129621708 is an even 9-digits composite number following 129621707
and preceding 129621709 . In scientific notation, it is written as 1.29621708 × 10^8.
The sum of its digits is 36. It has a total of 6 prime factors and 30 positive divisors.
There are 43207128 positive integers (up to 129621708) that are relatively prime to 129621708.
129621708 has 30 divisors, whose sum is 338857596
The reverse of 129621708 is 807126921
Previous prime number is 3
Is Prime? no Number parity even Number length 9 Sum of Digits 36 Digital Root 9
Name
one hundred twenty-nine million six hundred twenty-one thousand seven hundred eight
Scientific notation
1.29621708 × 10^8
Engineering notation
1.29621708 × 10^6
Prime Factorization
2 × 2 × 9 × 3 × 3 × 400067
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
6 Total number of prime factors
rad Radical
21603618 Product of the distinct prime numbers
The prime factorization of 129621708 is 2 × 2 × 9 × 3 × 3 × 400067.
Since it has a total of 6 prime factors.
9 , 4 , 79 , 92 , 712 , 481 , 7214 , 3502 , 64868 , 86541 , 745773 , 901788 , 8694012 , 2728173 , 59522368 , 95534723 , 900068369 , 43629997 , 4748964479 , 8951291618
n×2
259243416
n×3
388865124
n×4
518486832
n×5
648108540
n÷2
64810854
n÷3
43207236
n÷3
32405427
n÷5
25924341.6
n2
16801787184837264
n3
2.1778763523511E+24
n4
2.8230005260456E+32
n5
3.6592214987093E+40
2 √n11385.152963399
3 √n506.08785259791
4 √n106.70123224874
5 √n41.931031674702
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 27 , 36 , 54 , 81 , 108 , 162 , 324 , 400067 , 800134 , 1200201 , 1600268 , 2400402 , 3600603 , 4800804 , 7201206 , 10801809 , 14402412 , 21603618 , 32405427 , 43207236 , 64810854 , 129621708
30 divisors
τ Total Divisors
30 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129621707 Sum of the proper positive divisors of n
A Arithmetic Mean
0.033333333333333 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
30 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129621708 can be divided by 30 positive divisors.
The sum of these divisors (counting 129621708) is 1, the average is 0.033333333333333.
Base
System
Value
2
Binary
111101110011101111011001100
3
Ternary
100000220110120000
4
Quaternary
13232131323030
5
Quinary
231140343313
6
Senary
20510124300
8
Octal
756357314
10
Decimal
129621708
12
Duodecimal
374b0690
16
Hexadecimal
7b9decc
20
Vigesimal
20a2e58
36
Base36
2568r0
md5
b819e6554339e0a3eadea10e555ee211
sha1
6f8858ba1ca2db4b1006f5c258c87ad60619f8ff
sha256
922f94456cb7659d7f266b844d161151c42e394d43b7c6a297db4dfe5e1da497
sha512
6d5429f09bd0ccce00b681ae008a70168cac417b0a0d4fd6fd68425f611b00655f7f47198b966b0b3138f8c17752971675d330faa17281afa14c3ee2578a3706
ripemd-160
6caefb5f269abc1ece656bdf5c2ba54d20afc3c5
Diameter
259243416
Circumference
814437211.19712
Area
5.2784371187064E+16
Volume
9.1226671319643E+24
Surface area
2.1113748474826E+17
Circumference
814437211.19712
Perimeter
518486832
Area
16801787184837264
Diagonal
183312777.43157
Surface area
100810723109023584
Volume
2.1778763523511E+24
Space diagonal
224511384.01986
Perimeter
388865124
Area
7.2753872655244E+15
Altitude
112255692.00993
Surface area
7.2753872655244E+15
Volume
2.5666518955555E+23
Height
61104259.143855