129628615 is an odd 9-digits composite number following 129628614
and preceding 129628616 . In scientific notation, it is written as 1.29628615 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 103532352 positive integers (up to 129628615) that are relatively prime to 129628615.
129628615 has 8 divisors, whose sum is 155810160
The reverse of 129628615 is 516826921
Previous prime number is 617
Is Prime? no Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred twenty-nine million six hundred twenty-eight thousand six hundred fifteen
Scientific notation
1.29628615 × 10^8
Engineering notation
1.29628615 × 10^6
Prime Factorization
5 × 617 × 42019
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
129628615 Product of the distinct prime numbers
The prime factorization of 129628615 is 5 × 617 × 42019.
Since it has a total of 3 prime factors.
2 , 8 , 56 , 27 , 405 , 600 , 3596 , 8202 , 87305 , 72108 , 141334 , 355192 , 5841580 , 351590 , 78691569 , 17793060 , 659879888 , 268090394 , 7663658241 , 8940546710
n×2
259257230
n×3
388885845
n×4
518514460
n×5
648143075
n÷2
64814307.5
n÷3
43209538.333333
n÷3
32407153.75
n÷5
25925723
n2
16803577826818225
n3
2.1782245207352E+24
n4
2.8236022778194E+32
n5
3.6601965258457E+40
2 √n11385.456293008
3 √n506.09684154163
4 √n106.70265363621
5 √n41.931478531123
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
-129628614 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 129628615 can be divided by 8 positive divisors.
The sum of these divisors (counting 129628615) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110011111100111000111
3
Ternary
100000220211000211
4
Quaternary
13232133213013
5
Quinary
231141103430
6
Senary
20510220251
8
Octal
756374707
10
Decimal
129628615
12
Duodecimal
374b4687
16
Hexadecimal
7b9f9c7
20
Vigesimal
20a3baf
36
Base36
256e2v
md5
ecf0a4d61167d9c5708eba456b8ce543
sha1
c8d10847e1df99f341ba9506583a3903a0313fb6
sha256
9c5bcf5a601422e7d755797fbcb19f24c1cbf318efddb861e56c408d515a7a0a
sha512
7458513b8d5fc8ff8f242b52337af5263ed618ba6f4250facc8368fb5ed04f8cd6946efb235cbba0ca5e03ab9172d5b623842d1e4082de30f7d1039a20d30c89
ripemd-160
d1b65e1bce5b4a3402e8f2baa8b935a92081547a
Diameter
259257230
Circumference
814480609.15804
Area
5.2789996654756E+16
Volume
9.124125536281E+24
Surface area
2.1115998661903E+17
Circumference
814480609.15804
Perimeter
518514460
Area
16803577826818225
Diagonal
183322545.40464
Surface area
100821466960909350
Volume
2.1782245207352E+24
Space diagonal
224523347.29479
Perimeter
388885845
Area
7.2761626362467E+15
Altitude
112261673.64739
Surface area
7.2761626362467E+15
Volume
2.5670622159311E+23
Height
61107515.13488