8157015220 is an even 10-digits composite number following 8157015219
and preceding 8157015221 . In scientific notation, it is written as 8.157015220 × 10^9.
The sum of its digits is 31. It has a total of 4 prime factors and 12 positive divisors.
There are 3262806080 positive integers (up to 8157015220) that are relatively prime to 8157015220.
8157015220 has 12 divisors, whose sum is 17129732004
The reverse of 8157015220 is 0225107518
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 31
Digital Root 4
Name
eight billion one hundred fifty-seven million fifteen thousand two hundred twenty
Scientific notation
8.157015220 × 10^9
Engineering notation
8.157015220 × 10^9
Prime Factorization
2 × 2 × 5 × 407850761
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4078507610
Product of the distinct prime numbers
The prime factorization of 8157015220 is 2 × 2 × 5 × 407850761.
Since it has a total of 4 prime factors.
3 , 1 , 55 , 49 , 398 , 592 , 5909 , 1679 , 28403 , 80392 , 128860 , 309046 , 3659632 , 8410011 , 92327346 , 43800348 , 556496588 , 844776850 , 4541256028 , 7634002127
n×2
16314030440
n×3
24471045660
n×4
32628060880
n×5
40785076100
n÷2
4078507610
n÷3
2719005073.3333
n÷3
2039253805
n÷5
1631403044
n2
6.6536897299312E+19
n3
5.4274248396206E+29
n4
4.4271587022191E+39
n5
3.6112400915357E+49
2 √n
90316.195779052
3 √n
2012.9999196315
4 √n
300.52653090709
5 √n
96.007741748418
1 , 2 , 4 , 5 , 10 , 20 , 407850761 , 815701522 , 1631403044 , 2039253805 , 4078507610 , 8157015220
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-8157015219
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 8157015220 can be divided by 12 positive divisors.
The sum of these divisors (counting 8157015220) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111100110001100100010110010110100
3
Ternary
210001110212022021211
4
Quaternary
13212030202302310
5
Quinary
113201143441340
6
Senary
3425225051204
8
Octal
74614426264
10
Decimal
8157015220
12
Duodecimal
16b7926b04
16
Hexadecimal
1e6322cb4
20
Vigesimal
67916i10
36
Base36
3qwh584
md5
8cc7deac646af8cb11a5ae9b2405fa3a
sha1
7d4f3f47f9699e76d737af9e59043234e34eef7c
sha256
1871bba1903c2f0f417075b8ed43979f7c9c38823af1ebe2ff0b1b69591bc4b8
sha512
e3edbca8b63cef48d8750cd11c4acc9533cb1a794365fca7584137751cbe941b9bf3555229c8a722daa8cab9f10a583c7987c35a98a46111bbbe8dfd1c833f25
ripemd-160
6a9771f333210263acf2bfaf3f2e86abb9e6c588
Diameter
16314030440
Circumference
51252038180.744
Area
2.0903182774818E+20
Volume
2.2734344005417E+30
Surface area
8.361273109927E+20
Circumference
51252038180.744
Perimeter
32628060880
Area
6.6536897299312E+19
Diagonal
11535761552.608
Surface area
3.9922138379587E+20
Volume
5.4274248396206E+29
Space diagonal
14128364799.153
Perimeter
24471045660
Area
2.88113216751E+19
Altitude
7064182399.5763
Surface area
2.88113216751E+19
Volume
6.3962815141268E+28
Height
3845253850.8693