7994691961 is an odd 10-digits composite number following 7994691960
and preceding 7994691962 . In scientific notation, it is written as 7.994691961 × 10^9.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 7993799424 positive integers (up to 7994691961) that are relatively prime to 7994691961.
7994691961 has 4 divisors, whose sum is 7995584500
The reverse of 7994691961 is 1691964997
Previous prime number is 9049
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 61
Digital Root 7
Name
seven billion nine hundred ninety-four million six hundred ninety-one thousand nine hundred sixty-one
Scientific notation
7.994691961 × 10^9
Engineering notation
7.994691961 × 10^9
Prime Factorization
9049 × 883489
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7994691961
Product of the distinct prime numbers
The prime factorization of 7994691961 is 9049 × 883489.
Since it has a total of 2 prime factors.
5 , 3 , 28 , 71 , 908 , 819 , 1206 , 2426 , 37813 , 94413 , 344542 , 123280 , 4219120 , 9128052 , 32983834 , 32208982 , 162920359 , 190668815 , 7379727463 , 2746746047
n×2
15989383922
n×3
23984075883
n×4
31978767844
n×5
39973459805
n÷2
3997345980.5
n÷3
2664897320.3333
n÷3
1998672990.25
n÷5
1598938392.2
n2
6.3915099551278E+19
n3
5.1098153256912E+29
n4
4.0851399506498E+39
n5
3.265943552302E+49
2 √n
89413.041336261
3 √n
1999.5575655498
4 √n
299.02013533584
5 √n
95.622555718558
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-7994691960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 7994691961 can be divided by 4 positive divisors.
The sum of these divisors (counting 7994691961) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011100100001010101000101111001
3
Ternary
202122011102102122021
4
Quaternary
13130201111011321
5
Quinary
112333120120321
6
Senary
3401145554441
8
Octal
73441250571
10
Decimal
7994691961
12
Duodecimal
16714a5a21
16
Hexadecimal
1dc855179
20
Vigesimal
64i6g9i1
36
Base36
3o7tzsp
md5
655a0347f2f54288a232e6ae8642623b
sha1
4222854123f1279c8d5e199721940b1b6cf50e3f
sha256
b721e157cfce16df839c119980f14656eacf00a7af2da4de9514796e1ad1d12d
sha512
6538d5f517fd47c4c9d857591c91213a9736c431d017183649d386705be5e498765eccf29c6bc2db0ab1d8e29909ba14a74c7ef30a632a989e83b8decb3fae64
ripemd-160
0b527c0f71e0ddd2eea6abcb884236fe1e624aa6
Diameter
15989383922
Circumference
50232131064.782
Area
2.0079520720376E+20
Volume
2.1403944384523E+30
Surface area
8.0318082881502E+20
Circumference
50232131064.782
Perimeter
31978767844
Area
6.3915099551278E+19
Diagonal
11306201798.241
Surface area
3.8349059730767E+20
Volume
5.1098153256912E+29
Space diagonal
13847212667.314
Perimeter
23984075883
Area
2.7676049948409E+19
Altitude
6923606333.6572
Surface area
2.7676049948409E+19
Volume
6.0219751123453E+28
Height
3768733932.7471