99687972 is an even 8-digits composite number following 99687971
and preceding 99687973 . In scientific notation, it is written as 9.9687972 × 10^7.
The sum of its digits is 57. It has a total of 4 prime factors and 12 positive divisors.
There are 33229320 positive integers (up to 99687972) that are relatively prime to 99687972.
99687972 has 12 divisors, whose sum is 232605296
The reverse of 99687972 is 27978699
Previous prime number is 3
Is Prime? no Number parity even Number length 8 Sum of Digits 57 Digital Root 3
Name
ninety-nine million six hundred eighty-seven thousand nine hundred seventy-two
Scientific notation
9.9687972 × 10^7
Engineering notation
9.9687972 × 10^6
Prime Factorization
2 × 2 × 3 × 8307331
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
49843986 Product of the distinct prime numbers
The prime factorization of 99687972 is 2 × 2 × 3 × 8307331.
Since it has a total of 4 prime factors.
5 , 6 , 73 , 69 , 895 , 439 , 239 , 4642 , 90576 , 20410 , 335393 , 671817 , 1675301 , 125318 , 18303911 , 89032270 , 746999902 , 790987325 , 3840456860 , 8473356931
n×2
199375944
n×3
299063916
n×4
398751888
n×5
498439860
n÷2
49843986
n÷3
33229324
n÷3
24921993
n÷5
19937594.4
n2
9937691761472784
n3
9.9066833806233E+23
n4
9.8757717546044E+31
n5
9.8449565815139E+39
2 √n9984.3864107916
3 √n463.67561180448
4 √n99.921901557124
5 √n39.785841872087
1 , 2 , 3 , 4 , 6 , 12 , 8307331 , 16614662 , 24921993 , 33229324 , 49843986 , 99687972
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
-99687971 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 99687972 can be divided by 12 positive divisors.
The sum of these divisors (counting 99687972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101111100010001111000100100
3
Ternary
20221120200012010
4
Quaternary
11330101320210
5
Quinary
201010003342
6
Senary
13520354220
8
Octal
574217044
10
Decimal
99687972
12
Duodecimal
29475970
16
Hexadecimal
5f11e24
20
Vigesimal
1b30jic
36
Base36
1ncnqc
md5
cc01cfbcf7678d5ab92a5dc01a86c9ed
sha1
fe9c1c93db0e39b77c8b1df993a3e380901cafcf
sha256
53c21b32121afb2790a581f5a5a2b371e723a03d2444b56a90f2008093ae3bb8
sha512
8e7890d1237d5737237cd4214aaedce33feac67638ac507dc317f5e1e9bf03285de20a634874de7a232ae9f3c466633cecc948de8208b15b39dfaab8c7b536a9
ripemd-160
18b8f6767b543ffcceb6a25f35452864f1e3bfdb
Diameter
199375944
Circumference
626358000.97293
Area
3.1220179431483E+16
Volume
4.1497018306675E+24
Surface area
1.2488071772593E+17
Circumference
626358000.97293
Perimeter
398751888
Area
9937691761472784
Diagonal
140980082.00787
Surface area
59626150568836704
Volume
9.9066833806233E+23
Space diagonal
172664632.4075
Perimeter
299063916
Area
4.3031467602074E+15
Altitude
86332316.203752
Surface area
4.3031467602074E+15
Volume
1.1675138329178E+23
Height
46993360.66929