157021793 is an odd 9-digits composite number following 157021792
and preceding 157021794 . In scientific notation, it is written as 1.57021793 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 156666900 positive integers (up to 157021793) that are relatively prime to 157021793.
157021793 has 4 divisors, whose sum is 157376688
The reverse of 157021793 is 397120751
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred fifty-seven million twenty-one thousand seven hundred ninety-three
Scientific notation
1.57021793 × 10^8
Engineering notation
1.57021793 × 10^6
Prime Factorization
443 × 354451
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157021793
Product of the distinct prime numbers
The prime factorization of 157021793 is 443 × 354451.
Since it has a total of 2 prime factors.
10 , 5 , 63 , 62 , 594 , 341 , 4868 , 1725 , 93206 , 17371 , 336806 , 237655 , 6577897 , 4939547 , 20982141 , 83789942 , 218078094 , 974653635 , 346145043 , 1603867541
n×2
314043586
n×3
471065379
n×4
628087172
n×5
785108965
n÷2
78510896.5
n÷3
52340597.666667
n÷3
39255448.25
n÷5
31404358.6
n2
24655843476934849
n3
3.8715047506757E+24
n4
6.0791061755911E+32
n5
9.5455215152869E+40
2 √n
12530.833691339
3 √n
539.49403109532
4 √n
111.9412064047
5 √n
43.570444084695
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
-157021792
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 157021793 can be divided by 4 positive divisors.
The sum of these divisors (counting 157021793) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110111111011001100001
3
Ternary
101221110112101222
4
Quaternary
21112333121201
5
Quinary
310144144133
6
Senary
23325304425
8
Octal
1126773141
10
Decimal
157021793
12
Duodecimal
44705115
16
Hexadecimal
95bf661
20
Vigesimal
2917e9d
36
Base36
2lhish
md5
6c374e010eb7c6884d81b9faa023716d
sha1
a4886361ebc839c910d30b1d99a07e4e0c50bf0f
sha256
bd80d66e3aec019fcae57faa6469451e8afa89782f12e10102eb71cca2473257
sha512
a763097aed352826a610dbbdabbabd8913cf4999d8a4047ae559a19a84da35bef4a1dcb02a042dd6103895d9a7df0a6d61ee2b8ad8e5950b8db830e79e86b3b8
ripemd-160
dfa72bc7da6c240e99bc81c2075d2896cbedea20
Diameter
314043586
Circumference
986597022.68459
Area
7.7458616735198E+16
Volume
1.6216921177414E+25
Surface area
3.0983446694079E+17
Circumference
986597022.68459
Perimeter
628087172
Area
24655843476934849
Diagonal
222062349.24874
Surface area
147935060861609094
Volume
3.8715047506757E+24
Space diagonal
271969723.37156
Perimeter
471065379
Area
1.0676293401379E+16
Altitude
135984861.68578
Surface area
1.0676293401379E+16
Volume
4.5626121043312E+23
Height
74020783.082914