272006387.42306
Perimeter
471128883
Area
1.0679172122958E+16
Altitude
136003193.71153
Surface area
1.0679172122958E+16
Volume
4.5644576009052E+23
Height
74030761.77381