157045907 is an odd 9-digits composite number following 157045906
and preceding 157045908 . In scientific notation, it is written as 1.57045907 × 10^8.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 151979880 positive integers (up to 157045907) that are relatively prime to 157045907.
157045907 has 4 divisors, whose sum is 162111936
The reverse of 157045907 is 709540751
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred fifty-seven million forty-five thousand nine hundred seven
Scientific notation
1.57045907 × 10^8
Engineering notation
1.57045907 × 10^6
Prime Factorization
31 × 5065997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157045907
Product of the distinct prime numbers
The prime factorization of 157045907 is 31 × 5065997.
Since it has a total of 2 prime factors.
8 , 4 , 22 , 15 , 595 , 668 , 6734 , 6610 , 71270 , 63109 , 139832 , 976498 , 2195449 , 3662817 , 30561991 , 93570796 , 263417335 , 383714909 , 8202645715 , 8674887649
n×2
314091814
n×3
471137721
n×4
628183628
n×5
785229535
n÷2
78522953.5
n÷3
52348635.666667
n÷3
39261476.75
n÷5
31409181.4
n2
24663416905452649
n3
3.8732886776359E+24
n4
6.0828413345217E+32
n5
9.5528533451705E+40
2 √n
12531.79584098
3 √n
539.52164656814
4 √n
111.94550388908
5 √n
43.571782234177
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
-157045906
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 157045907 can be divided by 4 positive divisors.
The sum of these divisors (counting 157045907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000101010010010011
3
Ternary
101221111202111002
4
Quaternary
21113011102103
5
Quinary
310200432112
6
Senary
23330012215
8
Octal
1127052223
10
Decimal
157045907
12
Duodecimal
4471706b
16
Hexadecimal
95c5493
20
Vigesimal
291aef7
36
Base36
2li1eb
md5
f6fb1d0a6c21d27ad9fe2360698452f4
sha1
7e35ddc3dc2e4dea7c8c1fd97e2b877ff673c9ce
sha256
e3d0ba4f80bc7f6c66483d2a943ebb63cc4e6ffb3c6edf7fd3a44d697f6a3429
sha512
d08eafd780a56dcd1efc69dda4c1ee0bb9e1d4c7314c77f64d3ad1548c43072435fc9c4c3b283d10054b670feafe2ad389e3e8ece338a9632d82595c0287cf8d
ripemd-160
9440ed9be1d2e3b74985e99731c0349425ac481e
Diameter
314091814
Circumference
986748535.41509
Area
7.7482409362592E+16
Volume
1.6224393673191E+25
Surface area
3.0992963745037E+17
Circumference
986748535.41509
Perimeter
628183628
Area
24663416905452649
Diagonal
222096451.59458
Surface area
147980501432715894
Volume
3.8732886776359E+24
Space diagonal
272011490.04474
Perimeter
471137721
Area
1.0679572792124E+16
Altitude
136005745.02237
Surface area
1.0679572792124E+16
Volume
4.5647144824158E+23
Height
74032150.531528