99661421 is an odd 8-digits prime number following 99661420
and preceding 99661422 . In scientific notation, it is written as 9.9661421 × 10^7.
The sum of its digits is 38. It has a total of 1 prime factors and 2 positive divisors.
There are 99661420 positive integers (up to 99661421) that are relatively prime to 99661421.
99661421 has 2 divisors, whose sum is 99661422
The reverse of 99661421 is 12416699
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
ninety-nine million six hundred sixty-one thousand four hundred twenty-one
Scientific notation
9.9661421 × 10^7
Engineering notation
9.9661421 × 10^6
Prime Factorization
99661421
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
99661421
Product of the distinct prime numbers
The prime factorization of 99661421 is 99661421.
Since it has a total of 1 prime factors.
8 , 8 , 96 , 41 , 887 , 811 , 1516 , 9123 , 64724 , 12249 , 252894 , 362371 , 8520177 , 8881032 , 66741068 , 1504310 , 503029254 , 807110527 , 4214009715 , 9238461758
n×2
199322842
n×3
298984263
n×4
398645684
n×5
498307105
n÷2
49830710.5
n÷3
33220473.666667
n÷3
24915355.25
n÷5
19932284.2
n2
9932398835739241
n3
9.8987698190852E+23
n4
9.8652546632194E+31
n5
9.8318529826332E+39
2 √n
9983.0566962229
3 √n
463.63444286483
4 √n
99.915247566239
5 √n
39.783722325617
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
99661422
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
49830711
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
9983.0567463077
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999799321
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99661421 can be divided by 2 positive divisors.
The sum of these divisors (counting 99661421) is 99661422, the average is 49830711.
Base
System
Value
2
Binary
101111100001011011001101101
3
Ternary
20221112022202202
4
Quaternary
11330023121231
5
Quinary
201003131141
6
Senary
13520031245
8
Octal
574133155
10
Decimal
99661421
12
Duodecimal
29462525
16
Hexadecimal
5f0b66d
20
Vigesimal
1b2hdb1
36
Base36
1nc38t
md5
7f84cd3ba33a438402acce2c1157c69b
sha1
5161405f0b936a5180a648d111c56ee606450419
sha256
74b66d849c62576624284237e659243f16a46665e82f6af973212aeac52bad90
sha512
a3dd69e6986bdeb66f8c62f9a364bf4f3c7f2f6ee61f039177a34131e24587443df8d14d986ae6f57f94bd3261236216bdf175212c4312f96715b1b0c8cfd0c5
ripemd-160
a5b2ebd4e0a7fc7ec851902813471399f4757111
Diameter
199322842
Circumference
626191176.11984
Area
3.1203551214882E+16
Volume
4.1463870057619E+24
Surface area
1.2481420485953E+17
Circumference
626191176.11984
Perimeter
398645684
Area
9932398835739241
Diagonal
140942533.22357
Surface area
59594393014435446
Volume
9.8987698190852E+23
Space diagonal
172618644.72651
Perimeter
298984263
Area
4.3008548561346E+15
Altitude
86309322.363256
Surface area
4.3008548561346E+15
Volume
1.1665812107466E+23
Height
46980844.407858