31361390 is an even 8-digits composite number following 31361389
and preceding 31361391 . In scientific notation, it is written as 3.1361390 × 10^7.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 12527424 positive integers (up to 31361390) that are relatively prime to 31361390.
31361390 has 16 divisors, whose sum is 56527632
The reverse of 31361390 is 09316313
Previous prime number is 3347
Is Prime? no
Number parity even
Number length 8
Sum of Digits 26
Digital Root 8
Name
thirty-one million three hundred sixty-one thousand three hundred ninety
Scientific notation
3.1361390 × 10^7
Engineering notation
3.1361390 × 10^6
Prime Factorization
2 × 5 × 3347 × 937
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
31361390
Product of the distinct prime numbers
The prime factorization of 31361390 is 2 × 5 × 3347 × 937.
Since it has a total of 4 prime factors.
6 , 3 , 43 , 80 , 836 , 643 , 3491 , 6972 , 88207 , 38181 , 380460 , 85353 , 1109090 , 918555 , 51154585 , 92387343 , 288334342 , 323028715 , 2687885202 , 2815128992
n×2
62722780
n×3
94084170
n×4
125445560
n×5
156806950
n÷2
15680695
n÷3
10453796.666667
n÷3
7840347.5
n÷5
6272278
n2
983536782732100
n3
3.0845080622607E+22
n4
9.6734460298701E+29
n5
3.0337271358671E+37
2 √n
5600.1241057677
3 √n
315.35406563559
4 √n
74.833976947424
5 √n
31.570325574213
1 , 2 , 5 , 10 , 937 , 1874 , 3347 , 4685 , 6694 , 9370 , 16735 , 33470 , 3136139 , 6272278 , 15680695 , 31361390
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31361389
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31361390 can be divided by 16 positive divisors.
The sum of these divisors (counting 31361390) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1110111101000100101101110
3
Ternary
2012000022201222
4
Quaternary
1313220211232
5
Quinary
31012031030
6
Senary
3040103342
8
Octal
167504556
10
Decimal
31361390
12
Duodecimal
a604b52
16
Hexadecimal
1de896e
20
Vigesimal
9g039a
36
Base36
io6lq
md5
404640bd6291001ab5c432c474da5f9b
sha1
d89cf06a50e466fd6eeb0f309d7c3f59908958c7
sha256
fc78ea4bf02d13482fdb767afeb619c292e134c13c36d8ca0f76a3462babcfbe
sha512
c68581f23f894e605b2a6f33a862f40c7f27f096aa2194b7a49bb4545d91607491ed27c0134cf34a8929f6eccba50b6814d9b8406d86d946538f092a1451d4df
ripemd-160
c46dab2216ef1100241dc6ab20e28b1d7e0758f9
Diameter
62722780
Circumference
197049424.86073
Area
3.0898719311665E+15
Volume
1.2920357157782E+23
Surface area
1.2359487724666E+16
Circumference
197049424.86073
Perimeter
125445560
Area
983536782732100
Diagonal
44351703.072872
Surface area
5901220696392600
Volume
3.0845080622607E+22
Space diagonal
54319520.875983
Perimeter
94084170
Area
4.2588391970121E+14
Altitude
27159760.437991
Surface area
4.2588391970121E+14
Volume
3.6351276124152E+21
Height
14783901.024291