31972013 is an odd 8-digits prime number following 31972012
and preceding 31972014 . In scientific notation, it is written as 3.1972013 × 10^7.
The sum of its digits is 26. It has a total of 1 prime factors and 2 positive divisors.
There are 31972012 positive integers (up to 31972013) that are relatively prime to 31972013.
31972013 has 2 divisors, whose sum is 31972014
The reverse of 31972013 is 31027913
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty-one million nine hundred seventy-two thousand thirteen
Scientific notation
3.1972013 × 10^7
Engineering notation
3.1972013 × 10^6
Prime Factorization
31972013
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
31972013
Product of the distinct prime numbers
The prime factorization of 31972013 is 31972013.
Since it has a total of 1 prime factors.
9 , 5 , 7 , 91 , 66 , 386 , 239 , 143 , 13447 , 83630 , 355228 , 273843 , 2184556 , 2836380 , 35428892 , 19505990 , 578723633 , 181905109 , 1232178049 , 684514438
n×2
63944026
n×3
95916039
n×4
127888052
n×5
159860065
n÷2
15986006.5
n÷3
10657337.666667
n÷3
7993003.25
n÷5
6394402.6
n2
1022209615272169
n3
3.2682099108207E+22
n4
1.0449124975549E+30
n5
3.3407955955687E+37
2 √n
5654.3799836941
3 √n
317.38762799514
4 √n
75.195611465657
5 √n
31.69231735779
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
31972014
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15986007
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5654.3800721211
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999374453
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31972013 can be divided by 2 positive divisors.
The sum of these divisors (counting 31972013) is 31972014, the average is 15986007.
Base
System
Value
2
Binary
1111001111101101010101101
3
Ternary
2020011100100122
4
Quaternary
1321331222231
5
Quinary
31141101023
6
Senary
3101134325
8
Octal
171755255
10
Decimal
31972013
12
Duodecimal
a85a3a5
16
Hexadecimal
1e7daad
20
Vigesimal
9jga0d
36
Base36
j19rh
md5
717d36db170ee0975f1c3f3465cdab36
sha1
c4973bab0bd70720419be48b079bff9cb2e16a23
sha256
10d1b2e30bf17492107e06e1acffdf21181f802442d396741c064f8c8e96e3ff
sha512
ef961d6724ece8388b5feea2128fc66bf06b2a393d4600411a0f0deb09369d34286c7ce0f66ebb5c90163927de941ad3dd0d447319000bff42bf1dea12d5595d
ripemd-160
38972e5fd9adfab1324e56a9dcc2969bb4772c99
Diameter
63944026
Circumference
200886082.32255
Area
3.2113662177679E+15
Volume
1.3689845661631E+23
Surface area
1.2845464871072E+16
Circumference
200886082.32255
Perimeter
127888052
Area
1022209615272169
Diagonal
45215254.400969
Surface area
6133257691633014
Volume
3.2682099108207E+22
Space diagonal
55377150.936253
Perimeter
95916039
Area
4.4262974740921E+14
Altitude
27688575.468126
Surface area
4.4262974740921E+14
Volume
3.8516223171373E+21
Height
15071751.46699