31378086 is an even 8-digits composite number following 31378085
and preceding 31378087 . In scientific notation, it is written as 3.1378086 × 10^7.
The sum of its digits is 36. It has a total of 5 prime factors and 24 positive divisors.
There are 10430640 positive integers (up to 31378086) that are relatively prime to 31378086.
31378086 has 24 divisors, whose sum is 68172624
The reverse of 31378086 is 68087313
Previous prime number is 397
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
thirty-one million three hundred seventy-eight thousand eighty-six
Scientific notation
3.1378086 × 10^7
Engineering notation
3.1378086 × 10^6
Prime Factorization
2 × 3 × 3 × 397 × 4391
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
10459362
Product of the distinct prime numbers
The prime factorization of 31378086 is 2 × 3 × 3 × 397 × 4391.
Since it has a total of 5 prime factors.
4 , 1 , 41 , 28 , 40 , 282 , 6472 , 6996 , 64528 , 88398 , 619954 , 67739 , 1369266 , 7226497 , 49057071 , 13023903 , 583960719 , 819465739 , 7125462537 , 1508945151
n×2
62756172
n×3
94134258
n×4
125512344
n×5
156890430
n÷2
15689043
n÷3
10459362
n÷3
7844521.5
n÷5
6275617.2
n2
984584281023396
n3
3.08943702442E+22
n4
9.6940620643836E+29
n5
3.0418111314557E+37
2 √n
5601.6145886699
3 √n
315.41001784745
4 √n
74.843934882327
5 √n
31.573686305011
1 , 2 , 3 , 6 , 9 , 18 , 397 , 794 , 1191 , 2382 , 3573 , 4391 , 7146 , 8782 , 13173 , 26346 , 39519 , 79038 , 1743227 , 3486454 , 5229681 , 10459362 , 15689043 , 31378086
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-31378085
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 31378086 can be divided by 24 positive divisors.
The sum of these divisors (counting 31378086) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1110111101100101010100110
3
Ternary
2012001011122100
4
Quaternary
1313230222212
5
Quinary
31013044321
6
Senary
3040312530
8
Octal
167545246
10
Decimal
31378086
12
Duodecimal
a612746
16
Hexadecimal
1decaa6
20
Vigesimal
9g2546
36
Base36
iojhi
md5
9578ec6af1d35518482ed0228e4fd0a1
sha1
14fac91ae8055233905fc3e7cc30bbae6d592b95
sha256
4335c4a60a914ee41569e85ca9f242328a0f7456f19cf15e9590bab09b59ed7b
sha512
6489f623aa16bbd25e60ce7e6002871c3a38b020f8f9f1642da6b01191443561ae423a8de5d212eeb7fdee38c31e00bf93c625be89f1b9c3de374e32e359bd5d
ripemd-160
f2399b9d8db15cded1b157f39c6bc0c615f63464
Diameter
62756172
Circumference
197154328.92262
Area
3.0931627441031E+15
Volume
1.2941003546195E+23
Surface area
1.2372650976412E+16
Circumference
197154328.92262
Perimeter
125512344
Area
984584281023396
Diagonal
44375314.782509
Surface area
5907505686140376
Volume
3.08943702442E+22
Space diagonal
54348439.196266
Perimeter
94134258
Area
4.2633749976655E+14
Altitude
27174219.598133
Surface area
4.2633749976655E+14
Volume
3.640936450027E+21
Height
14791771.59417