31155057 is an odd 8-digits composite number following 31155056
and preceding 31155058 . In scientific notation, it is written as 3.1155057 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 20770020 positive integers (up to 31155057) that are relatively prime to 31155057.
31155057 has 8 divisors, whose sum is 46155680
The reverse of 31155057 is 75055113
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
thirty-one million one hundred fifty-five thousand fifty-seven
Scientific notation
3.1155057 × 10^7
Engineering notation
3.1155057 × 10^6
Prime Factorization
9 × 3 × 1153891
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31155057
Product of the distinct prime numbers
The prime factorization of 31155057 is 9 × 3 × 1153891.
Since it has a total of 3 prime factors.
4 , 8 , 7 , 52 , 466 , 23 , 5084 , 406 , 92984 , 3835 , 8888 , 232559 , 7478920 , 3131244 , 44586011 , 59217926 , 156726222 , 950355710 , 4914522669 , 2348574427
n×2
62310114
n×3
93465171
n×4
124620228
n×5
155775285
n÷2
15577528.5
n÷3
10385019
n÷3
7788764.25
n÷5
6231011.4
n2
970637576673249
n3
3.0240269027597E+22
n4
9.4213730525012E+29
n5
2.9352341446894E+37
2 √n
5581.6715238358
3 √n
314.66095038831
4 √n
74.710585085621
5 √n
31.528674290601
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
-31155056
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 31155057 can be divided by 8 positive divisors.
The sum of these divisors (counting 31155057) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110110110001101110001
3
Ternary
2011121211201000
4
Quaternary
1312312031301
5
Quinary
30433430212
6
Senary
3031432213
8
Octal
166661561
10
Decimal
31155057
12
Duodecimal
a525669
16
Hexadecimal
1db6371
20
Vigesimal
9ee7ch
36
Base36
ijre9
md5
ee740d1af27f7ccdca6a05a796d9b04e
sha1
6e62624a7f76a1a197885f2c3763c4db671c0ebe
sha256
3c9a754fbddb6f3497288966e011c5c70e49917977dd9335aef882143cbcf290
sha512
9fd900ff3b3a9b6ae86b1ac5fe6649cee21410b2a2760fe500d35ec8482a0304662670b0bfc2d97549e90c3613266eac3e339eae818fc6733f2d852070c2ac27
ripemd-160
1c700fce37ca9c8d01558265ee6128b6f7d6b096
Diameter
62310114
Circumference
195752996.38674
Area
3.0493478801749E+15
Volume
1.266701426929E+23
Surface area
1.21973915207E+16
Circumference
195752996.38674
Perimeter
124620228
Area
970637576673249
Diagonal
44059904.145907
Surface area
5823825460039494
Volume
3.0240269027597E+22
Space diagonal
53962141.636704
Perimeter
93465171
Area
4.202983996334E+14
Altitude
26981070.818352
Surface area
4.202983996334E+14
Volume
3.5638498823866E+21
Height
14686634.715302