156942889 is an odd 9-digits composite number following 156942888
and preceding 156942890 . In scientific notation, it is written as 1.56942889 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 156833424 positive integers (up to 156942889) that are relatively prime to 156942889.
156942889 has 4 divisors, whose sum is 157052356
The reverse of 156942889 is 988249651
Previous prime number is 1453
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred fifty-six million nine hundred forty-two thousand eight hundred eighty-nine
Scientific notation
1.56942889 × 10^8
Engineering notation
1.56942889 × 10^6
Prime Factorization
1453 × 108013
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
156942889
Product of the distinct prime numbers
The prime factorization of 156942889 is 1453 × 108013.
Since it has a total of 2 prime factors.
2 , 2 , 31 , 20 , 618 , 647 , 2201 , 7803 , 68274 , 91720 , 719091 , 823690 , 9400915 , 170209 , 43342762 , 89402905 , 80709620 , 936685655 , 9105848775 , 9055052794
n×2
313885778
n×3
470828667
n×4
627771556
n×5
784714445
n÷2
78471444.5
n÷3
52314296.333333
n÷3
39235722.25
n÷5
31388577.8
n2
24631070407666321
n3
3.8656713489416E+24
n4
6.0668962942742E+32
n5
9.5215623168678E+40
2 √n
12527.684901848
3 √n
539.40365007573
4 √n
111.92714104206
5 √n
43.566064344174
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
-156942888
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 156942889 can be divided by 4 positive divisors.
The sum of these divisors (counting 156942889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110101100001000101001
3
Ternary
101221022112011121
4
Quaternary
21112230020221
5
Quinary
310134133024
6
Senary
23323455241
8
Octal
1126541051
10
Decimal
156942889
12
Duodecimal
44687521
16
Hexadecimal
95ac229
20
Vigesimal
290hh49
36
Base36
2lftwp
md5
f6ddc5a07a575d25cd83f3262bce7978
sha1
a6e5cb3a0e437c425bbaa09c718e16e1d32627a6
sha256
9c2bc0e9e42fb4122bd749210aeefda9225316c24bfaff154a9a58d02aa79eef
sha512
d1b9df29972cd559017d08dd36c4467a5a7b6fea1b16df417676f22fc74413004477bde48555ef330864f2e0806ae45356c7f67597eda36a28ff70344355f045
ripemd-160
7097bfaee0189fc90bcef331cf7c86ed60cc5599
Diameter
313885778
Circumference
986101254.23112
Area
7.7380789842777E+16
Volume
1.619248628137E+25
Surface area
3.0952315937111E+17
Circumference
986101254.23112
Perimeter
627771556
Area
24631070407666321
Diagonal
221950762.14182
Surface area
147786422445997926
Volume
3.8656713489416E+24
Space diagonal
271833057.63464
Perimeter
470828667
Area
1.0665566347721E+16
Altitude
135916528.81732
Surface area
1.0665566347721E+16
Volume
4.5557373744585E+23
Height
73983587.380605