79904989 is an odd 8-digits composite number following 79904988
and preceding 79904990 . In scientific notation, it is written as 7.9904989 × 10^7.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 79872156 positive integers (up to 79904989) that are relatively prime to 79904989.
79904989 has 4 divisors, whose sum is 79937824
The reverse of 79904989 is 98940997
Previous prime number is 2647
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 55
Digital Root 1
Name
seventy-nine million nine hundred four thousand nine hundred eighty-nine
Scientific notation
7.9904989 × 10^7
Engineering notation
7.9904989 × 10^6
Prime Factorization
2647 × 30187
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
79904989
Product of the distinct prime numbers
The prime factorization of 79904989 is 2647 × 30187.
Since it has a total of 2 prime factors.
5 , 5 , 48 , 55 , 696 , 280 , 6511 , 3415 , 45479 , 75936 , 304577 , 490548 , 9296241 , 2561313 , 43314298 , 79219616 , 539361982 , 311676887 , 9197209367 , 7226661597
n×2
159809978
n×3
239714967
n×4
319619956
n×5
399524945
n÷2
39952494.5
n÷3
26634996.333333
n÷3
19976247.25
n÷5
15980997.8
n2
6384807267090121
n3
5.1017795444396E+23
n4
4.0765763837887E+31
n5
3.2573879110429E+39
2 √n
8938.959055729
3 √n
430.7162912711
4 √n
94.54606843084
5 √n
38.064031071921
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
-79904988
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 79904989 can be divided by 4 positive divisors.
The sum of these divisors (counting 79904989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110000110100000011011101
3
Ternary
12120100121001001
4
Quaternary
10300310003131
5
Quinary
130423424424
6
Senary
11532350301
8
Octal
460640335
10
Decimal
79904989
12
Duodecimal
22915391
16
Hexadecimal
4c340dd
20
Vigesimal
14j8299
36
Base36
1bkn31
md5
81edf397ee66f41a03b6d5080e519d46
sha1
e420eea2d9064c2217aefd4650f2ca0fff7d6b77
sha256
932f8f2617ad5f3a90139cfacdddb29217ae37dd5e98d43d1ba6dbf7bf08c9dd
sha512
f2d255798a64b3fec71dcd5bc82e5fcb0f21061d06aa6a744ec54206f246b0db567138a417e1d597eade5ae98d88c19f7983ecdaf74aa37442b205d7bf455535
ripemd-160
5415214e280b371e06ce03775b9eb1805d5c01b9
Diameter
159809978
Circumference
502057852.85515
Area
2.0058463604877E+16
Volume
2.1370284182728E+24
Surface area
8.0233854419508E+16
Circumference
502057852.85515
Perimeter
319619956
Area
6384807267090121
Diagonal
113002719.14507
Surface area
38308843602540726
Volume
5.1017795444396E+23
Space diagonal
138399500.72623
Perimeter
239714967
Area
2.7647026457838E+15
Altitude
69199750.363116
Surface area
2.7647026457838E+15
Volume
6.01250485332E+22
Height
37667573.048358