12902157 is an odd 8-digits composite number following 12902156
and preceding 12902158 . In scientific notation, it is written as 1.2902157 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 8601432 positive integers (up to 12902157) that are relatively prime to 12902157.
12902157 has 4 divisors, whose sum is 14335740
The reverse of 12902157 is 75120921
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million nine hundred two thousand one hundred fifty-seven
Scientific notation
1.2902157 × 10^7
Engineering notation
1.2902157 × 10^6
Prime Factorization
9 × 1433573
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12902157
Product of the distinct prime numbers
The prime factorization of 12902157 is 9 × 1433573.
Since it has a total of 2 prime factors.
8 , 2 , 11 , 35 , 835 , 895 , 5176 , 8620 , 69137 , 14405 , 553319 , 60876 , 1086716 , 603007 , 64723657 , 13265348 , 15445487 , 207217143 , 2492466213 , 6877327135
n×2
25804314
n×3
38706471
n×4
51608628
n×5
64510785
n÷2
6451078.5
n÷3
4300719
n÷3
3225539.25
n÷5
2580431.4
n2
166465655252649
n3
2.1477660191776E+21
n4
2.7710814378694E+28
n5
3.5752927771176E+35
2 √n
3591.9572658928
3 √n
234.54208096988
4 √n
59.932939740119
5 √n
26.432148431763
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
-12902156
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 12902157 can be divided by 4 positive divisors.
The sum of these divisors (counting 12902157) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001001101111100001101
3
Ternary
220021111102200
4
Quaternary
301031330031
5
Quinary
11300332112
6
Senary
1140312113
8
Octal
61157415
10
Decimal
12902157
12
Duodecimal
43a2639
16
Hexadecimal
c4df0d
20
Vigesimal
40cf7h
36
Base36
7ojd9
md5
580d04692993e6dd657bcc46f182380e
sha1
7fe52c52a169982a154700c8d3529ab97965746e
sha256
29d1059ba0df1c5656114f5b0566dfdc0a71555d22d55b3e372c2f81fc7fcea5
sha512
4178a761786827b8988b4dce70feea929df4d5e354befa0efa19b4d66f8aaf7f43b496175235750982407641fef253a217c34c76b4747aab0a796a81b8c86d23
ripemd-160
2bdc76d6a3e35c76f0113d90afbe2a52040e22cc
Diameter
25804314
Circumference
81066643.293324
Area
5.2296727961673E+14
Volume
8.996541263304E+21
Surface area
2.0918691184669E+15
Circumference
81066643.293324
Perimeter
51608628
Area
166465655252649
Diagonal
18246405.413267
Surface area
998793931515894
Volume
2.1477660191776E+21
Space diagonal
22347191.45123
Perimeter
38706471
Area
72081743153208
Altitude
11173595.725615
Surface area
72081743153208
Volume
2.5311665276041E+20
Height
6082135.1377557