156939689 is an odd 9-digits prime number following 156939688
and preceding 156939690 . In scientific notation, it is written as 1.56939689 × 10^8.
The sum of its digits is 56. It has a total of 1 prime factors and 2 positive divisors.
There are 156939688 positive integers (up to 156939689) that are relatively prime to 156939689.
156939689 has 2 divisors, whose sum is 156939690
The reverse of 156939689 is 986939651
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 56 Digital Root 2
Name
one hundred fifty-six million nine hundred thirty-nine thousand six hundred eighty-nine
Scientific notation
1.56939689 × 10^8
Engineering notation
1.56939689 × 10^6
Prime Factorization
156939689
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
156939689 Product of the distinct prime numbers
The prime factorization of 156939689 is 156939689.
Since it has a total of 1 prime factors.
9 , 9 , 80 , 94 , 21 , 601 , 9720 , 7692 , 60257 , 12637 , 935546 , 549547 , 7376521 , 3094554 , 445655 , 53314166 , 727114406 , 981273163 , 1427806346 , 3838541120
n×2
313879378
n×3
470819067
n×4
627758756
n×5
784698445
n÷2
78469844.5
n÷3
52313229.666667
n÷3
39234922.25
n÷5
31387937.8
n2
24630065983416721
n3
3.8654348954869E+24
n4
6.0664015034746E+32
n5
9.5205916530444E+40
2 √n12527.557184064
3 √n539.39998397905
4 √n111.92657050077
5 √n43.565886683951
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
156939690 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
78469845 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
12527.557223976 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999872563 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156939689 can be divided by 2 positive divisors.
The sum of these divisors (counting 156939689) is 156939690, the average is 78469845.
Base
System
Value
2
Binary
1001010110101011010110101001
3
Ternary
101221022100210002
4
Quaternary
21112223112221
5
Quinary
310134032224
6
Senary
23323432345
8
Octal
1126532651
10
Decimal
156939689
12
Duodecimal
446856b5
16
Hexadecimal
95ab5a9
20
Vigesimal
290h949
36
Base36
2lfrft
md5
17b16641bb25283478a9a73846d13fba
sha1
66de795269e3e22fea85e82bf1951649faaf5ea9
sha256
497e7100b69bf3270d6a958bb76e34fc5f5dbcdf18b31caac810b294494817c3
sha512
ba5b0d5efbc32c55e582d3fb2a9d18def9c663e7174631d2098d464ec19a2dd845f8bbafe72d76c2a87e066ef5408759c27413cd7e8dbb21ddab998672bb6954
ripemd-160
2f66511bcd7bf486f62f9f4f1ebd89fc55b08d11
Diameter
313879378
Circumference
986081148.03813
Area
7.7377634350934E+16
Volume
1.6191495827455E+25
Surface area
3.0951053740374E+17
Circumference
986081148.03813
Perimeter
627758756
Area
24630065983416721
Diagonal
221946236.65842
Surface area
147780395900500326
Volume
3.8654348954869E+24
Space diagonal
271827515.07206
Perimeter
470819067
Area
1.0665131419263E+16
Altitude
135913757.53603
Surface area
1.0665131419263E+16
Volume
4.5554587113898E+23
Height
73982078.886139