31369991 is an odd 8-digits prime number following 31369990
and preceding 31369992 . In scientific notation, it is written as 3.1369991 × 10^7.
The sum of its digits is 41. It has a total of 1 prime factors and 2 positive divisors.
There are 31369990 positive integers (up to 31369991) that are relatively prime to 31369991.
31369991 has 2 divisors, whose sum is 31369992
The reverse of 31369991 is 19996313
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 41 Digital Root 5
Name
thirty-one million three hundred sixty-nine thousand nine hundred ninety-one
Scientific notation
3.1369991 × 10^7
Engineering notation
3.1369991 × 10^6
Prime Factorization
31369991
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
31369991 Product of the distinct prime numbers
The prime factorization of 31369991 is 31369991.
Since it has a total of 1 prime factors.
6 , 7 , 59 , 56 , 555 , 963 , 3201 , 6305 , 60158 , 61760 , 796751 , 13671 , 3685316 , 2950520 , 77923104 , 25224754 , 415231102 , 937893572 , 1908192488 , 4134459294
n×2
62739982
n×3
94109973
n×4
125479964
n×5
156849955
n÷2
15684995.5
n÷3
10456663.666667
n÷3
7842497.75
n÷5
6273998.2
n2
984076335340081
n3
3.0870465782931E+22
n4
9.6840623377636E+29
n5
3.0378894837908E+37
2 √n5600.8919825328
3 √n315.3828920832
4 √n74.839107307161
5 √n31.572057044579
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
31369992 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
15684996 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
5600.8920718043 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999362448 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31369991 can be divided by 2 positive divisors.
The sum of these divisors (counting 31369991) is 31369992, the average is 15684996.
Base
System
Value
2
Binary
1110111101010101100000111
3
Ternary
2012000202112112
4
Quaternary
1313222230013
5
Quinary
31012314431
6
Senary
3040211235
8
Octal
167525407
10
Decimal
31369991
12
Duodecimal
a609b1b
16
Hexadecimal
1deab07
20
Vigesimal
9g14jb
36
Base36
iod8n
md5
1300cbcba2d9264c65d015de8f4e3294
sha1
64a0df36bd4ec5bd4c6a699f8ed13e50880a031d
sha256
4462a39f5cbe07e9ae1961dc1afaea294da5a51a20b8fd74449b30f6893d133a
sha512
9f174f82dbb4d533ce087ad60c90f14b077eed983009809a142ecbfeebf6b320bc2db999c7373f15dc560607861b0cb82287962b5efdcc42ac5673923cd43eb7
ripemd-160
e84409eb3158c4f40c5974f9b173cde050ec6a7c
Diameter
62739982
Circumference
197103466.53756
Area
3.091566985676E+15
Volume
1.2930990468874E+23
Surface area
1.2366267942704E+16
Circumference
197103466.53756
Perimeter
125479964
Area
984076335340081
Diagonal
44363866.723722
Surface area
5904458012040486
Volume
3.0870465782931E+22
Space diagonal
54334418.244978
Perimeter
94109973
Area
4.261175528338E+14
Altitude
27167209.122489
Surface area
4.261175528338E+14
Volume
3.6381192822497E+21
Height
14787955.574574