78292021 is an odd 8-digits composite number following 78292020
and preceding 78292022 . In scientific notation, it is written as 7.8292021 × 10^7.
The sum of its digits is 31. It has a total of 3 prime factors and 8 positive divisors.
There are 73614528 positive integers (up to 78292021) that are relatively prime to 78292021.
78292021 has 8 divisors, whose sum is 82978560
The reverse of 78292021 is 12029287
Previous prime number is 2939
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-eight million two hundred ninety-two thousand twenty-one
Scientific notation
7.8292021 × 10^7
Engineering notation
7.8292021 × 10^6
Prime Factorization
17 × 2939 × 1567
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78292021
Product of the distinct prime numbers
The prime factorization of 78292021 is 17 × 2939 × 1567.
Since it has a total of 3 prime factors.
1 , 7 , 64 , 96 , 111 , 199 , 1774 , 3538 , 23791 , 63905 , 808403 , 805594 , 128500 , 4688858 , 36389530 , 93134316 , 996738806 , 40892340 , 7882368993 , 987778113
n×2
156584042
n×3
234876063
n×4
313168084
n×5
391460105
n÷2
39146010.5
n÷3
26097340.333333
n÷3
19573005.25
n÷5
15658404.2
n2
6129640552264441
n3
4.7990194684034E+23
n4
3.7572493299965E+31
n5
2.9416264344632E+39
2 √n
8848.2778550405
3 √n
427.79841185053
4 √n
94.065285068619
5 √n
37.909102341178
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
-78292020
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 78292021 can be divided by 8 positive divisors.
The sum of these divisors (counting 78292021) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010101010010000110101
3
Ternary
12110022122110111
4
Quaternary
10222222100311
5
Quinary
130020321041
6
Senary
11434023021
8
Octal
452522065
10
Decimal
78292021
12
Duodecimal
22277a71
16
Hexadecimal
4aaa435
20
Vigesimal
1496a11
36
Base36
1am2id
md5
f4c04433b8f03839c0c49d1cc919a89e
sha1
fd207a6694b51a32216444a3ed1e4f269b4aeab4
sha256
993e35f3225ab67c4d2daaafaecb28fb9f4248c2cefcde8dc68c60b3c2ff28f7
sha512
58e07ad78a3d5f6c16b4075a56ba7484ef5fc286bef824bfb3722e2bc805be15fb6b01034d827c6b4d2c1f636ab5e1d9a5f74aecdd6389867a7027525b7b8e2f
ripemd-160
a735f379606a8a3626cb2cc3632a74fe9bf0eeb6
Diameter
156584042
Circumference
491923276.0166
Area
1.925683372814E+16
Volume
2.0102085741827E+24
Surface area
7.702733491256E+16
Circumference
491923276.0166
Perimeter
313168084
Area
6129640552264441
Diagonal
110721637.9238
Surface area
36777843313586646
Volume
4.7990194684034E+23
Space diagonal
135605758.19925
Perimeter
234876063
Area
2.6542122171641E+15
Altitude
67802879.099625
Surface area
2.6542122171641E+15
Volume
5.6556986819238E+22
Height
36907212.641266