8157394087 is an odd 10-digits composite number following 8157394086
and preceding 8157394088 . In scientific notation, it is written as 8.157394087 × 10^9.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 7571386368 positive integers (up to 8157394087) that are relatively prime to 8157394087.
8157394087 has 16 divisors, whose sum is 8756933760
The reverse of 8157394087 is 7804937518
Previous prime number is 977
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 52
Digital Root 7
Name
eight billion one hundred fifty-seven million three hundred ninety-four thousand eighty-seven
Scientific notation
8.157394087 × 10^9
Engineering notation
8.157394087 × 10^9
Prime Factorization
79 × 17 × 977 × 6217
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
8157394087
Product of the distinct prime numbers
The prime factorization of 8157394087 is 79 × 17 × 977 × 6217.
Since it has a total of 4 prime factors.
4 , 8 , 52 , 26 , 453 , 361 , 2624 , 5232 , 43816 , 69790 , 429100 , 759243 , 3443195 , 1215520 , 26174694 , 75873846 , 809861670 , 952500856 , 9019240098 , 1510496205
n×2
16314788174
n×3
24472182261
n×4
32629576348
n×5
40786970435
n÷2
4078697043.5
n÷3
2719131362.3333
n÷3
2039348521.75
n÷5
1631478817.4
n2
6.6543078290623E+19
n3
5.428181133787E+29
n4
4.4279812683919E+39
n5
3.6120788216127E+49
2 √n
90318.293202429
3 √n
2013.0310849296
4 √n
300.53002046789
5 √n
96.008633581726
1 , 17 , 79 , 977 , 1343 , 6217 , 16609 , 77183 , 105689 , 491143 , 1312111 , 6074009 , 8349431 , 103258153 , 479846711 , 8157394087
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
-8157394086
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 8157394087 can be divided by 16 positive divisors.
The sum of these divisors (counting 8157394087) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111100110001101111111010010100111
3
Ternary
210001111120112222221
4
Quaternary
13212031333102213
5
Quinary
113201243102322
6
Senary
3425241133211
8
Octal
74615772247
10
Decimal
8157394087
12
Duodecimal
16b7a8a207
16
Hexadecimal
1e637f4a7
20
Vigesimal
6793e547
36
Base36
3qwp9k7
md5
f81db45a51913c77078278a1c91232e3
sha1
c5a39914e53352290d304a48937bf51225dd061c
sha256
7bb65e1dcc52fe022fb0fbd156775d466bd054b97918c01fdf940f3bbf13743f
sha512
b0497e32e7f47c97c78ab33877861d4379460d855da51b26f54ac710bb66a003ce49dfea36a8803bf11ef111b81017dcf03922b5b58d2b3949f2d620a18391dc
ripemd-160
e66461d76c676e4e4cb83abdce6dd31de692a15e
Diameter
16314788174
Circumference
51254418672.312
Area
2.0905124590507E+20
Volume
2.2737511963013E+30
Surface area
8.3620498362028E+20
Circumference
51254418672.312
Perimeter
32629576348
Area
6.6543078290623E+19
Diagonal
11536297351.457
Surface area
3.9925846974374E+20
Volume
5.428181133787E+29
Space diagonal
14129021016.046
Perimeter
24472182261
Area
2.8813998122848E+19
Altitude
7064510508.023
Surface area
2.8813998122848E+19
Volume
6.3971728153495E+28
Height
3845432450.4858