129122570 is an even 9-digits composite number following 129122569
and preceding 129122571 . In scientific notation, it is written as 1.29122570 × 10^8.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 51649024 positive integers (up to 129122570) that are relatively prime to 129122570.
129122570 has 8 divisors, whose sum is 232420644
The reverse of 129122570 is 075221921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million one hundred twenty-two thousand five hundred seventy
Scientific notation
1.29122570 × 10^8
Engineering notation
1.29122570 × 10^6
Prime Factorization
2 × 5 × 12912257
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129122570
Product of the distinct prime numbers
The prime factorization of 129122570 is 2 × 5 × 12912257.
Since it has a total of 3 prime factors.
10 , 5 , 28 , 4 , 111 , 808 , 1319 , 8251 , 76006 , 45189 , 600361 , 887971 , 8832950 , 6728367 , 32149031 , 48587820 , 674171232 , 439239966 , 1287026374 , 8286842036
n×2
258245140
n×3
387367710
n×4
516490280
n×5
645612850
n÷2
64561285
n÷3
43040856.666667
n÷3
32280642.5
n÷5
25824514
n2
16672638083404900
n3
2.1528138780091E+24
n4
2.779768606602E+32
n5
3.5893086648977E+40
2 √n
11363.211253867
3 √n
505.43741469648
4 √n
106.59836421759
5 √n
41.89868881543
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
-129122569
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 129122570 can be divided by 8 positive divisors.
The sum of these divisors (counting 129122570) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100000100001010
3
Ternary
22222222002212102
4
Quaternary
13230210010022
5
Quinary
231023410240
6
Senary
20451313402
8
Octal
754440412
10
Decimal
129122570
12
Duodecimal
372ab862
16
Hexadecimal
7b2410a
20
Vigesimal
207068a
36
Base36
24vjm2
md5
abd78e50e020e88357a67c4028ded697
sha1
570f8f2bd02b038f523cf8235b8a0cf8ed1ba5fa
sha256
42c279e208abd742dafb412dd8514e4d3eb5178b6af38b864e15b6fe1428e080
sha512
e4eb7a8066e308a39599845158dc69edfdd2bef171796288cc02280bdc2e03dc8ffe1e7a0aa67ad099feb816ed58441a19fc09ccd6911e2e63d272fd96b24ca2
ripemd-160
ad26b654f5ef3d66e1f6f7309ed6056c372a90f1
Diameter
258245140
Circumference
811301034.64927
Area
5.2378637318786E+16
Volume
9.0176856849328E+24
Surface area
2.0951454927514E+17
Circumference
811301034.64927
Perimeter
516490280
Area
16672638083404900
Diagonal
182606889.70247
Surface area
100035828500429400
Volume
2.1528138780091E+24
Space diagonal
223646851.64387
Perimeter
387367710
Area
7.2194640641663E+15
Altitude
111823425.82193
Surface area
7.2194640641663E+15
Volume
2.5371154862879E+23
Height
60868963.234156