129624988 is an even 9-digits composite number following 129624987
and preceding 129624989 . In scientific notation, it is written as 1.29624988 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 6 positive divisors.
There are 64812492 positive integers (up to 129624988) that are relatively prime to 129624988.
129624988 has 6 divisors, whose sum is 226843736
The reverse of 129624988 is 889426921
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred twenty-nine million six hundred twenty-four thousand nine hundred eighty-eight
Scientific notation
1.29624988 × 10^8
Engineering notation
1.29624988 × 10^6
Prime Factorization
2 × 2 × 32406247
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
64812494
Product of the distinct prime numbers
The prime factorization of 129624988 is 2 × 2 × 32406247.
Since it has a total of 3 prime factors.
7 , 9 , 72 , 63 , 100 , 746 , 8368 , 2857 , 74962 , 58519 , 251218 , 327782 , 2567960 , 315393 , 81291884 , 28845886 , 474941072 , 511152046 , 337168752 , 6693587478
n×2
259249976
n×3
388874964
n×4
518499952
n×5
648124940
n÷2
64812494
n÷3
43208329.333333
n÷3
32406247
n÷5
25924997.6
n2
16802637514000144
n3
2.1780416861206E+24
n4
2.8232862742688E+32
n5
3.6596844942266E+40
2 √n
11385.29700974
3 √n
506.09212131232
4 √n
106.70190724509
5 √n
41.931243880503
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129624987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129624988 can be divided by 6 positive divisors.
The sum of these divisors (counting 129624988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
111101110011110101110011100
3
Ternary
100000220122001111
4
Quaternary
13232132232130
5
Quinary
231140444423
6
Senary
20510151404
8
Octal
756365634
10
Decimal
129624988
12
Duodecimal
374b2564
16
Hexadecimal
7b9eb9c
20
Vigesimal
20a3298
36
Base36
256ba4
md5
087a194a58964043a099af135da487ca
sha1
a117f80de42497db019c5a8e73cce97c5859648f
sha256
ebe78fe93e2e96b3ee5d003c9224d3155ac5b472e2c70511333631921a349db3
sha512
1d382e0ea3562b64217ee39002f7a0f41498685f1385a52895811da102cf87105fe7ee8b4b1bede02a3c3475b784e773475ee0b5f9954b9683d5a8ec6a002f60
ripemd-160
bb11493c4b4471c4569b637f56fc2e9b104f4987
Diameter
259249976
Circumference
814457820.04493
Area
5.2787042574915E+16
Volume
9.1233596804385E+24
Surface area
2.1114817029966E+17
Circumference
814457820.04493
Perimeter
518499952
Area
16802637514000144
Diagonal
183317416.05205
Surface area
100815825084000864
Volume
2.1780416861206E+24
Space diagonal
224517065.14651
Perimeter
388874964
Area
7.2757554688528E+15
Altitude
112258532.57325
Surface area
7.2757554688528E+15
Volume
2.5668467432715E+23
Height
61105805.350683