31969969 is an odd 8-digits prime number following 31969968
and preceding 31969970 . In scientific notation, it is written as 3.1969969 × 10^7.
The sum of its digits is 52. It has a total of 1 prime factors and 2 positive divisors.
There are 31969968 positive integers (up to 31969969) that are relatively prime to 31969969.
31969969 has 2 divisors, whose sum is 31969970
The reverse of 31969969 is 96996913
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
thirty-one million nine hundred sixty-nine thousand nine hundred sixty-nine
Scientific notation
3.1969969 × 10^7
Engineering notation
3.1969969 × 10^6
Prime Factorization
31969969
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
31969969
Product of the distinct prime numbers
The prime factorization of 31969969 is 31969969.
Since it has a total of 1 prime factors.
8 , 3 , 79 , 74 , 602 , 944 , 8879 , 4704 , 69102 , 91086 , 975717 , 850516 , 9584240 , 5536151 , 51887151 , 64147612 , 477571249 , 576168446 , 9881948297 , 6685123734
n×2
63939938
n×3
95909907
n×4
127879876
n×5
159849845
n÷2
15984984.5
n÷3
10656656.333333
n÷3
7992492.25
n÷5
6393993.8
n2
1022078917860961
n3
3.2675831319568E+22
n4
1.0446453143358E+30
n5
3.3397278315312E+37
2 √n
5654.1992359661
3 √n
317.380864224
4 √n
75.194409605809
5 √n
31.691912123667
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
31969970
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
15984985
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
5654.199324396
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999374413
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31969969 can be divided by 2 positive divisors.
The sum of these divisors (counting 31969969) is 31969970, the average is 15984985.
Base
System
Value
2
Binary
1111001111101001010110001
3
Ternary
2020011020112221
4
Quaternary
1321331022301
5
Quinary
31141014334
6
Senary
3101121041
8
Octal
171751261
10
Decimal
31969969
12
Duodecimal
a859181
16
Hexadecimal
1e7d2b1
20
Vigesimal
9jg4i9
36
Base36
j186p
md5
eaeaecdfe848a4114d7cb6bed8947f76
sha1
21fd5f8218ef9c4922edce534a07b4aee0cf05b7
sha256
fbef269646f19b2e68d3914214c81fa5561bf0311968d05046bbb2b803bc7c66
sha512
f7f41ad42a4de6911987ded04a1616a28dd86f41f0d63463d7c42e6b678f11eba4a49f6b332607a5cddf06cf64882e7e42e301a9bb5cd51dce2125d88706cd11
ripemd-160
606d751d0b99c8d5c7e682e5f4a80cfa73bc9e63
Diameter
63939938
Circumference
200873239.49179
Area
3.210955619741E+15
Volume
1.3687220216466E+23
Surface area
1.2843822478964E+16
Circumference
200873239.49179
Perimeter
127879876
Area
1022078917860961
Diagonal
45212363.748447
Surface area
6132473507165766
Volume
3.2675831319568E+22
Space diagonal
55373610.624402
Perimeter
95909907
Area
4.4257315377005E+14
Altitude
27686805.312201
Surface area
4.4257315377005E+14
Volume
3.8508836511624E+21
Height
15070787.916149