121517812 is an even 9-digits composite number following 121517811
and preceding 121517813 . In scientific notation, it is written as 1.21517812 × 10^8.
The sum of its digits is 28. It has a total of 4 prime factors and 12 positive divisors.
There are 56085120 positive integers (up to 121517812) that are relatively prime to 121517812.
121517812 has 12 divisors, whose sum is 229014436
The reverse of 121517812 is 218715121
Previous prime number is 13
Is Prime? no
Number parity even
Number length 9
Sum of Digits 28
Digital Root 1
Name
one hundred twenty-one million five hundred seventeen thousand eight hundred twelve
Scientific notation
1.21517812 × 10^8
Engineering notation
1.21517812 × 10^6
Prime Factorization
2 × 2 × 13 × 2336881
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
60758906
Product of the distinct prime numbers
The prime factorization of 121517812 is 2 × 2 × 13 × 2336881.
Since it has a total of 4 prime factors.
4 , 3 , 30 , 88 , 712 , 740 , 5239 , 8099 , 46962 , 62424 , 482297 , 700632 , 4178428 , 1257064 , 96617291 , 95720244 , 677248953 , 719297692 , 4239335939 , 5416292788
n×2
243035624
n×3
364553436
n×4
486071248
n×5
607589060
n÷2
60758906
n÷3
40505937.333333
n÷3
30379453
n÷5
24303562.4
n2
14766578633267344
n3
1.7944023262406E+24
n4
2.1805184453247E+32
n5
2.649718305015E+40
2 √n
11023.511781642
3 √n
495.31328941417
4 √n
104.99291300675
5 √n
41.3931033897
1 , 2 , 4 , 13 , 26 , 52 , 2336881 , 4673762 , 9347524 , 30379453 , 60758906 , 121517812
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-121517811
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 121517812 can be divided by 12 positive divisors.
The sum of these divisors (counting 121517812) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111001111100011011011110100
3
Ternary
22110122202002201
4
Quaternary
13033203123310
5
Quinary
222102032222
6
Senary
20020314244
8
Octal
717433364
10
Decimal
121517812
12
Duodecimal
34842984
16
Hexadecimal
73e36f4
20
Vigesimal
1hj9eac
36
Base36
20cjqs
md5
33b36098dd999e7f4a888cc39ea7c087
sha1
365bded57605cd2a91508cd25bc8cc4e099c3cf0
sha256
29c73d699d9f4e6fe3f39d37848d633a38ba0c1273954991beda00f9e69cc913
sha512
ce48c3a15210e828585b66861f46915fb44712205ec4bffc834f303701019ba54c2829dfebc0dddb32a111a47c3e6515845ec743cc06b8a2d4eed49fbcd4ac01
ripemd-160
6105ba0a2f56ece13635b1ade5cce302ef3ef956
Diameter
243035624
Circumference
763518930.91901
Area
4.6390574952929E+16
Volume
7.5163748876025E+24
Surface area
1.8556229981171E+17
Circumference
763518930.91901
Perimeter
486071248
Area
14766578633267344
Diagonal
171852137.8003
Surface area
88599471799604064
Volume
1.7944023262406E+24
Space diagonal
210475024.4086
Perimeter
364553436
Area
6.394116111695E+15
Altitude
105237512.2043
Surface area
6.394116111695E+15
Volume
2.1147234217694E+23
Height
57284045.933435