72661507 is an odd 8-digits composite number following 72661506
and preceding 72661508 . In scientific notation, it is written as 7.2661507 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 72589320 positive integers (up to 72661507) that are relatively prime to 72661507.
72661507 has 4 divisors, whose sum is 72733696
The reverse of 72661507 is 70516627
Previous prime number is 1021
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million six hundred sixty-one thousand five hundred seven
Scientific notation
7.2661507 × 10^7
Engineering notation
7.2661507 × 10^6
Prime Factorization
1021 × 71167
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72661507
Product of the distinct prime numbers
The prime factorization of 72661507 is 1021 × 71167.
Since it has a total of 2 prime factors.
10 , 10 , 6 , 94 , 729 , 770 , 8604 , 6938 , 43573 , 91516 , 643160 , 844137 , 3245127 , 7257488 , 7690990 , 17003644 , 753413836 , 61193101 , 1847101213 , 792243748
n×2
145323014
n×3
217984521
n×4
290646028
n×5
363307535
n÷2
36330753.5
n÷3
24220502.333333
n÷3
18165376.75
n÷5
14532301.4
n2
5279694599511049
n3
3.8363056610023E+23
n4
2.7875175064106E+31
n5
2.0254522280468E+39
2 √n
8524.1719245919
3 √n
417.28694736402
4 √n
92.326442174449
5 √n
37.347443607599
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
-72661506
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 72661507 can be divided by 4 positive divisors.
The sum of these divisors (counting 72661507) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101001011101000000011
3
Ternary
12001201120211221
4
Quaternary
10111023220003
5
Quinary
122100132012
6
Senary
11113215511
8
Octal
425135003
10
Decimal
72661507
12
Duodecimal
20401597
16
Hexadecimal
454ba03
20
Vigesimal
12e2df7
36
Base36
179dz7
md5
dc36ae9248fc5a1a24d44ca424631dce
sha1
361dab887a609c11bcbd5c699cf13fc69feadb56
sha256
34f6229c31962d1efa94c23b1f6b244eadf5b4447dd4dcc839e7b46c6a2580ce
sha512
11a85e9e888df075f4f8038e09ef3a4949faf4443733f9bc0e752caa419ccad9a94b69de2243e29afefe01698bd9ffea2d57c8e028a3069a0831b6dc3e89fa06
ripemd-160
5a60024b4c0f3e5256349c9027a2c0083efb7526
Diameter
145323014
Circumference
456545713.17993
Area
1.6586649767022E+16
Volume
1.6069479575373E+24
Surface area
6.6346599068086E+16
Circumference
456545713.17993
Perimeter
290646028
Area
5279694599511049
Diagonal
102758888.66187
Surface area
31678167597066294
Volume
3.8363056610023E+23
Space diagonal
125853421.87852
Perimeter
217984521
Area
2.2861748237E+15
Altitude
62926710.939261
Surface area
2.2861748237E+15
Volume
4.5211295793318E+22
Height
34252962.887289