129811237 is an odd 9-digits prime number following 129811236
and preceding 129811238 . In scientific notation, it is written as 1.29811237 × 10^8.
The sum of its digits is 34. It has a total of 1 prime factors and 2 positive divisors.
There are 129811236 positive integers (up to 129811237) that are relatively prime to 129811237.
129811237 has 2 divisors, whose sum is 129811238
The reverse of 129811237 is 732118921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million eight hundred eleven thousand two hundred thirty-seven
Scientific notation
1.29811237 × 10^8
Engineering notation
1.29811237 × 10^6
Prime Factorization
129811237
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
129811237
Product of the distinct prime numbers
The prime factorization of 129811237 is 129811237.
Since it has a total of 1 prime factors.
9 , 6 , 33 , 76 , 482 , 346 , 372 , 3233 , 62807 , 31133 , 977084 , 444556 , 9011064 , 5524770 , 81522103 , 18264687 , 887251022 , 277786612 , 9250133192 , 9811587546
n×2
259622474
n×3
389433711
n×4
519244948
n×5
649056185
n÷2
64905618.5
n÷3
43270412.333333
n÷3
32452809.25
n÷5
25962247.4
n2
16850957251470169
n3
2.1874436054475E+24
n4
2.8395476029088E+32
n5
3.6860518685397E+40
2 √n
11393.473438772
3 √n
506.33439466867
4 √n
106.74021472141
5 √n
41.943286570376
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
129811238
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64905619
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11393.473482657
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.999999984593
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129811237 can be divided by 2 positive divisors.
The sum of these divisors (counting 129811237) is 129811238, the average is 64905619.
Base
System
Value
2
Binary
111101111001100001100100101
3
Ternary
100001021002112121
4
Quaternary
13233030030211
5
Quinary
231212424422
6
Senary
20514145541
8
Octal
757141445
10
Decimal
129811237
12
Duodecimal
375822b1
16
Hexadecimal
7bcc325
20
Vigesimal
20b681h
36
Base36
25aazp
md5
3bcfc01bb98aebfe426858186c9ae463
sha1
8b7ea9dc12857a824276e3cb03a34d57cbaea6ce
sha256
935682b0759eee500b64fa58c155a68fd632a4fc4dafaeb2e371d526b78973fc
sha512
b52533682593a40e26f216e19ee1c560e62de62da1b034ad250f785b5851282fe0bf4fc86881aa11ce66fa7c020629d0bfdf446c1e43b2a273946d58f960ba74
ripemd-160
b322673be5de03ac2bdb7d1fcb383560d0668fc1
Diameter
259622474
Circumference
815628057.02521
Area
5.2938843507174E+16
Volume
9.162742348021E+24
Surface area
2.117553740287E+17
Circumference
815628057.02521
Perimeter
519244948
Area
16850957251470169
Diagonal
183580811.91383
Surface area
101105743508821014
Volume
2.1874436054475E+24
Space diagonal
224839657.87736
Perimeter
389433711
Area
7.2966785289294E+15
Altitude
112419828.93868
Surface area
7.2966785289294E+15
Volume
2.5779270114584E+23
Height
61193603.971276