72649689 is an odd 8-digits composite number following 72649688
and preceding 72649690 . In scientific notation, it is written as 7.2649689 × 10^7.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 41442192 positive integers (up to 72649689) that are relatively prime to 72649689.
72649689 has 16 divisors, whose sum is 110896128
The reverse of 72649689 is 98694627
Previous prime number is 5347
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
seventy-two million six hundred forty-nine thousand six hundred eighty-nine
Scientific notation
7.2649689 × 10^7
Engineering notation
7.2649689 × 10^6
Prime Factorization
7 × 3 × 5347 × 647
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72649689
Product of the distinct prime numbers
The prime factorization of 72649689 is 7 × 3 × 5347 × 647.
Since it has a total of 4 prime factors.
4 , 8 , 32 , 32 , 719 , 706 , 136 , 5345 , 66293 , 52888 , 753169 , 438717 , 3689369 , 1379949 , 94976949 , 37253732 , 876486357 , 865505280 , 1922721951 , 6932962874
n×2
145299378
n×3
217949067
n×4
290598756
n×5
363248445
n÷2
36324844.5
n÷3
24216563
n÷3
18162422.25
n÷5
14529937.8
n2
5277977311796721
n3
3.8344341025109E+23
n4
2.7857044503841E+31
n5
2.0238056196632E+39
2 √n
8523.4786912387
3 √n
417.26432298452
4 √n
92.322687846697
5 √n
37.346228656728
1 , 3 , 7 , 21 , 647 , 1941 , 4529 , 5347 , 13587 , 16041 , 37429 , 112287 , 3459509 , 10378527 , 24216563 , 72649689
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72649688
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72649689 can be divided by 16 positive divisors.
The sum of these divisors (counting 72649689) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010101001000101111011001
3
Ternary
12001200222122020
4
Quaternary
10111020233121
5
Quinary
122044242224
6
Senary
11113045053
8
Octal
425105731
10
Decimal
72649689
12
Duodecimal
203b6789
16
Hexadecimal
4548bd9
20
Vigesimal
12e1449
36
Base36
1794ux
md5
4626f97b324a63cf933702f3aef24f78
sha1
8c5a91723a532c6da51d5e99f196b388f8996274
sha256
73f84fca36e1d6846fa89be6c028ab4e6190b93a4eafc085e05bff619506fdbd
sha512
298e69f992ab57fd4cf451e1decfa98fc72767727535bd9c3ed98b33ff1698d572f5c90ee6b8faa79f8d16644feb6de2724780073831864a201700bf2e6adb55
ripemd-160
3575cc153c81e4912587e462113f04903c94a967
Diameter
145299378
Circumference
456471458.49597
Area
1.6581254748554E+16
Volume
1.6061640009496E+24
Surface area
6.6325018994217E+16
Circumference
456471458.49597
Perimeter
290598756
Area
5277977311796721
Diagonal
102742175.48599
Surface area
31667863870780326
Volume
3.8344341025109E+23
Space diagonal
125832952.50208
Perimeter
217949067
Area
2.2854312163069E+15
Altitude
62916476.251039
Surface area
2.2854312163069E+15
Volume
4.5189239264973E+22
Height
34247391.828662