157024921 is an odd 9-digits composite number following 157024920
and preceding 157024922 . In scientific notation, it is written as 1.57024921 × 10^8.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 156157200 positive integers (up to 157024921) that are relatively prime to 157024921.
157024921 has 4 divisors, whose sum is 157892644
The reverse of 157024921 is 129420751
Previous prime number is 181
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred fifty-seven million twenty-four thousand nine hundred twenty-one
Scientific notation
1.57024921 × 10^8
Engineering notation
1.57024921 × 10^6
Prime Factorization
181 × 867541
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
157024921
Product of the distinct prime numbers
The prime factorization of 157024921 is 181 × 867541.
Since it has a total of 2 prime factors.
10 , 6 , 38 , 76 , 427 , 22 , 4463 , 1972 , 15220 , 66471 , 611258 , 143685 , 3883926 , 1267041 , 22441714 , 12072655 , 706204911 , 796531947 , 1919035632 , 5622360744
n×2
314049842
n×3
471074763
n×4
628099684
n×5
785124605
n÷2
78512460.5
n÷3
52341640.333333
n÷3
39256230.25
n÷5
31404984.2
n2
24656825815056241
n3
3.87173612572E+24
n4
6.0795905927402E+32
n5
9.5464723253738E+40
2 √n
12530.958502844
3 √n
539.49761345607
4 √n
111.94176389018
5 √n
43.570617674947
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
-157024920
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 157024921 can be divided by 4 positive divisors.
The sum of these divisors (counting 157024921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010111000000001010011001
3
Ternary
101221110200200211
4
Quaternary
21113000022121
5
Quinary
310144244141
6
Senary
23325331121
8
Octal
1127001231
10
Decimal
157024921
12
Duodecimal
44706aa1
16
Hexadecimal
95c0299
20
Vigesimal
2918261
36
Base36
2lhl7d
md5
08a828eb229baf98780289da70f51474
sha1
72e9939f77bbf5ba6811925b34187ab68e994e01
sha256
d936e66265e9536cb1fd37bf5c1cf89b7f9b1ec8812847c14e282403099bcc17
sha512
9b46c7f445deec9b8d87549e42bf99280093591b11b162558417b7016c668165b2b4db125e7d97956ef7643ddee81326532a3b3f45b010e2b51d81bc4b808c93
ripemd-160
4661fab2d53969554ac03a26e4704a51d5c7a595
Diameter
314049842
Circumference
986616676.48824
Area
7.7461702841424E+16
Volume
1.6217890358933E+25
Surface area
3.098468113657E+17
Circumference
986616676.48824
Perimeter
628099684
Area
24656825815056241
Diagonal
222066772.90876
Surface area
147940954890337446
Volume
3.87173612572E+24
Space diagonal
271975141.22649
Perimeter
471074763
Area
1.0676718766263E+16
Altitude
135987570.61324
Surface area
1.0676718766263E+16
Volume
4.5628847824359E+23
Height
74022257.636255