12912129 is an odd 8-digits composite number following 12912128
and preceding 12912130 . In scientific notation, it is written as 1.2912129 × 10^7.
The sum of its digits is 27. It has a total of 2 prime factors and 4 positive divisors.
There are 8100864 positive integers (up to 12912129) that are relatively prime to 12912129.
12912129 has 4 divisors, whose sum is 12922884
The reverse of 12912129 is 92121921
Previous prime number is 1377
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million nine hundred twelve thousand one hundred twenty-nine
Scientific notation
1.2912129 × 10^7
Engineering notation
1.2912129 × 10^6
Prime Factorization
1377 × 9377
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12912129
Product of the distinct prime numbers
The prime factorization of 12912129 is 1377 × 9377.
Since it has a total of 2 prime factors.
3 , 3 , 21 , 52 , 747 , 146 , 6582 , 4030 , 55643 , 85561 , 160383 , 325413 , 9079220 , 7948263 , 93506743 , 86023135 , 315580432 , 216932817 , 4046575077 , 4982684163
n×2
25824258
n×3
38736387
n×4
51648516
n×5
64560645
n÷2
6456064.5
n÷3
4304043
n÷3
3228032.25
n÷5
2582425.8
n2
166723075312641
n3
2.1527498557135E+21
n4
2.7796583841705E+28
n5
3.589130763234E+35
2 √n
3593.3450989294
3 √n
234.60249079975
4 √n
59.944516837901
5 √n
26.436233019072
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
-12912128
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 12912129 can be divided by 4 positive divisors.
The sum of these divisors (counting 12912129) is 1, the average is 0.25.
Base
System
Value
2
Binary
110001010000011000000001
3
Ternary
220022000010000
4
Quaternary
301100120001
5
Quinary
11301142004
6
Senary
1140430213
8
Octal
61203001
10
Decimal
12912129
12
Duodecimal
43a8369
16
Hexadecimal
c50601
20
Vigesimal
40e069
36
Base36
7or29
md5
5f76b4dd6f5c172c50c13db8caf908c1
sha1
1e6e6a2a14b472ec90d5108e9cb6d6695951fe9f
sha256
de2e19dc1af9b77c257f85cf89d869977b58013d58f7bd7c1c662e89aebc5343
sha512
2ef07962ffe24071cbbe067938f31d7bdc78ac3a02a0a5092b6c64c2975f00fd9c6bf582ed90048035258bb9db7eea7d2b976e13dd93c2ca493904cedc044d9b
ripemd-160
bcb21649a5f18e0cb807b0b6a1fc23eecea5bfc3
Diameter
25824258
Circumference
81129299.217207
Area
5.2377598858609E+14
Volume
9.0174175089682E+21
Surface area
2.0951039543444E+15
Circumference
81129299.217207
Perimeter
51648516
Area
166723075312641
Diagonal
18260507.950911
Surface area
1000338451875846
Volume
2.1527498557135E+21
Space diagonal
22364463.461884
Perimeter
38736387
Area
72193209308907
Altitude
11182231.730942
Surface area
72193209308907
Volume
2.537040035289E+20
Height
6086835.983637