79681639 is an odd 8-digits prime number following 79681638
and preceding 79681640 . In scientific notation, it is written as 7.9681639 × 10^7.
The sum of its digits is 49. It has a total of 1 prime factors and 2 positive divisors.
There are 79681638 positive integers (up to 79681639) that are relatively prime to 79681639.
79681639 has 2 divisors, whose sum is 79681640
The reverse of 79681639 is 93618697
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-nine million six hundred eighty-one thousand six hundred thirty-nine
Scientific notation
7.9681639 × 10^7
Engineering notation
7.9681639 × 10^6
Prime Factorization
79681639
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
79681639
Product of the distinct prime numbers
The prime factorization of 79681639 is 79681639.
Since it has a total of 1 prime factors.
4 , 7 , 26 , 63 , 396 , 13 , 6351 , 5075 , 52882 , 16873 , 118048 , 509687 , 2342922 , 8237024 , 43184446 , 4167707 , 633654537 , 835060649 , 5671910540 , 9263210226
n×2
159363278
n×3
239044917
n×4
318726556
n×5
398408195
n÷2
39840819.5
n÷3
26560546.333333
n÷3
19920409.75
n÷5
15936327.8
n2
6349163593726321
n3
5.0591176142724E+23
n4
4.03118783399E+31
n5
3.2121165372918E+39
2 √n
8926.4572479792
3 √n
430.31460481265
4 √n
94.479930397832
5 √n
38.042727964639
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
79681640
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
39840820
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8926.4573039924
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999749001
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 79681639 can be divided by 2 positive divisors.
The sum of these divisors (counting 79681639) is 79681640, the average is 39840820.
Base
System
Value
2
Binary
100101111111101100001100111
3
Ternary
12112221020122211
4
Quaternary
10233331201213
5
Quinary
130344303024
6
Senary
11523504251
8
Octal
457754147
10
Decimal
79681639
12
Duodecimal
22828087
16
Hexadecimal
4bfd867
20
Vigesimal
14i041j
36
Base36
1bfuqv
md5
b6deb4e32c4c751b2b9e97ea2972aa71
sha1
55a4d46cb781a6f97b38c4392bb0d2e979a74699
sha256
56b8ab110592be464473a2199725d9be0a8b17662fe923814ff9526f6859c089
sha512
ddda298525758cb5a24f49ffcbbb018ab8242b92b3376a5ba717849189fbea43f2c75355b3af97316dea3a67c38a35d48f53d41f56b3b4ddf5a42527a4772284
ripemd-160
a9ce74137f3fd01f4690fae3095fa35dc907981f
Diameter
159363278
Circumference
500654503.41679
Area
1.994648570249E+16
Volume
2.1191582307527E+24
Surface area
7.9785942809962E+16
Circumference
500654503.41679
Perimeter
318726556
Area
6349163593726321
Diagonal
112686854.54592
Surface area
38094981562357926
Volume
5.0591176142724E+23
Space diagonal
138012647.17836
Perimeter
239044917
Area
2.7492684824751E+15
Altitude
69006323.589181
Surface area
2.7492684824751E+15
Volume
5.9622272864539E+22
Height
37562284.848639