99121531 is an odd 8-digits composite number following 99121530
and preceding 99121532 . In scientific notation, it is written as 9.9121531 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 99045064 positive integers (up to 99121531) that are relatively prime to 99121531.
99121531 has 4 divisors, whose sum is 99198000
The reverse of 99121531 is 13512199
Previous prime number is 1319
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
ninety-nine million one hundred twenty-one thousand five hundred thirty-one
Scientific notation
9.9121531 × 10^7
Engineering notation
9.9121531 × 10^6
Prime Factorization
1319 × 75149
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99121531
Product of the distinct prime numbers
The prime factorization of 99121531 is 1319 × 75149.
Since it has a total of 2 prime factors.
3 , 3 , 1 , 90 , 920 , 685 , 1150 , 869 , 88298 , 37308 , 339778 , 764428 , 1947128 , 8435091 , 65207421 , 86706961 , 472184368 , 543060531 , 7830462234 , 3239356484
n×2
198243062
n×3
297364593
n×4
396486124
n×5
495607655
n÷2
49560765.5
n÷3
33040510.333333
n÷3
24780382.75
n÷5
19824306.2
n2
9825077907783961
n3
9.7387676441382E+23
n4
9.6532155894024E+31
n5
9.5684150829464E+39
2 √n
9955.9796604855
3 √n
462.7957199114
4 √n
99.779655544031
5 √n
39.740525012357
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
-99121530
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 99121531 can be divided by 4 positive divisors.
The sum of these divisors (counting 99121531) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111010000111100101111011
3
Ternary
20220111220011211
4
Quaternary
11322013211323
5
Quinary
200333342111
6
Senary
13500303551
8
Octal
572074573
10
Decimal
99121531
12
Duodecimal
29241bb7
16
Hexadecimal
5e8797b
20
Vigesimal
1aja3gb
36
Base36
1n0inv
md5
1938f3392bb32a9870cc02b26d6198f2
sha1
700e4fda3785933755ae7d0193976a233449a48e
sha256
56485b2c1a068140713b7907ce6b0d4ecd70906a3332fc7302857746dee82f0b
sha512
d260466918532fa41048d0ee29f9963cfc70108db54e052b5453afd539a862a620c8372524bf61edca65664a55be9b3c44076358f5016a5afacb19391b3358c6
ripemd-160
c736b1bce81a0be09951ab3a8ed4f8b2cb242080
Diameter
198243062
Circumference
622798947.20435
Area
3.0866392576041E+16
Volume
4.0793654514457E+24
Surface area
1.2346557030417E+17
Circumference
622798947.20435
Perimeter
396486124
Area
9825077907783961
Diagonal
140179013.46339
Surface area
58950467446703766
Volume
9.7387676441382E+23
Space diagonal
171683527.81601
Perimeter
297364593
Area
4.2543835311511E+15
Altitude
85841763.908007
Surface area
4.2543835311511E+15
Volume
1.147724773595E+23
Height
46726337.821128