31103689 is an odd 8-digits composite number following 31103688
and preceding 31103690 . In scientific notation, it is written as 3.1103689 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 29949696 positive integers (up to 31103689) that are relatively prime to 31103689.
31103689 has 4 divisors, whose sum is 31118724
The reverse of 31103689 is 98630113
Previous prime number is 12557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
thirty-one million one hundred three thousand six hundred eighty-nine
Scientific notation
3.1103689 × 10^7
Engineering notation
3.1103689 × 10^6
Prime Factorization
12557 × 2477
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31103689
Product of the distinct prime numbers
The prime factorization of 31103689 is 12557 × 2477.
Since it has a total of 2 prime factors.
9 , 7 , 14 , 99 , 532 , 484 , 328 , 6218 , 38659 , 66794 , 973919 , 921925 , 9164004 , 1290917 , 81125800 , 86823887 , 244353667 , 379428290 , 8661414363 , 605590024
n×2
62207378
n×3
93311067
n×4
124414756
n×5
155518445
n÷2
15551844.5
n÷3
10367896.333333
n÷3
7775922.25
n÷5
6220737.8
n2
967439469408721
n3
3.0090936382814E+22
n4
9.3593912696983E+29
n5
2.9111159528201E+37
2 √n
5577.068136575
3 √n
314.48791913983
4 √n
74.679770598034
5 √n
31.518270624032
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
-31103688
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 31103689 can be divided by 4 positive divisors.
The sum of these divisors (counting 31103689) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110101001101011001001
3
Ternary
2011112020020111
4
Quaternary
1312221223021
5
Quinary
30430304224
6
Senary
3030354321
8
Octal
166515311
10
Decimal
31103689
12
Duodecimal
a4bb9a1
16
Hexadecimal
1da9ac9
20
Vigesimal
9e7j49
36
Base36
iinrd
md5
2e2dd3fe30a69f150c94f13e431f38bd
sha1
b168fedd63e31ec6b13448455c6c25493a72b512
sha256
600efaac52674847c26bc15e85660c0e6c8eaacb3bc00cce55d2fa5c571ae585
sha512
4028d74fe167f02470317f46e429cc97894c1b89e5700247e6a26e0c5ba05e3e318a91d99e2d62558ec88dffee6382c191751b8ed2e911da6e8c1f3af35b2395
ripemd-160
bc6687bfec898f287dedf88cad3797b0927fb357
Diameter
62207378
Circumference
195430241.72388
Area
3.0393007298872E+15
Volume
1.2604461957318E+23
Surface area
1.2157202919549E+16
Circumference
195430241.72388
Perimeter
124414756
Area
967439469408721
Diagonal
43987258.823635
Surface area
5804636816452326
Volume
3.0090936382814E+22
Space diagonal
53873169.650821
Perimeter
93311067
Area
4.1891357856585E+14
Altitude
26936584.825411
Surface area
4.1891357856585E+14
Volume
3.5462508614234E+21
Height
14662419.607878