157215466 is an even 9-digits composite number following 157215465
and preceding 157215467 . In scientific notation, it is written as 1.57215466 × 10^8.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 77797248 positive integers (up to 157215466) that are relatively prime to 157215466.
157215466 has 8 divisors, whose sum is 238254660
The reverse of 157215466 is 664512751
Previous prime number is 97
Is Prime? no
Number parity even
Number length 9
Sum of Digits 37
Digital Root 1
Name
one hundred fifty-seven million two hundred fifteen thousand four hundred sixty-six
Scientific notation
1.57215466 × 10^8
Engineering notation
1.57215466 × 10^6
Prime Factorization
2 × 97 × 810389
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
157215466
Product of the distinct prime numbers
The prime factorization of 157215466 is 2 × 97 × 810389.
Since it has a total of 3 prime factors.
1 , 3 , 25 , 56 , 187 , 663 , 9618 , 1288 , 75656 , 19380 , 824381 , 88751 , 3568588 , 9985259 , 9745304 , 39311161 , 623183867 , 729325961 , 869099475 , 5929579800
n×2
314430932
n×3
471646398
n×4
628861864
n×5
786077330
n÷2
78607733
n÷3
52405155.333333
n÷3
39303866.5
n÷5
31443093.2
n2
24716702749597156
n3
3.8858479407614E+24
n4
6.1091539481194E+32
n5
9.6045348481934E+40
2 √n
12538.559167624
3 √n
539.71574660148
4 √n
111.97570793535
5 √n
43.581186871803
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
-157215465
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 157215466 can be divided by 8 positive divisors.
The sum of these divisors (counting 157215466) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001010111101110101011101010
3
Ternary
101221211101002001
4
Quaternary
21113232223222
5
Quinary
310221343331
6
Senary
23333401214
8
Octal
1127565352
10
Decimal
157215466
12
Duodecimal
4479920a
16
Hexadecimal
95eeaea
20
Vigesimal
292bid6
36
Base36
2llo8a
md5
05ebd5c2dfeededec837b7bbb6595b8a
sha1
2e5289c122b0fc637a4af5b0073c764aebdd1649
sha256
2a5b84d2e88fd16e14cef4e84027a96bce790c8ccfa16a2b16d6191f759e13b4
sha512
c59dd9a981eb4e9937ebb79114bec27611104b7ecca06c8a928ce80d20ae90fcdc9e26462b6cb8328b21b59dc90587f6413a53a930e761845aad96931cd27484
ripemd-160
fed8216512d4451bbd09caed2c9ab25ef78e6b25
Diameter
314430932
Circumference
987813906.03259
Area
7.7649811779097E+16
Volume
1.6277001791551E+25
Surface area
3.1059924711639E+17
Circumference
987813906.03259
Perimeter
628861864
Area
24716702749597156
Diagonal
222336244.23201
Surface area
148300216497582936
Volume
3.8858479407614E+24
Space diagonal
272305174.84762
Perimeter
471646398
Area
1.070264623947E+16
Altitude
136152587.42381
Surface area
1.070264623947E+16
Volume
4.5795157159536E+23
Height
74112081.410669