160985857 is an odd 9-digits composite number following 160985856
and preceding 160985858 . In scientific notation, it is written as 1.60985857 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 154585392 positive integers (up to 160985857) that are relatively prime to 160985857.
160985857 has 4 divisors, whose sum is 161052976
The reverse of 160985857 is 758589061
Previous prime number is 2491
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred sixty million nine hundred eighty-five thousand eight hundred fifty-seven
Scientific notation
1.60985857 × 10^8
Engineering notation
1.60985857 × 10^6
Prime Factorization
2491 × 64627
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
160985857
Product of the distinct prime numbers
The prime factorization of 160985857 is 2491 × 64627.
Since it has a total of 2 prime factors.
8 , 10 , 84 , 77 , 598 , 393 , 3875 , 7359 , 20706 , 9832 , 373879 , 354100 , 3615011 , 4785117 , 87203291 , 48476064 , 802558855 , 47804407 , 5654906589 , 3553886771
n×2
321971714
n×3
482957571
n×4
643943428
n×5
804929285
n÷2
80492928.5
n÷3
53661952.333333
n÷3
40246464.25
n÷5
32197171.4
n2
25916446154024449
n3
4.1721812945E+24
n4
6.7166218125445E+32
n5
1.0812811186374E+41
2 √n
12688.020215936
3 √n
543.99625254231
4 √n
112.64111245871
5 √n
43.788245547662
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
-160985856
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 160985857 can be divided by 4 positive divisors.
The sum of these divisors (counting 160985857) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110000111001100000001
3
Ternary
102012220221002011
4
Quaternary
21212013030001
5
Quinary
312203021412
6
Senary
23550252521
8
Octal
1146071401
10
Decimal
160985857
12
Duodecimal
45ab7141
16
Hexadecimal
9987301
20
Vigesimal
2a634ch
36
Base36
2nuhhd
md5
ee8538066215198e877323756bcb4628
sha1
4a16cdc20f6d9b86b5d85a007000da261dfe2b21
sha256
9e2140811b8625989197a6d4b23497e71ea718df82000c8080039f211c5c6251
sha512
cf96439b6f774bf3e98e4bb21941b11b98f04aed1e51267c262b47674d072f294f4dbe94e9ef3089c1f5d2c8a53fd683e85fd1061c919f7668e73d394dba6d84
ripemd-160
a2de65131e43dac2d24fca58f7fbc1a26d7d611d
Diameter
321971714
Circumference
1011503971.3661
Area
8.1418916844639E+16
Volume
1.7476392138995E+25
Surface area
3.2567566737855E+17
Circumference
1011503971.3661
Perimeter
643943428
Area
25916446154024449
Diagonal
227668382.31966
Surface area
155498676924146694
Volume
4.1721812945E+24
Space diagonal
278835683.62402
Perimeter
482957571
Area
1.1222150372598E+16
Altitude
139417841.81201
Surface area
1.1222150372598E+16
Volume
4.9169628094677E+23
Height
75889460.773219