72051261 is an odd 8-digits composite number following 72051260
and preceding 72051262 . In scientific notation, it is written as 7.2051261 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 47963280 positive integers (up to 72051261) that are relatively prime to 72051261.
72051261 has 8 divisors, whose sum is 96210144
The reverse of 72051261 is 16215027
Previous prime number is 691
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
seventy-two million fifty-one thousand two hundred sixty-one
Scientific notation
7.2051261 × 10^7
Engineering notation
7.2051261 × 10^6
Prime Factorization
3 × 691 × 34757
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72051261
Product of the distinct prime numbers
The prime factorization of 72051261 is 3 × 691 × 34757.
Since it has a total of 3 prime factors.
10 , 1 , 36 , 27 , 291 , 608 , 3483 , 1543 , 12532 , 75548 , 48617 , 373532 , 3596845 , 639075 , 43437168 , 72013668 , 802610952 , 121203033 , 9888221606 , 6132567803
n×2
144102522
n×3
216153783
n×4
288205044
n×5
360256305
n÷2
36025630.5
n÷3
24017087
n÷3
18012815.25
n÷5
14410252.2
n2
5191384211690121
n3
3.7404577878776E+23
n4
2.6950470033385E+31
n5
1.9418153504481E+39
2 √n
8488.30142019
3 √n
416.11547005682
4 √n
92.131978271337
5 √n
37.284499467244
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72051260
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72051261 can be divided by 8 positive divisors.
The sum of these divisors (counting 72051261) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010110110101000111101
3
Ternary
12000120120202020
4
Quaternary
10102312220331
5
Quinary
121421120021
6
Senary
11052150353
8
Octal
422665075
10
Decimal
72051261
12
Duodecimal
201683b9
16
Hexadecimal
44b6a3d
20
Vigesimal
12a6831
36
Base36
16wb3x
md5
76526d70bc36737a2a5617e3dede1c7a
sha1
47351a68301500fd978e622972aa9bc2d7c1ab8e
sha256
ed03022ba07a77f86a2e0d33de016722e7c0e83724c1ce459b84ec29798faaea
sha512
8d49f1c1cbfc5f0bffbe56fdc8dbdf42cc36732e6fa835b59abd8a545cd8b76463be831bb1b878f92e4496049cffd157e0b609e3b9197da12b413082d0316217
ripemd-160
1fc2430c30611e1e82e4e96f0b43963d38147a1f
Diameter
144102522
Circumference
452711424.47896
Area
1.6309214501408E+16
Volume
1.5667992943279E+24
Surface area
6.5236858005631E+16
Circumference
452711424.47896
Perimeter
288205044
Area
5191384211690121
Diagonal
101895870.49228
Surface area
31148305270140726
Volume
3.7404577878776E+23
Space diagonal
124796444.80141
Perimeter
216153783
Area
2.2479353040645E+15
Altitude
62398222.400703
Surface area
2.2479353040645E+15
Volume
4.4081717775839E+22
Height
33965290.164095