99697921 is an odd 8-digits composite number following 99697920
and preceding 99697922 . In scientific notation, it is written as 9.9697921 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 16 positive divisors.
There are 92343888 positive integers (up to 99697921) that are relatively prime to 99697921.
99697921 has 16 divisors, whose sum is 107315200
The reverse of 99697921 is 12979699
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
ninety-nine million six hundred ninety-seven thousand nine hundred twenty-one
Scientific notation
9.9697921 × 10^7
Engineering notation
9.9697921 × 10^6
Prime Factorization
19 × 523 × 79 × 127
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99697921
Product of the distinct prime numbers
The prime factorization of 99697921 is 19 × 523 × 79 × 127.
Since it has a total of 4 prime factors.
2 , 10 , 80 , 80 , 916 , 647 , 6580 , 853 , 87702 , 20913 , 797473 , 464151 , 6653070 , 4769286 , 32108794 , 94397351 , 114178113 , 876006400 , 4923453736 , 4752336193
n×2
199395842
n×3
299093763
n×4
398791684
n×5
498489605
n÷2
49848960.5
n÷3
33232640.333333
n÷3
24924480.25
n÷5
19939584.2
n2
9939675451722241
n3
9.9096497795144E+23
n4
9.879714808557E+31
n5
9.8498702648604E+39
2 √n
9984.8846262739
3 √n
463.69103645105
4 √n
99.924394550449
5 √n
39.786635976997
1 , 19 , 79 , 127 , 523 , 1501 , 2413 , 9937 , 10033 , 41317 , 66421 , 190627 , 785023 , 1261999 , 5247259 , 99697921
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
-99697920
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 99697921 can be divided by 16 positive divisors.
The sum of these divisors (counting 99697921) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111100010100010100000001
3
Ternary
20221121011211121
4
Quaternary
11330110110001
5
Quinary
201010313141
6
Senary
13520512241
8
Octal
574242401
10
Decimal
99697921
12
Duodecimal
2947b681
16
Hexadecimal
5f14501
20
Vigesimal
1b324g1
36
Base36
1ncvep
md5
3d76d7fd886ea7c671090583a9ef8a16
sha1
7ddb7519fc8ffff9754b1db60e4602aeae45ec7b
sha256
c5baec65896cb4b74c324d65f796556792d88f44f3ce72bfed30a7659d8548c5
sha512
055faa6a1dec60d8666e4d789adcd54e6b742be45b38dcdc622227ebf79c2495588f8d96fabd96679b4f931b8bbb19a9ed77ea8f00359e50253a5b9c5a76337a
ripemd-160
9854563b1025511296041cc1924eb7023008e110
Diameter
199395842
Circumference
626420512.38355
Area
3.1226411378197E+16
Volume
4.1509443929294E+24
Surface area
1.2490564551279E+17
Circumference
626420512.38355
Perimeter
398791684
Area
9939675451722241
Diagonal
140994152.0186
Surface area
59638052710333446
Volume
9.9096497795144E+23
Space diagonal
172681864.58099
Perimeter
299093763
Area
4.304005723282E+15
Altitude
86340932.290494
Surface area
4.304005723282E+15
Volume
1.1678634263797E+23
Height
46998050.672867