79897978 is an even 8-digits composite number following 79897977
and preceding 79897979 . In scientific notation, it is written as 7.9897978 × 10^7.
The sum of its digits is 64. It has a total of 3 prime factors and 8 positive divisors.
There are 39818556 positive integers (up to 79897978) that are relatively prime to 79897978.
79897978 has 8 divisors, whose sum is 120238272
The reverse of 79897978 is 87979897
Previous prime number is 307
Is Prime? no
Number parity even
Number length 8
Sum of Digits 64
Digital Root 1
Name
seventy-nine million eight hundred ninety-seven thousand nine hundred seventy-eight
Scientific notation
7.9897978 × 10^7
Engineering notation
7.9897978 × 10^6
Prime Factorization
2 × 307 × 130127
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
79897978
Product of the distinct prime numbers
The prime factorization of 79897978 is 2 × 307 × 130127.
Since it has a total of 3 prime factors.
3 , 2 , 50 , 98 , 376 , 796 , 1485 , 4754 , 23974 , 32198 , 176884 , 715182 , 9672953 , 1514507 , 75901531 , 28479656 , 297435611 , 90446541 , 7744025429 , 7611835919
n×2
159795956
n×3
239693934
n×4
319591912
n×5
399489890
n÷2
39948989
n÷3
26632659.333333
n÷3
19974494.5
n÷5
15979595.6
n2
6383686888488484
n3
5.1004367457534E+23
n4
4.075145829026E+31
n5
3.2559591179431E+39
2 √n
8938.5668873707
3 √n
430.70369364201
4 √n
94.543994454279
5 √n
38.063363087877
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
-79897977
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 79897978 can be divided by 8 positive divisors.
The sum of these divisors (counting 79897978) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110000110010010101111010
3
Ternary
12120100020102101
4
Quaternary
10300302111322
5
Quinary
130423213403
6
Senary
11532254014
8
Octal
460622572
10
Decimal
79897978
12
Duodecimal
2291130a
16
Hexadecimal
4c3257a
20
Vigesimal
14j74ii
36
Base36
1bkhoa
md5
79c07b4f7a991d998b863919ba545ae1
sha1
52a42614e37fb787ec668ce2acc002723744eca5
sha256
cc45c10360f128bb835b9c58838c5f999f22947bcb9136002683a7ea2e51dcf4
sha512
8b7e45789929195d7604dd395ff3a892dcb2a50b0423a3f7e4c67bd1f515f97764bede34cbefdae9cea144644349c2fc9e1254c5dcc1a2811f74b625cfb7c485
ripemd-160
4972f906f8df20972461c9e9f8e2beac5d886e6d
Diameter
159795956
Circumference
502013801.44296
Area
2.0054943831693E+16
Volume
2.1364659480744E+24
Surface area
8.0219775326772E+16
Circumference
502013801.44296
Perimeter
319591912
Area
6383686888488484
Diagonal
112992804.09379
Surface area
38302121330930904
Volume
5.1004367457534E+23
Space diagonal
138387357.31802
Perimeter
239693934
Area
2.7642175076183E+15
Altitude
69193678.65901
Surface area
2.7642175076183E+15
Volume
6.0109223498921E+22
Height
37664268.031262