31013903 is an odd 8-digits composite number following 31013902
and preceding 31013904 . In scientific notation, it is written as 3.1013903 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 30805608 positive integers (up to 31013903) that are relatively prime to 31013903.
31013903 has 4 divisors, whose sum is 31222200
The reverse of 31013903 is 30931013
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
thirty-one million thirteen thousand nine hundred three
Scientific notation
3.1013903 × 10^7
Engineering notation
3.1013903 × 10^6
Prime Factorization
149 × 208147
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
31013903
Product of the distinct prime numbers
The prime factorization of 31013903 is 149 × 208147.
Since it has a total of 2 prime factors.
1 , 4 , 15 , 36 , 822 , 595 , 8396 , 1932 , 56988 , 27342 , 639819 , 383984 , 8732177 , 1825351 , 45480964 , 26685332 , 364934149 , 687952376 , 1151389688 , 2067579916
n×2
62027806
n×3
93041709
n×4
124055612
n×5
155069515
n÷2
15506951.5
n÷3
10337967.666667
n÷3
7753475.75
n÷5
6202780.6
n2
961862179293409
n3
2.9831100327974E+22
n4
9.2517885195507E+29
n5
2.8693407172186E+37
2 √n
5569.0127491325
3 √n
314.18502017217
4 √n
74.625818247658
5 √n
31.500053024773
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
-31013902
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 31013903 can be divided by 4 positive divisors.
The sum of these divisors (counting 31013903) is 1, the average is 0.25.
Base
System
Value
2
Binary
1110110010011110000001111
3
Ternary
2011100200002002
4
Quaternary
1312103300033
5
Quinary
30414421103
6
Senary
3024422515
8
Octal
166236017
10
Decimal
31013903
12
Duodecimal
a477a3b
16
Hexadecimal
1d93c0f
20
Vigesimal
9dgef3
36
Base36
igqhb
md5
8c4c3f75c6e4394b0c532d9f88892019
sha1
6fa23c00aa9271c2c33c39a81859e17e66b84971
sha256
4eebf52ccaeb3e002c53155ab41a6fee08f0b3118d4619394475f1cfdc64f5fa
sha512
483c056b55d3496d2deb0cfea24f70d483fa69b5f51b0c7378e87e1a56cc82ff5afcb8b979b6c015e6175efdc8e3d0b64d65ad3f9d7909b271df56b55553e377
ripemd-160
c72e96a17bb6853553ba0812c4a22272f3338b02
Diameter
62027806
Circumference
194866099.64789
Area
3.021779156234E+15
Volume
1.2495622085182E+23
Surface area
1.2087116624936E+16
Circumference
194866099.64789
Perimeter
124055612
Area
961862179293409
Diagonal
43860282.244724
Surface area
5771173075760454
Volume
2.9831100327974E+22
Space diagonal
53717655.737013
Perimeter
93041709
Area
4.1649854110378E+14
Altitude
26858827.868506
Surface area
4.1649854110378E+14
Volume
3.5156288886945E+21
Height
14620094.081575