78125879 is an odd 8-digits composite number following 78125878
and preceding 78125880 . In scientific notation, it is written as 7.8125879 × 10^7.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 72116184 positive integers (up to 78125879) that are relatively prime to 78125879.
78125879 has 4 divisors, whose sum is 84135576
The reverse of 78125879 is 97852187
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-eight million one hundred twenty-five thousand eight hundred seventy-nine
Scientific notation
7.8125879 × 10^7
Engineering notation
7.8125879 × 10^6
Prime Factorization
13 × 6009683
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
78125879
Product of the distinct prime numbers
The prime factorization of 78125879 is 13 × 6009683.
Since it has a total of 2 prime factors.
4 , 8 , 20 , 55 , 217 , 935 , 7671 , 4100 , 70883 , 44314 , 659426 , 26150 , 2987742 , 9186574 , 84175771 , 14565370 , 969376989 , 145690369 , 7448535294 , 7398123964
n×2
156251758
n×3
234377637
n×4
312503516
n×5
390629395
n÷2
39062939.5
n÷3
26041959.666667
n÷3
19531469.75
n÷5
15625175.8
n2
6103652969522641
n3
4.7685325335492E+23
n4
3.7254579572363E+31
n5
2.9105467758663E+39
2 √n
8838.8844884408
3 √n
427.49558993661
4 √n
94.015341771654
5 √n
37.892999430527
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
-78125878
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 78125879 can be divided by 4 positive divisors.
The sum of these divisors (counting 78125879) is 1, the average is 0.25.
Base
System
Value
2
Binary
100101010000001101100110111
3
Ternary
12110000012120002
4
Quaternary
10222001230313
5
Quinary
130000012004
6
Senary
11430301515
8
Octal
452015467
10
Decimal
78125879
12
Duodecimal
221b789b
16
Hexadecimal
4a81b37
20
Vigesimal
1485edj
36
Base36
1aiibb
md5
bcd620fb0cf4efdd55cf37f56632e170
sha1
1692e16f61cab8bce1d34909a5bbc4a1e3c95ea9
sha256
1e727b81495f25df7f57778572fe52de0b9a3a40a894c824d1a6f10addd36ae5
sha512
26c6ed6170c2cb979676070a0706530ec7ea8a766ca7df3b102f1cfeb10dec219a5a4e81b94eb3fa3f81695d01c1de4a9b91a950e65708e1051ec00ddc1b039d
ripemd-160
019b43fdde5b5a2bea1788386c9da673f94d9912
Diameter
156251758
Circumference
490879375.04329
Area
1.9175191329114E+16
Volume
1.9974382367736E+24
Surface area
7.6700765316455E+16
Circumference
490879375.04329
Perimeter
312503516
Area
6103652969522641
Diagonal
110486677.65412
Surface area
36621917817135846
Volume
4.7685325335492E+23
Space diagonal
135317991.81398
Perimeter
234377637
Area
2.6429592637455E+15
Altitude
67658995.906989
Surface area
2.6429592637455E+15
Volume
5.6197694846355E+22
Height
36828892.551373