157217838 is an even 9-digits composite number following 157217837
and preceding 157217839 . In scientific notation, it is written as 1.57217838 × 10^8.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 52405944 positive integers (up to 157217838) that are relatively prime to 157217838.
157217838 has 8 divisors, whose sum is 314435688
The reverse of 157217838 is 838712751
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
one hundred fifty-seven million two hundred seventeen thousand eight hundred thirty-eight
Scientific notation
1.57217838 × 10^8
Engineering notation
1.57217838 × 10^6
Prime Factorization
2 × 3 × 26202973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157217838
Product of the distinct prime numbers
The prime factorization of 157217838 is 2 × 3 × 26202973.
Since it has a total of 3 prime factors.
4 , 1 , 27 , 12 , 978 , 442 , 3486 , 4000 , 3187 , 8621 , 932852 , 309967 , 5873901 , 7330526 , 57786731 , 69247773 , 660372349 , 402695543 , 9041491349 , 2788748202
n×2
314435676
n×3
471653514
n×4
628871352
n×5
786089190
n÷2
78608919
n÷3
52405946
n÷3
39304459.5
n÷5
31443567.6
n2
24717448585394244
n3
3.8860238274718E+24
n4
6.1095226457161E+32
n5
9.6052594157152E+40
2 √n
12538.653755487
3 √n
539.71846092161
4 √n
111.97613029341
5 √n
43.581318377887
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-157217837
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 157217838 can be divided by 8 positive divisors.
The sum of these divisors (counting 157217838) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111101111010000101110
3
Ternary
101221211111022220
4
Quaternary
21113233100232
5
Quinary
310221432323
6
Senary
23333420210
8
Octal
1127572056
10
Decimal
157217838
12
Duodecimal
4479a666
16
Hexadecimal
95ef42e
20
Vigesimal
292c4bi
36
Base36
2llq26
md5
a03ac44845eab4ec8e8934b99c8ec0f9
sha1
8ef6eacf7dbe8932f40e8adf8227651d6b1ad956
sha256
5f8bb5ac3c0f6b674f04dc7b8fdd72effed9d322f06ffacf6bae2712ef7d4e07
sha512
3cc3bbf4c40cc11451c7d7ac58323fa774a14759c6e68a318097bf60ae4584681513afb408c5cc96283124aae344eda5c4f4a0e6a243f68251fe828d33452707
ripemd-160
211a09624ea11ca8566c0962cfd5affadae5370e
Diameter
314435676
Circumference
987828809.74814
Area
7.7652154891358E+16
Volume
1.6277738544081E+25
Surface area
3.1060861956543E+17
Circumference
987828809.74814
Perimeter
628871352
Area
24717448585394244
Diagonal
222339598.74658
Surface area
148304691512365464
Volume
3.8860238274718E+24
Space diagonal
272309283.27213
Perimeter
471653514
Area
1.0702969195844E+16
Altitude
136154641.63607
Surface area
1.0702969195844E+16
Volume
4.5797230004297E+23
Height
74113199.582192