156980491 is an odd 9-digits composite number following 156980490
and preceding 156980492 . In scientific notation, it is written as 1.56980491 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 155834512 positive integers (up to 156980491) that are relatively prime to 156980491.
156980491 has 4 divisors, whose sum is 158126472
The reverse of 156980491 is 194089651
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred fifty-six million nine hundred eighty thousand four hundred ninety-one
Scientific notation
1.56980491 × 10^8
Engineering notation
1.56980491 × 10^6
Prime Factorization
137 × 1145843
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
156980491
Product of the distinct prime numbers
The prime factorization of 156980491 is 137 × 1145843.
Since it has a total of 2 prime factors.
2 , 2 , 44 , 23 , 474 , 974 , 9532 , 6543 , 75010 , 94582 , 312069 , 991676 , 53805 , 785424 , 16918805 , 12890094 , 256458034 , 855375810 , 4895143315 , 2625315588
n×2
313960982
n×3
470941473
n×4
627921964
n×5
784902455
n÷2
78490245.5
n÷3
52326830.333333
n÷3
39245122.75
n÷5
31396098.2
n2
24642874554601081
n3
3.8684505472327E+24
n4
6.0727126631381E+32
n5
9.5329741556133E+40
2 √n
12529.185568105
3 √n
539.44672527026
4 √n
111.93384460522
5 √n
43.568151745761
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
-156980490
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 156980491 can be divided by 4 positive divisors.
The sum of these divisors (counting 156980491) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001010110110101010100001011
3
Ternary
101221101102202021
4
Quaternary
21112311110023
5
Quinary
310141333431
6
Senary
23324345311
8
Octal
1126652413
10
Decimal
156980491
12
Duodecimal
446a5237
16
Hexadecimal
95b550b
20
Vigesimal
2912b4b
36
Base36
2lgmx7
md5
e9bcbf0f5cd4f366138d005c0c6c63fd
sha1
a241a81905263b439e25424016f794ae930eed2b
sha256
4b60bb6901348d89f9ee7a5034d4e4ee63454ccc41dcc9c52aeb973395899512
sha512
3789058059c62eec0a9d2d523f10b171537ec59e52f1236163cfbfc6ecaace35080b94556fcb15fc87658e68ef98d8a6a8e12746c49f939d2d20513816c2c050
ripemd-160
ee875383c941028429ebea28c740d9c76bd5ba48
Diameter
313960982
Circumference
986337514.56504
Area
7.741787366407E+16
Volume
1.6204127759949E+25
Surface area
3.0967149465628E+17
Circumference
986337514.56504
Perimeter
627921964
Area
24642874554601081
Diagonal
222003939.40019
Surface area
147857247327606486
Volume
3.8684505472327E+24
Space diagonal
271898186.20911
Perimeter
470941473
Area
1.0670677693279E+16
Altitude
135949093.10455
Surface area
1.0670677693279E+16
Volume
4.5590126910551E+23
Height
74001313.133396