31190890 is an even 8-digits composite number following 31190889
and preceding 31190891 . In scientific notation, it is written as 3.1190890 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 12476352 positive integers (up to 31190890) that are relatively prime to 31190890.
31190890 has 8 divisors, whose sum is 56143620
The reverse of 31190890 is 09809113
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 31
Digital Root 4
Name
thirty-one million one hundred ninety thousand eight hundred ninety
Scientific notation
3.1190890 × 10^7
Engineering notation
3.1190890 × 10^6
Prime Factorization
2 × 5 × 3119089
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
31190890
Product of the distinct prime numbers
The prime factorization of 31190890 is 2 × 5 × 3119089.
Since it has a total of 3 prime factors.
5 , 9 , 90 , 100 , 634 , 149 , 1641 , 5763 , 43622 , 91050 , 366900 , 687216 , 8471797 , 2642006 , 48907 , 19204055 , 529481955 , 324899409 , 5583725572 , 2554985202
n×2
62381780
n×3
93572670
n×4
124763560
n×5
155954450
n÷2
15595445
n÷3
10396963.333333
n÷3
7797722.5
n÷5
6238178
n2
972871618992100
n3
3.0344731652105E+22
n4
9.4647918704031E+29
n5
2.9521528210264E+37
2 √n
5584.880482159
3 √n
314.78153996978
4 √n
74.732057928033
5 √n
31.535923499508
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
-31190889
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 31190890 can be divided by 8 positive divisors.
The sum of these divisors (counting 31190890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110111110111101101010
3
Ternary
2011200122212011
4
Quaternary
1312332331222
5
Quinary
30441102030
6
Senary
3032310134
8
Octal
166767552
10
Decimal
31190890
12
Duodecimal
a54234a
16
Hexadecimal
1dbef6a
20
Vigesimal
9eih4a
36
Base36
ikj1m
md5
5af8a31d45393e7bea46219a073bb6ce
sha1
f8bb4d1930b4c8c22260585a9af3cd81e3120d1d
sha256
829d46a8a6b50303a1a94910d8485dc82d1869e332ca270aacdb67da73e0393f
sha512
ea9ebf1f339ada22922e827c6a74c500caab645e714d32fd46f22ae79c0ae4c0d289bffb02a554017ac7890b1f56f9ad2b68d5c8a55c9634111a8d2160e929ab
ripemd-160
1a4c8df78783e6cf5dd3d0dc226a0336b5e9e697
Diameter
62381780
Circumference
195978141.76585
Area
3.0563663311116E+15
Volume
1.2710771471121E+23
Surface area
1.2225465324446E+16
Circumference
195978141.76585
Perimeter
124763560
Area
972871618992100
Diagonal
44110579.660487
Surface area
5837229713952600
Volume
3.0344731652105E+22
Space diagonal
54024206.213292
Perimeter
93572670
Area
4.2126576833403E+14
Altitude
27012103.106646
Surface area
4.2126576833403E+14
Volume
3.5761609207482E+21
Height
14703526.553496