79988947 is an odd 8-digits composite number following 79988946
and preceding 79988948 . In scientific notation, it is written as 7.9988947 × 10^7.
The sum of its digits is 61. It has a total of 2 prime factors and 4 positive divisors.
There are 78893136 positive integers (up to 79988947) that are relatively prime to 79988947.
79988947 has 4 divisors, whose sum is 81084760
The reverse of 79988947 is 74988997
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 61
Digital Root 7
Name
seventy-nine million nine hundred eighty-eight thousand nine hundred forty-seven
Scientific notation
7.9988947 × 10^7
Engineering notation
7.9988947 × 10^6
Prime Factorization
73 × 1095739
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79988947
Product of the distinct prime numbers
The prime factorization of 79988947 is 73 × 1095739.
Since it has a total of 2 prime factors.
8 , 1 , 75 , 72 , 541 , 787 , 2930 , 1179 , 21999 , 51342 , 771617 , 169096 , 8892490 , 8218094 , 96870943 , 31931635 , 185895854 , 943962652 , 7021772960 , 7397686789
n×2
159977894
n×3
239966841
n×4
319955788
n×5
399944735
n÷2
39994473.5
n÷3
26662982.333333
n÷3
19997236.75
n÷5
15997789.4
n2
6398231642168809
n3
5.1178781171916E+23
n4
4.093736814685E+31
n5
3.2745369710179E+39
2 √n
8943.6540071718
3 √n
430.86709295354
4 √n
94.570894080429
5 √n
38.072026661822
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
-79988946
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 79988947 can be divided by 4 positive divisors.
The sum of these divisors (counting 79988947) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110001001000100011010011
3
Ternary
12120111212012121
4
Quaternary
10301020203103
5
Quinary
130434121242
6
Senary
11534235111
8
Octal
461104323
10
Decimal
79988947
12
Duodecimal
22955a97
16
Hexadecimal
4c488d3
20
Vigesimal
14jic77
36
Base36
1bmfv7
md5
8b21c81d0a42d712c52960c955e66379
sha1
103755bcfbe7a37e8a1d8bded3ffed95f66fc818
sha256
a740128b9443bbe23ac9b3f3a6912f8ea26da99f3407ec4b05a859a1bb24e7f3
sha512
3e914ff9b7f3bea5514236114745c5eff791e09cfeb16c1502351f33bba66ddf85ae945cccfcb8fd9e4714569f8b30098e33af6eb672096c090801729fef6a36
ripemd-160
e73b8a30d83ea83116026fff53e81580d4979ca6
Diameter
159977894
Circumference
502585376.52717
Area
2.0100637523003E+16
Volume
2.1437717726583E+24
Surface area
8.0402550092013E+16
Circumference
502585376.52717
Perimeter
319955788
Area
6398231642168809
Diagonal
113121453.68734
Surface area
38389389853012854
Volume
5.1178781171916E+23
Space diagonal
138544920.24793
Perimeter
239966841
Area
2.7705155707078E+15
Altitude
69272460.123967
Surface area
2.7705155707078E+15
Volume
6.0314772032541E+22
Height
37707151.229114