99842721 is an odd 8-digits composite number following 99842720
and preceding 99842722 . In scientific notation, it is written as 9.9842721 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 60350400 positive integers (up to 99842721) that are relatively prime to 99842721.
99842721 has 16 divisors, whose sum is 145610688
The reverse of 99842721 is 12724899
Previous prime number is 397
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
ninety-nine million eight hundred forty-two thousand seven hundred twenty-one
Scientific notation
9.9842721 × 10^7
Engineering notation
9.9842721 × 10^6
Prime Factorization
3 × 11 × 397 × 7621
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99842721
Product of the distinct prime numbers
The prime factorization of 99842721 is 3 × 11 × 397 × 7621.
Since it has a total of 4 prime factors.
9 , 4 , 46 , 41 , 626 , 235 , 2045 , 2634 , 98751 , 47709 , 980976 , 653463 , 651092 , 5522049 , 53730526 , 35725970 , 586300875 , 814533259 , 4249930878 , 8746450163
n×2
199685442
n×3
299528163
n×4
399370884
n×5
499213605
n÷2
49921360.5
n÷3
33280907
n÷3
24960680.25
n÷5
19968544.2
n2
9968568936683841
n3
9.9528904711459E+23
n4
9.9372366645418E+31
n5
9.9216074780882E+39
2 √n
9992.1329554805
3 √n
463.91541419128
4 √n
99.960657038059
5 √n
39.798186390091
1 , 3 , 11 , 33 , 397 , 1191 , 4367 , 7621 , 13101 , 22863 , 83831 , 251493 , 3025537 , 9076611 , 33280907 , 99842721
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
-99842720
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 99842721 can be divided by 16 positive divisors.
The sum of these divisors (counting 99842721) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111100110111101010100001
3
Ternary
20221212112110120
4
Quaternary
11330313222201
5
Quinary
201024431341
6
Senary
13523550453
8
Octal
574675241
10
Decimal
99842721
12
Duodecimal
2952b429
16
Hexadecimal
5f37aa1
20
Vigesimal
1b406g1
36
Base36
1nfz4x
md5
5146d64c3bfdd3ea0ae04a7002387a0b
sha1
4f5ea133827d5d65fa17be03b32c2ef302247120
sha256
e3903d33925820ca0d72f176162b8f17dc4d23fef47ebaacbfa2ad8629e61d30
sha512
e69e90f8d4a1fca0d5178a0abe713d19c2bdbd2eac73e26f09aab88ab3fac18edf653fac11c65e25865d3f96ed5a55c02a2a4ec0f9cab1cd47994864634c6a43
ripemd-160
7254a3bc313412e3b6eadb4f4b2c29ded4ce5eb1
Diameter
199685442
Circumference
627330317.61603
Area
3.1317182938289E+16
Volume
4.1690570114848E+24
Surface area
1.2526873175316E+17
Circumference
627330317.61603
Perimeter
399370884
Area
9968568936683841
Diagonal
141198930.14243
Surface area
59811413620103046
Volume
9.9528904711459E+23
Space diagonal
172932665.53792
Perimeter
299528163
Area
4.3165169692723E+15
Altitude
86466332.768962
Surface area
4.3165169692723E+15
Volume
1.172959390759E+23
Height
47066310.047478