129620457 is an odd 9-digits composite number following 129620456
and preceding 129620458 . In scientific notation, it is written as 1.29620457 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 84453408 positive integers (up to 129620457) that are relatively prime to 129620457.
129620457 has 12 divisors, whose sum is 187540080
The reverse of 129620457 is 754026921
Previous prime number is 23267
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-nine million six hundred twenty thousand four hundred fifty-seven
Scientific notation
1.29620457 × 10^8
Engineering notation
1.29620457 × 10^6
Prime Factorization
3 × 3 × 23267 × 619
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
43206819
Product of the distinct prime numbers
The prime factorization of 129620457 is 3 × 3 × 23267 × 619.
Since it has a total of 4 prime factors.
8 , 8 , 48 , 26 , 974 , 510 , 9573 , 3947 , 84843 , 95055 , 605694 , 842427 , 599204 , 5071858 , 26480948 , 87086002 , 681842937 , 175413122 , 7908715050 , 1522295808
n×2
259240914
n×3
388861371
n×4
518481828
n×5
648102285
n÷2
64810228.5
n÷3
43206819
n÷3
32405114.25
n÷5
25924091.4
n2
16801462872888849
n3
2.1778132958524E+24
n4
2.8228915466906E+32
n5
3.6590449234348E+40
2 √n
11385.098023293
3 √n
506.08622448086
4 √n
106.70097480011
5 √n
41.93095073776
1 , 3 , 9 , 619 , 1857 , 5571 , 23267 , 69801 , 209403 , 14402273 , 43206819 , 129620457
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129620456
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129620457 can be divided by 12 positive divisors.
The sum of these divisors (counting 129620457) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101110011101100111101001
3
Ternary
100000220101211200
4
Quaternary
13232131213221
5
Quinary
231140323312
6
Senary
20510114413
8
Octal
756354751
10
Decimal
129620457
12
Duodecimal
374aba09
16
Hexadecimal
7b9d9e9
20
Vigesimal
20a2b2h
36
Base36
2567s9
md5
a6dd21f29fd60e81879019763143ac22
sha1
01630385c044ff899ffde9e55fac86f208db9af5
sha256
2f78623c82b9bb65873aa79c3cd361c85280a5a175017dfbc9baa08cdfbe8f1e
sha512
23dc1a9b8cb030bef8bcf3099f79db25935a01fd8b40ea284e083eb6d23443067869d5a578c9ab5bb72f73937ef5a65c23ec9981fa6fe3f763c49e3289434b18
ripemd-160
79edc07e261f8e685555bf0aee2293e71a0ad362
Diameter
259240914
Circumference
814429350.9323
Area
5.2783352331029E+16
Volume
9.12240300152E+24
Surface area
2.1113340932412E+17
Circumference
814429350.9323
Perimeter
518481828
Area
16801462872888849
Diagonal
183311008.2504
Surface area
100808777237333094
Volume
2.1778132958524E+24
Space diagonal
224509217.2243
Perimeter
388861371
Area
7.2752468343314E+15
Altitude
112254608.61215
Surface area
7.2752468343314E+15
Volume
2.5665775827591E+23
Height
61103669.4168