31793988 is an even 8-digits composite number following 31793987
and preceding 31793989 . In scientific notation, it is written as 3.1793988 × 10^7.
The sum of its digits is 48. It has a total of 4 prime factors and 12 positive divisors.
There are 10597992 positive integers (up to 31793988) that are relatively prime to 31793988.
31793988 has 12 divisors, whose sum is 74186000
The reverse of 31793988 is 88939713
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 48
Digital Root 3
Name
thirty-one million seven hundred ninety-three thousand nine hundred eighty-eight
Scientific notation
3.1793988 × 10^7
Engineering notation
3.1793988 × 10^6
Prime Factorization
2 × 2 × 3 × 2649499
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
15896994
Product of the distinct prime numbers
The prime factorization of 31793988 is 2 × 2 × 3 × 2649499.
Since it has a total of 4 prime factors.
6 , 9 , 76 , 6 , 946 , 365 , 7369 , 3141 , 11877 , 31719 , 243695 , 526973 , 3122766 , 3778620 , 2725370 , 943518 , 6904763 , 371157169 , 1720788431 , 5689472253
n×2
63587976
n×3
95381964
n×4
127175952
n×5
158969940
n÷2
15896994
n÷3
10597996
n÷3
7948497
n÷5
6358797.6
n2
1010857672944144
n3
3.2139196723294E+22
n4
1.02183323495E+30
n5
3.2488153610003E+37
2 √n
5638.6157875848
3 √n
316.79744379888
4 √n
75.09071705334
5 √n
31.656944963796
1 , 2 , 3 , 4 , 6 , 12 , 2649499 , 5298998 , 7948497 , 10597996 , 15896994 , 31793988
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31793987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31793988 can be divided by 12 positive divisors.
The sum of these divisors (counting 31793988) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1111001010010001101000100
3
Ternary
2012211022011010
4
Quaternary
1321102031010
5
Quinary
31114401423
6
Senary
3053242220
8
Octal
171221504
10
Decimal
31793988
12
Duodecimal
a793370
16
Hexadecimal
1e52344
20
Vigesimal
9ie4j8
36
Base36
ixgec
md5
e3dd2b92fd51941b720416091e81ad09
sha1
e18008c0d978994b14ef5819a3699fec21ec6c47
sha256
583d8c2038212ca80809de37c291515b1b6d698dd4772010afcd967186d85464
sha512
2b2a557e7671f565b0362475c37b5077b7e10c9e0e9228d9c7e7370e74a743f5c786c19c504b9709ba33141f1c620753f1576222ae0ebec08488b7effd289721
ripemd-160
7b64c6d255ad2c0e9292d138aa4ca644a3e435cb
Diameter
63587976
Circumference
199767518.25824
Area
3.1757030391462E+15
Volume
1.3462435242424E+23
Surface area
1.2702812156585E+16
Circumference
199767518.25824
Perimeter
127175952
Area
1010857672944144
Diagonal
44963489.031527
Surface area
6065146037664864
Volume
3.2139196723294E+22
Space diagonal
55068802.591235
Perimeter
95381964
Area
4.3771421219003E+14
Altitude
27534401.295618
Surface area
4.3771421219003E+14
Volume
3.7876406574883E+21
Height
14987829.677176