99972942 is an even 8-digits composite number following 99972941
and preceding 99972943 . In scientific notation, it is written as 9.9972942 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 33324312 positive integers (up to 99972942) that are relatively prime to 99972942.
99972942 has 8 divisors, whose sum is 199945896
The reverse of 99972942 is 24927999
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 51
Digital Root 6
Name
ninety-nine million nine hundred seventy-two thousand nine hundred forty-two
Scientific notation
9.9972942 × 10^7
Engineering notation
9.9972942 × 10^6
Prime Factorization
2 × 3 × 16662157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99972942
Product of the distinct prime numbers
The prime factorization of 99972942 is 2 × 3 × 16662157.
Since it has a total of 3 prime factors.
3 , 4 , 27 , 81 , 124 , 527 , 2745 , 7834 , 32295 , 48291 , 380088 , 296591 , 9221567 , 5701577 , 50998939 , 50722658 , 395805487 , 174917795 , 5316713517 , 9372515216
n×2
199945884
n×3
299918826
n×4
399891768
n×5
499864710
n÷2
49986471
n÷3
33324314
n÷3
24993235.5
n÷5
19994588.4
n2
9994589132135364
n3
9.991884796208E+23
n4
9.9891811920198E+31
n5
9.9864783193729E+39
2 √n
9998.6470084707
3 √n
464.11701554797
4 √n
99.993234813515
5 √n
39.808562425373
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99972941
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99972942 can be divided by 8 positive divisors.
The sum of these divisors (counting 99972942) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111101010111011101001110
3
Ternary
20222010011002120
4
Quaternary
11331113131032
5
Quinary
201043113232
6
Senary
13530433410
8
Octal
575273516
10
Decimal
99972942
12
Duodecimal
29592866
16
Hexadecimal
5f5774e
20
Vigesimal
1b4gc72
36
Base36
1nirm6
md5
fb7d35b6b0516fd19be1388a82e15123
sha1
fc06df8cbb3cabb9c9c7121a4f4dea6feae62b43
sha256
53e0c3f21394311c0b140b0cb3a587e65eefb479cf53e22d63769db50ce86440
sha512
cec192adee4fc5dfc985f1ca6484eac4409511e95c21c5c18fe488cdcb0d2186dbaab09f6d4d384fd122e3fcf07f3dc7fc1d7068ca5bf1d79d69909a03dba608
ripemd-160
26d1acce8edca5fb0773e83a10e743bb39c65375
Diameter
199945884
Circumference
628148520.28992
Area
3.1398927793165E+16
Volume
4.185390916171E+24
Surface area
1.2559571117266E+17
Circumference
628148520.28992
Perimeter
399891768
Area
9994589132135364
Diagonal
141383090.44674
Surface area
59967534792812184
Volume
9.991884796208E+23
Space diagonal
173158214.92614
Perimeter
299918826
Area
4.3277840444085E+15
Altitude
86579107.463068
Surface area
4.3277840444085E+15
Volume
1.1775549160389E+23
Height
47127696.81558