99689990 is an even 8-digits composite number following 99689989
and preceding 99689991 . In scientific notation, it is written as 9.9689990 × 10^7.
The sum of its digits is 59. It has a total of 4 prime factors and 16 positive divisors.
There are 39824256 positive integers (up to 99689990) that are relatively prime to 99689990.
99689990 has 16 divisors, whose sum is 179674848
The reverse of 99689990 is 09998699
Previous prime number is 823
Is Prime? no
Number parity even
Number length 8
Sum of Digits 59
Digital Root 5
Name
ninety-nine million six hundred eighty-nine thousand nine hundred ninety
Scientific notation
9.9689990 × 10^7
Engineering notation
9.9689990 × 10^6
Prime Factorization
2 × 5 × 823 × 12113
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99689990
Product of the distinct prime numbers
The prime factorization of 99689990 is 2 × 5 × 823 × 12113.
Since it has a total of 4 prime factors.
3 , 9 , 33 , 51 , 652 , 931 , 5008 , 8596 , 86667 , 21507 , 818175 , 309048 , 3677693 , 7508665 , 45070297 , 6601877 , 942042525 , 103601595 , 6601578621 , 5379610146
n×2
199379980
n×3
299069970
n×4
398759960
n×5
498449950
n÷2
49844995
n÷3
33229996.666667
n÷3
24922497.5
n÷5
19937998
n2
9938094106200100
n3
9.9072850206615E+23
n4
9.8765714463689E+31
n5
9.845953087228E+39
2 √n
9984.4874680677
3 √n
463.67874053724
4 √n
99.922407237154
5 √n
39.78600294905
1 , 2 , 5 , 10 , 823 , 1646 , 4115 , 8230 , 12113 , 24226 , 60565 , 121130 , 9968999 , 19937998 , 49844995 , 99689990
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
-99689989
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 99689990 can be divided by 16 positive divisors.
The sum of these divisors (counting 99689990) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111100010010011000000110
3
Ternary
20221120202221212
4
Quaternary
11330102120012
5
Quinary
201010034430
6
Senary
13520411422
8
Octal
574223006
10
Decimal
99689990
12
Duodecimal
29476b72
16
Hexadecimal
5f12606
20
Vigesimal
1b314ja
36
Base36
1ncpae
md5
f64cd3edbbca67c4993e80cbf7232c3b
sha1
a3dbb6ad4e0eac7b329817bd676d5d48452618f4
sha256
9afa591fd480e01923882e175a1e8569f82d4f86439b784558a84ba91d17fd0f
sha512
4d24ac2afc96919678bcf40cb48dd0dfe894c361d286c0a626a6813d64dc45fec509f083fd28bdd38556e6065e85ab3b7b9f788d31b6bdc41a1f6c6a268dec63
ripemd-160
417f55102dd4955cce8e6c8043f6da6a47ac0ade
Diameter
199379980
Circumference
626370680.44088
Area
3.1221443434722E+16
Volume
4.1499538450574E+24
Surface area
1.2488577373889E+17
Circumference
626370680.44088
Perimeter
398759960
Area
9938094106200100
Diagonal
140982935.89084
Surface area
59628564637200600
Volume
9.9072850206615E+23
Space diagonal
172668127.68603
Perimeter
299069970
Area
4.3033209805848E+15
Altitude
86334063.843017
Surface area
4.3033209805848E+15
Volume
1.1675847368763E+23
Height
46994311.963613