12639907 is an odd 8-digits composite number following 12639906
and preceding 12639908 . In scientific notation, it is written as 1.2639907 × 10^7.
The sum of its digits is 37. It has a total of 2 prime factors and 4 positive divisors.
There are 10834200 positive integers (up to 12639907) that are relatively prime to 12639907.
12639907 has 4 divisors, whose sum is 14445616
The reverse of 12639907 is 70993621
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
twelve million six hundred thirty-nine thousand nine hundred seven
Scientific notation
1.2639907 × 10^7
Engineering notation
1.2639907 × 10^6
Prime Factorization
7 × 1805701
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
12639907
Product of the distinct prime numbers
The prime factorization of 12639907 is 7 × 1805701.
Since it has a total of 2 prime factors.
2 , 6 , 52 , 31 , 315 , 558 , 4339 , 9993 , 73668 , 4083 , 517413 , 297975 , 317835 , 7739939 , 49548691 , 24529183 , 182837283 , 401168578 , 7425245656 , 7382823259
n×2
25279814
n×3
37919721
n×4
50559628
n×5
63199535
n÷2
6319953.5
n÷3
4213302.3333333
n÷3
3159976.75
n÷5
2527981.4
n2
159767248968649
n3
2.0194431686096E+21
n4
2.552557384301E+28
n5
3.2264087949728E+35
2 √n
3555.2646877553
3 √n
232.94208560171
4 √n
59.626040349459
5 √n
26.323811710849
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
-12639906
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 12639907 can be divided by 4 positive divisors.
The sum of these divisors (counting 12639907) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000001101111010100011
3
Ternary
212210011200201
4
Quaternary
300031322203
5
Quinary
11213434112
6
Senary
1130530031
8
Octal
60157243
10
Decimal
12639907
12
Duodecimal
4296917
16
Hexadecimal
c0dea3
20
Vigesimal
3ijjf7
36
Base36
7ix0j
md5
a8096393ef3d4547e1e499e6b3dc01ce
sha1
cfaf2146037f2c38870e3f2692422c768f743824
sha256
61d0915c7722272a48fa293304be167553dc0b6b094a071617820476d9697d5f
sha512
d79500d795236fbacefdf130a64a5f39f2b994a5558ac0556fe4a66e747c053fa266814973b5555ab0aeb7bce9a6d3735f3da40d9e257bc6404b81992b16ecb4
ripemd-160
5766024b370f2887d4574754611c03ea560196ef
Diameter
25279814
Circumference
79418877.946516
Area
5.0192361564416E+14
Volume
8.4590237637946E+21
Surface area
2.0076944625766E+15
Circumference
79418877.946516
Perimeter
50559628
Area
159767248968649
Diagonal
17875527.906535
Surface area
958603493811894
Volume
2.0194431686096E+21
Space diagonal
21892961.126946
Perimeter
37919721
Area
69181248149802
Altitude
10946480.563473
Surface area
69181248149802
Volume
2.3799365979078E+20
Height
5958509.3021782