129214145 is an odd 9-digits composite number following 129214144
and preceding 129214146 . In scientific notation, it is written as 1.29214145 × 10^8.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 103371312 positive integers (up to 129214145) that are relatively prime to 129214145.
129214145 has 4 divisors, whose sum is 155056980
The reverse of 129214145 is 541412921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
one hundred twenty-nine million two hundred fourteen thousand one hundred forty-five
Scientific notation
1.29214145 × 10^8
Engineering notation
1.29214145 × 10^6
Prime Factorization
5 × 25842829
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129214145
Product of the distinct prime numbers
The prime factorization of 129214145 is 5 × 25842829.
Since it has a total of 2 prime factors.
2 , 3 , 32 , 68 , 530 , 996 , 894 , 1360 , 58476 , 86821 , 776217 , 926002 , 3571371 , 8636098 , 11508533 , 73874245 , 319885947 , 30946350 , 8483778049 , 4015921660
n×2
258428290
n×3
387642435
n×4
516856580
n×5
646070725
n÷2
64607072.5
n÷3
43071381.666667
n÷3
32303536.25
n÷5
25842829
n2
16696295268081025
n3
2.1573975177326E+24
n4
2.7876627567894E+32
n5
3.6020545966689E+40
2 √n
11367.239990429
3 √n
505.55687352678
4 √n
106.61725934589
5 √n
41.904630122875
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
-129214144
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 129214145 can be divided by 4 positive divisors.
The sum of these divisors (counting 129214145) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101100111010011011000001
3
Ternary
100000010202111002
4
Quaternary
13230322123001
5
Quinary
231034323040
6
Senary
20453301345
8
Octal
754723301
10
Decimal
129214145
12
Duodecimal
37334855
16
Hexadecimal
7b3a6c1
20
Vigesimal
207bf75
36
Base36
24xi9t
md5
27710d469c44b6ed8eff65ba2651718d
sha1
ec87aa48da249b25ae86dc656dd86a19fe7da043
sha256
3db7a9ad0ee5735536fbd35d679b09e9c34e5fca9478ec5912a9cfa7cbe084cd
sha512
c7a593bc813eec58a42fb6a1ac121759d94c7ef83bc04b573f2b0ad4c91a2f6e6c890248e7140e18da6272bffd67cd4d4a2e91aecc39d4e15d639bc8aa7aaf37
ripemd-160
aaf0cea214572f94ef4827d11e40ab6c88f32163
Diameter
258428290
Circumference
811876417.34377
Area
5.2452958556369E+16
Volume
9.0368855901089E+24
Surface area
2.0981183422548E+17
Circumference
811876417.34377
Perimeter
516856580
Area
16696295268081025
Diagonal
182736396.30944
Surface area
100177771608486150
Volume
2.1573975177326E+24
Space diagonal
223805464.19657
Perimeter
387642435
Area
7.229707925622E+15
Altitude
111902732.09829
Surface area
7.229707925622E+15
Volume
2.5425173575063E+23
Height
60912132.103148