99971538 is an even 8-digits composite number following 99971537
and preceding 99971539 . In scientific notation, it is written as 9.9971538 × 10^7.
The sum of its digits is 51. It has a total of 5 prime factors and 32 positive divisors.
There are 32501760 positive integers (up to 99971538) that are relatively prime to 99971538.
99971538 has 32 divisors, whose sum is 204906240
The reverse of 99971538 is 83517999
Previous prime number is 461
Is Prime? no Number parity even Number length 8 Sum of Digits 51 Digital Root 6
Name
ninety-nine million nine hundred seventy-one thousand five hundred thirty-eight
Scientific notation
9.9971538 × 10^7
Engineering notation
9.9971538 × 10^6
Prime Factorization
2 × 47 × 3 × 461 × 769
Composite number
ω Distinct Factors
5 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
99971538 Product of the distinct prime numbers
The prime factorization of 99971538 is 2 × 47 × 3 × 461 × 769.
Since it has a total of 5 prime factors.
6 , 7 , 78 , 44 , 678 , 65 , 2941 , 3870 , 16670 , 31466 , 120915 , 368386 , 6708927 , 6987685 , 57824661 , 60934426 , 920019564 , 897237339 , 2425257121 , 7163502131
n×2
199943076
n×3
299914614
n×4
399886152
n×5
499857690
n÷2
49985769
n÷3
33323846
n÷3
24992884.5
n÷5
19994307.6
n2
9994308410085444
n3
9.9914638300258E+23
n4
9.9886200595905E+31
n5
9.9857770985491E+39
2 √n9998.5767987249
3 √n464.11484288229
4 √n99.992883740419
5 √n39.808450612047
1 , 2 , 3 , 6 , 47 , 94 , 141 , 282 , 461 , 769 , 922 , 1383 , 1538 , 2307 , 2766 , 4614 , 21667 , 36143 , 43334 , 65001 , 72286 , 108429 , 130002 , 216858 , 354509 , 709018 , 1063527 , 2127054 , 16661923 , 33323846 , 49985769 , 99971538
32 divisors
τ Total Divisors
32 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-99971537 Sum of the proper positive divisors of n
A Arithmetic Mean
0.03125 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
32 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99971538 can be divided by 32 positive divisors.
The sum of these divisors (counting 99971538) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101111101010111000111010010
3
Ternary
20222010002011120
4
Quaternary
11331113013102
5
Quinary
201043042123
6
Senary
13530423110
8
Octal
575270722
10
Decimal
99971538
12
Duodecimal
29591a96
16
Hexadecimal
5f571d2
20
Vigesimal
1b4g8gi
36
Base36
1niqj6
md5
ffe7fb5d2e3a30d5e2b9a2a0f04a4f4b
sha1
4bff304f883f014033e51d99e41b766d86566381
sha256
0a6532f40fcf8366ae61f2ebd4b02c658691f9db92e5d9a0d3d03ef28e3fcea3
sha512
a2b50393a7965b5eb2f7c6e30b11b2ba1bd370573eef076485793d52b41cccf58a1142135350589f7c7f1038b85275badc71ae612f19c540d75778af227504e4
ripemd-160
0d7fce1a1291bfd57dc54eceb563a1dc9d9d13ac
Diameter
199943076
Circumference
628139698.69775
Area
3.1398045878835E+16
Volume
4.1852145822689E+24
Surface area
1.2559218351534E+17
Circumference
628139698.69775
Perimeter
399886152
Area
9994308410085444
Diagonal
141381104.8909
Surface area
59965850460512664
Volume
9.9914638300258E+23
Space diagonal
173155783.1268
Perimeter
299914614
Area
4.3276624881952E+15
Altitude
86577891.563401
Surface area
4.3276624881952E+15
Volume
1.1775053046986E+23
Height
47127034.963632