99642788 is an even 8-digits composite number following 99642787
and preceding 99642789 . In scientific notation, it is written as 9.9642788 × 10^7.
The sum of its digits is 53. It has a total of 4 prime factors and 12 positive divisors.
There are 42704040 positive integers (up to 99642788) that are relatively prime to 99642788.
99642788 has 12 divisors, whose sum is 199285632
The reverse of 99642788 is 88724699
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 53
Digital Root 8
Name
ninety-nine million six hundred forty-two thousand seven hundred eighty-eight
Scientific notation
9.9642788 × 10^7
Engineering notation
9.9642788 × 10^6
Prime Factorization
2 × 2 × 7 × 3558671
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
49821394
Product of the distinct prime numbers
The prime factorization of 99642788 is 2 × 2 × 7 × 3558671.
Since it has a total of 4 prime factors.
5 , 6 , 87 , 40 , 417 , 821 , 7434 , 3138 , 47562 , 85788 , 583580 , 89784 , 8606757 , 6159224 , 31159527 , 5840601 , 973494117 , 295066413 , 9307585684 , 1790084681
n×2
199285576
n×3
298928364
n×4
398571152
n×5
498213940
n÷2
49821394
n÷3
33214262.666667
n÷3
24910697
n÷5
19928557.6
n2
9928685200412944
n3
9.8932187454348E+23
n4
9.8578789808899E+31
n5
9.8226654542247E+39
2 √n
9982.1234213969
3 √n
463.60554689911
4 √n
99.910577124731
5 √n
39.782234597398
1 , 2 , 4 , 7 , 14 , 28 , 3558671 , 7117342 , 14234684 , 24910697 , 49821394 , 99642788
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99642787
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99642788 can be divided by 12 positive divisors.
The sum of these divisors (counting 99642788) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101111100000110110110100100
3
Ternary
20221111101012122
4
Quaternary
11330012312210
5
Quinary
201002032123
6
Senary
13515405112
8
Octal
574066644
10
Decimal
99642788
12
Duodecimal
29453798
16
Hexadecimal
5f06da4
20
Vigesimal
1b2f6j8
36
Base36
1nbov8
md5
28fc4bb895a6fc368fc559bace2ad16b
sha1
852843a0479432759a37617c49341cc8753eed66
sha256
aaa09276533128f10ce99b2fd2fa1998d01baf16ab463bd998f7f266473b3a01
sha512
7e36635f3df180f0d29acddda8d023b2a47bc04f64a9f37e20faf2899a13e87efca9cbf6aa82c2b6f8209961e3a31f09a41fa6952a2022b95fea371a5a3a380e
ripemd-160
093e5a75f8ff6f98113f7799d978b256e4930b1e
Diameter
199285576
Circumference
626074101.52801
Area
3.1191884485423E+16
Volume
4.1440617774687E+24
Surface area
1.2476753794169E+17
Circumference
626074101.52801
Perimeter
398571152
Area
9928685200412944
Diagonal
140916182.18227
Surface area
59572111202477664
Volume
9.8932187454348E+23
Space diagonal
172586371.42381
Perimeter
298928364
Area
4.2992468048681E+15
Altitude
86293185.711907
Surface area
4.2992468048681E+15
Volume
1.1659270104431E+23
Height
46972060.727422