156628989 is an odd 9-digits composite number following 156628988
and preceding 156628990 . In scientific notation, it is written as 1.56628989 × 10^8.
The sum of its digits is 54. It has a total of 4 prime factors and 16 positive divisors.
There are 89929440 positive integers (up to 156628989) that are relatively prime to 156628989.
156628989 has 16 divisors, whose sum is 199848000
The reverse of 156628989 is 989826651
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 54
Digital Root 9
Name
one hundred fifty-six million six hundred twenty-eight thousand nine hundred eighty-nine
Scientific notation
1.56628989 × 10^8
Engineering notation
1.56628989 × 10^6
Prime Factorization
19 × 9 × 11 × 83269
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
156628989
Product of the distinct prime numbers
The prime factorization of 156628989 is 19 × 9 × 11 × 83269.
Since it has a total of 4 prime factors.
6 , 5 , 2 , 40 , 583 , 421 , 7372 , 2293 , 8126 , 7209 , 358166 , 292827 , 4236463 , 7993252 , 11093772 , 44441191 , 449306228 , 545227131 , 4392915872 , 7415697741
n×2
313257978
n×3
469886967
n×4
626515956
n×5
783144945
n÷2
78314494.5
n÷3
52209663
n÷3
39157247.25
n÷5
31325797.8
n2
24532640195162121
n3
3.842522631269E+24
n4
6.0185043494528E+32
n5
9.426722515469E+40
2 √n
12515.150378641
3 √n
539.0437913255
4 √n
111.87113291033
5 √n
43.548623169695
1 , 9 , 11 , 19 , 99 , 171 , 209 , 1881 , 83269 , 749421 , 915959 , 1582111 , 8243631 , 14238999 , 17403221 , 156628989
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-156628988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 156628989 can be divided by 16 positive divisors.
The sum of these divisors (counting 156628989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010101011111011111111101
3
Ternary
101220201120120200
4
Quaternary
21111133133331
5
Quinary
310044111424
6
Senary
23313034113
8
Octal
1125373775
10
Decimal
156628989
12
Duodecimal
44555939
16
Hexadecimal
955f7fd
20
Vigesimal
28iic99
36
Base36
2l93p9
md5
e536c84c4db5ff3721ea6cbf5f6f257c
sha1
3c5f9830ccac0747a354cb2cb5eaaa307c0fa9c6
sha256
9a635e2b6e8e58319748cf707ea61026a799c3c5163e8b3a22234b83eb80786c
sha512
902d33b4bd8256730de6ef16751e9165b8e75bdb9480fdeb67cc50b5713bf51727c222c5563d1c8b12558c5c78e1d26627bff1286e4f365eadc4edcb00c6e0a2
ripemd-160
e877fb7c23de1452d1503250b6e718da5e242d86
Diameter
313257978
Circumference
984128962.36319
Area
7.7071562210283E+16
Volume
1.609552115953E+25
Surface area
3.0828624884113E+17
Circumference
984128962.36319
Perimeter
626515956
Area
24532640195162121
Diagonal
221506840.50459
Surface area
147195841170972726
Volume
3.842522631269E+24
Space diagonal
271289366.88615
Perimeter
469886967
Area
1.0622944815457E+16
Altitude
135644683.44307
Surface area
1.0622944815457E+16
Volume
4.5284563490552E+23
Height
73835613.501529