78161875 is an odd 8-digits composite number following 78161874
and preceding 78161876 . In scientific notation, it is written as 7.8161875 × 10^7.
The sum of its digits is 43. It has a total of 3 prime factors and 8 positive divisors.
There are 56840000 positive integers (up to 78161875) that are relatively prime to 78161875.
78161875 has 8 divisors, whose sum is 81591120
The reverse of 78161875 is 57816187
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 43
Digital Root 7
Name
seventy-eight million one hundred sixty-one thousand eight hundred seventy-five
Scientific notation
7.8161875 × 10^7
Engineering notation
7.8161875 × 10^6
Prime Factorization
275 × 25 × 11369
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78161875
Product of the distinct prime numbers
The prime factorization of 78161875 is 275 × 25 × 11369.
Since it has a total of 3 prime factors.
5 , 8 , 13 , 9 , 549 , 876 , 307 , 5032 , 6088 , 99664 , 780589 , 876082 , 477661 , 6520476 , 86881458 , 63460616 , 766060375 , 604602833 , 9681168289 , 2640911915
n×2
156323750
n×3
234485625
n×4
312647500
n×5
390809375
n÷2
39080937.5
n÷3
26053958.333333
n÷3
19540468.75
n÷5
15632375
n2
6109278703515625
n3
4.7751267836435E+23
n4
3.732328627723E+31
n5
2.91725803659E+39
2 √n
8840.9204837505
3 √n
427.56123514376
4 √n
94.026169143226
5 √n
37.896490578693
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
-78161874
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 78161875 can be divided by 8 positive divisors.
The sum of these divisors (counting 78161875) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101010001010011111010011
3
Ternary
12110002000221021
4
Quaternary
10222022133103
5
Quinary
130002140000
6
Senary
11431140311
8
Octal
452123723
10
Decimal
78161875
12
Duodecimal
22214697
16
Hexadecimal
4a8a7d3
20
Vigesimal
148a4df
36
Base36
1aja37
md5
ddbeba176b6cb08ebcd9700ea9f58c06
sha1
8f4d813ef7efa76d0e3c59b74306506683cef0bf
sha256
888dd364bd1cacddbc576b4d3dbe1bb963a725346151aac64ba50fd2e4326247
sha512
f125c0e87b8eb93f6b366f5d76a48fbe14f5ad88abc5cc559a1a75a246a1863170a8c1764fa88157a659c1e556feda1ff75bb2a1ef29954b4aa8f9e2f8e5faba
ripemd-160
929a721a2f9889ed7520f1b4521b20d90bc88cf4
Diameter
156323750
Circumference
491105544.58161
Area
1.9192865093697E+16
Volume
2.0002004297939E+24
Surface area
7.6771460374789E+16
Circumference
491105544.58161
Perimeter
312647500
Area
6109278703515625
Diagonal
110537583.68551
Surface area
36655672221093750
Volume
4.7751267836435E+23
Space diagonal
135380338.71485
Perimeter
234485625
Area
2.6453952780219E+15
Altitude
67690169.357424
Surface area
2.6453952780219E+15
Volume
5.6275408828997E+22
Height
36845861.228504