129642497 is an odd 9-digits composite number following 129642496
and preceding 129642498 . In scientific notation, it is written as 1.29642497 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 126730000 positive integers (up to 129642497) that are relatively prime to 129642497.
129642497 has 8 divisors, whose sum is 132561792
The reverse of 129642497 is 794246921
Previous prime number is 1451
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred twenty-nine million six hundred forty-two thousand four hundred ninety-seven
Scientific notation
1.29642497 × 10^8
Engineering notation
1.29642497 × 10^6
Prime Factorization
47 × 1451 × 1901
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129642497
Product of the distinct prime numbers
The prime factorization of 129642497 is 47 × 1451 × 1901.
Since it has a total of 3 prime factors.
2 , 6 , 6 , 10 , 806 , 789 , 7412 , 6568 , 27354 , 55379 , 176699 , 87302 , 5039759 , 6570385 , 79467560 , 62892136 , 258097391 , 391671690 , 3001739302 , 7010923919
n×2
259284994
n×3
388927491
n×4
518569988
n×5
648212485
n÷2
64821248.5
n÷3
43214165.666667
n÷3
32410624.25
n÷5
25928499.4
n2
16807177028395009
n3
2.1789243974822E+24
n4
2.8248119966381E+32
n5
3.6621568079972E+40
2 √n
11386.06591409
3 √n
506.11490696022
4 √n
106.70551023302
5 √n
41.932376585696
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
-129642496
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 129642497 can be divided by 8 positive divisors.
The sum of these divisors (counting 129642497) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110100011000000000001
3
Ternary
100000221112001222
4
Quaternary
13232203000001
5
Quinary
231142024442
6
Senary
20510404425
8
Octal
756430001
10
Decimal
129642497
12
Duodecimal
37500715
16
Hexadecimal
7ba3001
20
Vigesimal
20a564h
36
Base36
256osh
md5
7d5fd4cdf31c20989d5016ec285a4132
sha1
fa46bd26c73dfe61ad921269db4a17227eaa6f6e
sha256
a99d1c944d5a23814d2375458732ea5d38928806086835ee6569f5958ce70ed3
sha512
88d3f0ef06ffd6a662b9b65ba0a40ff28daf057a2594b2561585082b3d04da39d3d08c42b958559dda93934e53f641a6d3f011fd4ddd14fd079f0ab108ecd737
ripemd-160
732afd444f5947f61697eec217cdc5eb1b0ff289
Diameter
259284994
Circumference
814567832.33647
Area
5.2801303879989E+16
Volume
9.1270571731434E+24
Surface area
2.1120521551996E+17
Circumference
814567832.33647
Perimeter
518569988
Area
16807177028395009
Diagonal
183342177.51731
Surface area
100843062170370054
Volume
2.1789243974822E+24
Space diagonal
224547391.6241
Perimeter
388927491
Area
7.2777211362462E+15
Altitude
112273695.81205
Surface area
7.2777211362462E+15
Volume
2.5678870285874E+23
Height
61114059.172438