72161057 is an odd 8-digits prime number following 72161056
and preceding 72161058 . In scientific notation, it is written as 7.2161057 × 10^7.
The sum of its digits is 29. It has a total of 1 prime factors and 2 positive divisors.
There are 72161056 positive integers (up to 72161057) that are relatively prime to 72161057.
72161057 has 2 divisors, whose sum is 72161058
The reverse of 72161057 is 75016127
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
seventy-two million one hundred sixty-one thousand fifty-seven
Scientific notation
7.2161057 × 10^7
Engineering notation
7.2161057 × 10^6
Prime Factorization
72161057
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
72161057
Product of the distinct prime numbers
The prime factorization of 72161057 is 72161057.
Since it has a total of 1 prime factors.
9 , 10 , 11 , 73 , 10 , 171 , 9638 , 8466 , 16943 , 75205 , 718405 , 372893 , 3759992 , 6174915 , 74421965 , 48765543 , 443516102 , 70968721 , 6621006331 , 9372219752
n×2
144322114
n×3
216483171
n×4
288644228
n×5
360805285
n÷2
36080528.5
n÷3
24053685.666667
n÷3
18040264.25
n÷5
14432211.4
n2
5207218147357249
n3
3.7575836554288E+23
n4
2.7115120834167E+31
n5
1.9566557800762E+39
2 √n
8494.7664476429
3 √n
416.32672995648
4 √n
92.167057279936
5 √n
37.295855815053
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
72161058
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
36080529
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8494.7665065027
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999722842
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72161057 can be divided by 2 positive divisors.
The sum of these divisors (counting 72161057) is 72161058, the average is 36080529.
Base
System
Value
2
Binary
100010011010001011100100001
3
Ternary
12000210011100202
4
Quaternary
10103101130201
5
Quinary
121433123212
6
Senary
11054354545
8
Octal
423213441
10
Decimal
72161057
12
Duodecimal
201bba55
16
Hexadecimal
44d1721
20
Vigesimal
12b02ch
36
Base36
16yntt
md5
65170e390d4fe6aab2ee89b6acf83cbb
sha1
ed42cbea200c28f85e29ffb37c7a030b0921b1fe
sha256
69b2ff2937954a9dc4a8ba05adac34857ba5f8c1791bb2ee7566988c7dd6e430
sha512
c946636377df91ff6c73c3cf0d3c6f178f97495f623336f6116ef2bd2d350101e00fd9dadb8dc67aa47067b2c3d1112b817cbee9fb246e0cd46008f03c67e3e0
ripemd-160
ece2480bab45ee36466d08190283f539eb27e42c
Diameter
144322114
Circumference
453401293.09295
Area
1.6358958277377E+16
Volume
1.5739729609526E+24
Surface area
6.5435833109508E+16
Circumference
453401293.09295
Perimeter
288644228
Area
5207218147357249
Diagonal
102051145.48458
Surface area
31243308884143494
Volume
3.7575836554288E+23
Space diagonal
124986617.05187
Perimeter
216483171
Area
2.2547915993294E+15
Altitude
62493308.525937
Surface area
2.2547915993294E+15
Volume
4.4283548060491E+22
Height
34017048.494859