99918087 is an odd 8-digits composite number following 99918086
and preceding 99918088 . In scientific notation, it is written as 9.9918087 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 65673720 positive integers (up to 99918087) that are relatively prime to 99918087.
99918087 has 8 divisors, whose sum is 135100800
The reverse of 99918087 is 78081999
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
ninety-nine million nine hundred eighteen thousand eighty-seven
Scientific notation
9.9918087 × 10^7
Engineering notation
9.9918087 × 10^6
Prime Factorization
3 × 71 × 469099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99918087
Product of the distinct prime numbers
The prime factorization of 99918087 is 3 × 71 × 469099.
Since it has a total of 3 prime factors.
7 , 3 , 56 , 3 , 249 , 424 , 7015 , 8014 , 86638 , 99649 , 655894 , 687361 , 9897753 , 5994971 , 61902150 , 71477723 , 592923149 , 929561575 , 2791504739 , 1131651238
n×2
199836174
n×3
299754261
n×4
399672348
n×5
499590435
n÷2
49959043.5
n÷3
33306029
n÷3
24979521.75
n÷5
19983617.4
n2
9983624109739569
n3
9.9754462237226E+23
n4
9.9672750364573E+31
n5
9.9591105424567E+39
2 √n
9995.9035109389
3 √n
464.03211325253
4 √n
99.979515456612
5 √n
39.80419288681
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
-99918086
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 99918087 can be divided by 8 positive divisors.
The sum of these divisors (counting 99918087) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111101001010000100000111
3
Ternary
20222000100211220
4
Quaternary
11331022010013
5
Quinary
201034334322
6
Senary
13525331423
8
Octal
575120407
10
Decimal
99918087
12
Duodecimal
29566b73
16
Hexadecimal
5f4a107
20
Vigesimal
1b49f47
36
Base36
1nhlaf
md5
ad2cd9d3fa01612c97f905a6e78c149a
sha1
7142a7f1c4a1870e046e5e7b39bdb3a3e2a44285
sha256
e8dfefe9926c613428651a22cb208a5f73ae01127833b3782e558f87b65aae18
sha512
5112c65974a1976fb1237fa358f658e03ebd3d5a61edada2b8541aac5c6b8e3012816c0c04dabf34b017d1c893d12ea7a8f8fda0abf73444bc67c98ff0847ac2
ripemd-160
e007bcfd7f55f6fc3e6c2dbb1889bc0956be81d9
Diameter
199836174
Circumference
627803856.15989
Area
3.136448015936E+16
Volume
4.1785051430302E+24
Surface area
1.2545792063744E+17
Circumference
627803856.15989
Perimeter
399672348
Area
9983624109739569
Diagonal
141305513.76177
Surface area
59901744658437414
Volume
9.9754462237226E+23
Space diagonal
173063203.27909
Perimeter
299754261
Area
4.3230360504346E+15
Altitude
86531601.639544
Surface area
4.3230360504346E+15
Volume
1.1756176116927E+23
Height
47101837.920592