160990949 is an odd 9-digits composite number following 160990948
and preceding 160990950 . In scientific notation, it is written as 1.60990949 × 10^8.
The sum of its digits is 47. It has a total of 2 prime factors and 4 positive divisors.
There are 137992236 positive integers (up to 160990949) that are relatively prime to 160990949.
160990949 has 4 divisors, whose sum is 183989664
The reverse of 160990949 is 949099061
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred sixty million nine hundred ninety thousand nine hundred forty-nine
Scientific notation
1.60990949 × 10^8
Engineering notation
1.60990949 × 10^6
Prime Factorization
7 × 22998707
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
160990949
Product of the distinct prime numbers
The prime factorization of 160990949 is 7 × 22998707.
Since it has a total of 2 prime factors.
7 , 7 , 73 , 5 , 955 , 311 , 3522 , 579 , 44480 , 82531 , 433271 , 72675 , 9519370 , 2500898 , 81611239 , 44694422 , 114547815 , 629659146 , 8231101849 , 2261168963
n×2
321981898
n×3
482972847
n×4
643963796
n×5
804954745
n÷2
80495474.5
n÷3
53663649.666667
n÷3
40247737.25
n÷5
32198189.8
n2
25918085659920601
n3
4.1725772066539E+24
n4
6.7174716427498E+32
n5
1.0814521346469E+41
2 √n
12688.220876072
3 √n
544.00198803519
4 √n
112.64200316078
5 √n
43.788522549542
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
-160990948
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 160990949 can be divided by 4 positive divisors.
The sum of these divisors (counting 160990949) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001000011011100101
3
Ternary
102012221012001202
4
Quaternary
21212020123211
5
Quinary
312203202244
6
Senary
23550332245
8
Octal
1146103345
10
Decimal
160990949
12
Duodecimal
45aba085
16
Hexadecimal
99886e5
20
Vigesimal
2a63h79
36
Base36
2nulet
md5
f5138d49eb8454cad04e7cff9ebc4cbf
sha1
c021df166c9566d7d48e0a819fffe0dc7d61ff36
sha256
ecb15a6ffc334d3128f105ecec75e803f69a845e75553fded8723676c9295fb8
sha512
0a66c3d89f0caee1cbb298b0456078f9f0119cb5edb2477a33b90e4886097d27607a0c9348f317fa5215e559ddf809a62913fac30cc2b159250ed5936d5fa7e5
ripemd-160
15f87235dbc0c185bcd2192212594c86af808369
Diameter
321981898
Circumference
1011535965.3457
Area
8.1424067504318E+16
Volume
1.7478050531947E+25
Surface area
3.2569627001727E+17
Circumference
1011535965.3457
Perimeter
643963796
Area
25918085659920601
Diagonal
227675583.49512
Surface area
155508513959523606
Volume
4.1725772066539E+24
Space diagonal
278844503.22673
Perimeter
482972847
Area
1.1222860299476E+16
Altitude
139422251.61336
Surface area
1.1222860299476E+16
Volume
4.9174293964157E+23
Height
75891861.165038