12157087 is an odd 8-digits composite number following 12157086
and preceding 12157088 . In scientific notation, it is written as 1.2157087 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 11407968 positive integers (up to 12157087) that are relatively prime to 12157087.
12157087 has 8 divisors, whose sum is 12926304
The reverse of 12157087 is 78075121
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twelve million one hundred fifty-seven thousand eighty-seven
Scientific notation
1.2157087 × 10^7
Engineering notation
1.2157087 × 10^6
Prime Factorization
23 × 53 × 9973
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12157087
Product of the distinct prime numbers
The prime factorization of 12157087 is 23 × 53 × 9973.
Since it has a total of 3 prime factors.
2 , 9 , 76 , 37 , 346 , 658 , 2601 , 3749 , 45722 , 63642 , 202843 , 348141 , 9349854 , 3219802 , 56017118 , 9163284 , 222311887 , 373774795 , 7498580230 , 3248390846
n×2
24314174
n×3
36471261
n×4
48628348
n×5
60785435
n÷2
6078543.5
n÷3
4052362.3333333
n÷3
3039271.75
n÷5
2431417.4
n2
147794764325569
n3
1.7967538080504E+21
n4
2.184329236205E+28
n5
2.6555080561188E+35
2 √n
3486.7014497946
3 √n
229.93751926019
4 √n
59.048297602849
5 √n
26.119562900304
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
-12157086
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 12157087 can be divided by 8 positive divisors.
The sum of these divisors (counting 12157087) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110011000000010011111
3
Ternary
211212122101111
4
Quaternary
232120002133
5
Quinary
11103011322
6
Senary
1112322451
8
Octal
56300237
10
Decimal
12157087
12
Duodecimal
40a3427
16
Hexadecimal
b9809f
20
Vigesimal
3fjce7
36
Base36
78kgv
md5
e12befec5401483e35bbaec5a2911061
sha1
7243881119b083d6c58471c34a822284ed8bae58
sha256
b7e147a79ea9d2c5a6215f6a745974a2152b2b9d86090184a74a9e6d5fe6ccf4
sha512
036d148c81f6e890bddb50203113ddd9f44ce364f1e6b697e7114d3bf7b59e325dc6125e308d80801c7ce5a6a0864fdecac6b0b6dbe7b463b3e174dd7320c425
ripemd-160
1dcde1ab89acbb705de8e67abaf5097ace42cc6c
Diameter
24314174
Circumference
76385230.416504
Area
4.6431094584424E+14
Volume
7.5262247515743E+21
Surface area
1.857243783377E+15
Circumference
76385230.416504
Perimeter
48628348
Area
147794764325569
Diagonal
17192717.31435
Surface area
886768585953414
Volume
1.7967538080504E+21
Space diagonal
21056692.356035
Perimeter
36471261
Area
63997010226138
Altitude
10528346.178018
Surface area
63997010226138
Volume
2.1174946696587E+20
Height
5730905.7714499