129672215 is an odd 9-digits composite number following 129672214
and preceding 129672216 . In scientific notation, it is written as 1.29672215 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 103737768 positive integers (up to 129672215) that are relatively prime to 129672215.
129672215 has 4 divisors, whose sum is 155606664
The reverse of 129672215 is 512276921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million six hundred seventy-two thousand two hundred fifteen
Scientific notation
1.29672215 × 10^8
Engineering notation
1.29672215 × 10^6
Prime Factorization
5 × 25934443
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129672215
Product of the distinct prime numbers
The prime factorization of 129672215 is 5 × 25934443.
Since it has a total of 2 prime factors.
9 , 5 , 47 , 40 , 956 , 978 , 5013 , 4200 , 8871 , 52592 , 918476 , 168476 , 7380385 , 654713 , 3013240 , 56227659 , 898781367 , 848227010 , 3398978516 , 7364324442
n×2
259344430
n×3
389016645
n×4
518688860
n×5
648361075
n÷2
64836107.5
n÷3
43224071.666667
n÷3
32418053.75
n÷5
25934443
n2
16814883343006225
n3
2.1804231680542E+24
n4
2.8274030183891E+32
n5
3.666356120922E+40
2 √n
11387.37085547
3 √n
506.15357631129
4 √n
106.71162474384
5 √n
41.934298844446
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129672214
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129672215 can be divided by 4 positive divisors.
The sum of these divisors (counting 129672215) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110101010010000010111
3
Ternary
100001000000211122
4
Quaternary
13232222100113
5
Quinary
231144002330
6
Senary
20511154155
8
Octal
756522027
10
Decimal
129672215
12
Duodecimal
3751595b
16
Hexadecimal
7baa417
20
Vigesimal
20a90af
36
Base36
257bpz
md5
48f840e04826b1d3c32275bf5dfdc0f6
sha1
38d39db1daebdeb9bf7b3c0d751700e120e515b0
sha256
4dc84312bfe40ebb895b5de537c0f7bd524cbb26fb5d9ed611091914df2d2ade
sha512
f1954fed050be557064b89abea570285630c87e36a12892c7241ab45b0808ffc12c07a1162e03381a15a86b6ff3fda15de40e3ea1918a80a5878ef25820c1361
ripemd-160
20df4a87b2323df984165c39f87a09180143a23d
Diameter
259344430
Circumference
814754556.03743
Area
5.2825513981358E+16
Volume
9.1333352086348E+24
Surface area
2.1130205592543E+17
Circumference
814754556.03743
Perimeter
518688860
Area
16814883343006225
Diagonal
183384205.11596
Surface area
100889300058037350
Volume
2.1804231680542E+24
Space diagonal
224598864.71
Perimeter
389016645
Area
7.2810580683576E+15
Altitude
112299432.355
Surface area
7.2810580683576E+15
Volume
2.5696533466457E+23
Height
61128068.371987