79897421 is an odd 8-digits prime number following 79897420
and preceding 79897422 . In scientific notation, it is written as 7.9897421 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 79897420 positive integers (up to 79897421) that are relatively prime to 79897421.
79897421 has 2 divisors, whose sum is 79897422
The reverse of 79897421 is 12479897
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 47 Digital Root 2
Name
seventy-nine million eight hundred ninety-seven thousand four hundred twenty-one
Scientific notation
7.9897421 × 10^7
Engineering notation
7.9897421 × 10^6
Prime Factorization
79897421
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
79897421 Product of the distinct prime numbers
The prime factorization of 79897421 is 79897421.
Since it has a total of 1 prime factors.
2 , 7 , 55 , 31 , 506 , 383 , 2551 , 7749 , 51731 , 23098 , 25339 , 394214 , 8184020 , 8652013 , 42027025 , 18382420 , 42510824 , 486340273 , 751588070 , 3259022991
n×2
159794842
n×3
239692263
n×4
319589684
n×5
399487105
n÷2
39948710.5
n÷3
26632473.666667
n÷3
19974355.25
n÷5
15979484.2
n2
6383597882451241
n3
5.1003300750892E+23
n4
4.0750321924836E+31
n5
3.2558456267141E+39
2 √n8938.5357301965
3 √n430.70269277182
4 √n94.543829678073
5 √n38.063310016816
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
79897422 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
39948711 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
8938.5357861341 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999749679 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 79897421 can be divided by 2 positive divisors.
The sum of these divisors (counting 79897421) is 79897422, the average is 39948711.
Base
System
Value
2
Binary
100110000110010001101001101
3
Ternary
12120100012122202
4
Quaternary
10300302031031
5
Quinary
130423204141
6
Senary
11532251245
8
Octal
460621515
10
Decimal
79897421
12
Duodecimal
22910b25
16
Hexadecimal
4c3234d
20
Vigesimal
14j73b1
36
Base36
1bkh8t
md5
9371a49874d61db4e64608abfa92fe7c
sha1
dff6aba3d9f87008391452a0c6f62199ed0400a9
sha256
07d0490d265457e66921e77050ba7484eeb071bbd4e72bec53e4be2e968f2bea
sha512
8dfa149c7390032c104f58b7b27cfb2f4d13f2c36b8c4cd04a27ccb5d1883ece2b51eda6a9ab6e1373299c336e274e11a3c286ba177a03f70b8097b9b308466a
ripemd-160
ccb2930633ea681faab75fc490260da96a7b4867
Diameter
159794842
Circumference
502010301.70874
Area
2.005466421098E+16
Volume
2.1364212659711E+24
Surface area
8.0218656843921E+16
Circumference
502010301.70874
Perimeter
319589684
Area
6383597882451241
Diagonal
112992016.37683
Surface area
38301587294707446
Volume
5.1003300750892E+23
Space diagonal
138386392.56572
Perimeter
239692263
Area
2.7641789668737E+15
Altitude
69193196.28286
Surface area
2.7641789668737E+15
Volume
6.0107966373087E+22
Height
37664005.458944