31376989 is an odd 8-digits composite number following 31376988
and preceding 31376990 . In scientific notation, it is written as 3.1376989 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 26688480 positive integers (up to 31376989) that are relatively prime to 31376989.
31376989 has 8 divisors, whose sum is 36134208
The reverse of 31376989 is 98967313
Previous prime number is 131
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
thirty-one million three hundred seventy-six thousand nine hundred eighty-nine
Scientific notation
3.1376989 × 10^7
Engineering notation
3.1376989 × 10^6
Prime Factorization
7 × 131 × 34217
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31376989
Product of the distinct prime numbers
The prime factorization of 31376989 is 7 × 131 × 34217.
Since it has a total of 3 prime factors.
2 , 6 , 62 , 48 , 155 , 64 , 8134 , 353 , 72066 , 54389 , 386409 , 383465 , 7114941 , 7591173 , 22517919 , 61526646 , 979480325 , 420375670 , 8775008165 , 4755841643
n×2
62753978
n×3
94130967
n×4
125507956
n×5
156884945
n÷2
15688494.5
n÷3
10458996.333333
n÷3
7844247.25
n÷5
6275397.8
n2
984515438706121
n3
3.0891130090612E+22
n4
9.6927064905071E+29
n5
3.0412794493287E+37
2 √n
5601.5166696173
3 √n
315.40634215245
4 √n
74.843280724573
5 √n
31.573465534259
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31376988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31376989 can be divided by 8 positive divisors.
The sum of these divisors (counting 31376989) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110111101100011001011101
3
Ternary
2012001010010201
4
Quaternary
1313230121131
5
Quinary
31013030424
6
Senary
3040303501
8
Octal
167543135
10
Decimal
31376989
12
Duodecimal
a611b91
16
Hexadecimal
1dec65d
20
Vigesimal
9g2299
36
Base36
ioin1
md5
ec379e66924a25ed31632d1e2d117840
sha1
b33fbd91245fdbb2370ced7f22c50eb882d24f01
sha256
e85d7b57b494bccc0aec246da7faeeb6855efb4fc9f28412dfeee8382ea8068b
sha512
1f51ba320100f470a7fc79f15d8f7b1dac65b0f0c4adda5101fe4ca952f4500d2beee70f1035d28447927461daee6793d294254da4fa9c7bd3a2d6584a8e2bdf
ripemd-160
a3495dd70461b177be562dc90b3b6bd5a284aed5
Diameter
62753978
Circumference
197147436.26834
Area
3.0929464695849E+15
Volume
1.2939646313834E+23
Surface area
1.237178587834E+16
Circumference
197147436.26834
Perimeter
125507956
Area
984515438706121
Diagonal
44373763.390231
Surface area
5907092632236726
Volume
3.0891130090612E+22
Space diagonal
54346539.13653
Perimeter
94130967
Area
4.2630769016874E+14
Altitude
27173269.568265
Surface area
4.2630769016874E+14
Volume
3.6405545942646E+21
Height
14791254.46341