72688907 is an odd 8-digits prime number following 72688906
and preceding 72688908 . In scientific notation, it is written as 7.2688907 × 10^7.
The sum of its digits is 47. It has a total of 1 prime factors and 2 positive divisors.
There are 72688906 positive integers (up to 72688907) that are relatively prime to 72688907.
72688907 has 2 divisors, whose sum is 72688908
The reverse of 72688907 is 70988627
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
seventy-two million six hundred eighty-eight thousand nine hundred seven
Scientific notation
7.2688907 × 10^7
Engineering notation
7.2688907 × 10^6
Prime Factorization
72688907
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
72688907
Product of the distinct prime numbers
The prime factorization of 72688907 is 72688907.
Since it has a total of 1 prime factors.
9 , 6 , 9 , 23 , 921 , 557 , 9695 , 4129 , 71642 , 98601 , 283308 , 492901 , 5986950 , 8645046 , 18615563 , 13763918 , 523291860 , 293284183 , 6137197199 , 2990871294
n×2
145377814
n×3
218066721
n×4
290755628
n×5
363444535
n÷2
36344453.5
n÷3
24229635.666667
n÷3
18172226.75
n÷5
14537781.4
n2
5283677200854649
n3
3.8406472067094E+23
n4
2.7917244762831E+31
n5
2.0292740082617E+39
2 √n
8525.7789673437
3 √n
417.33939248916
4 √n
92.335144811408
5 √n
37.350259859775
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
72688908
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
36344454
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8525.7790259894
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999724855
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72688907 can be divided by 2 positive divisors.
The sum of these divisors (counting 72688907) is 72688908, the average is 36344454.
Base
System
Value
2
Binary
100010101010010010100001011
3
Ternary
12001202222102202
4
Quaternary
10111102110023
5
Quinary
122102021112
6
Senary
11113550415
8
Octal
425222413
10
Decimal
72688907
12
Duodecimal
2041540b
16
Hexadecimal
455250b
20
Vigesimal
12e6257
36
Base36
179z4b
md5
54e259a0fd964216f599bf13fcd42d55
sha1
69e1022c8531675236ac7618af895005cd2c4bd2
sha256
a2851555261b1d0f9795ef2b1f6ee612119b892eb99dce84c4115291acc6aa91
sha512
1d5bb3cbc9cd686751e55bae23205f975708de2aff3545feeb219d4b71906a5798178f70e297c330c2f99401a3b410df231ff6643ed2b7e7c2f4b4be185a3216
ripemd-160
7b50128b9aaae93e861146c20d0729d7ecec3f02
Diameter
145377814
Circumference
456717872.45734
Area
1.6599161478145E+16
Volume
1.6087665399505E+24
Surface area
6.6396645912579E+16
Circumference
456717872.45734
Perimeter
290755628
Area
5283677200854649
Diagonal
102797638.11348
Surface area
31702063205127894
Volume
3.8406472067094E+23
Space diagonal
125900880.07065
Perimeter
218066721
Area
2.2878993406684E+15
Altitude
62950440.035325
Surface area
2.2878993406684E+15
Volume
4.5262461400157E+22
Height
34265879.371159