99972947 is an odd 8-digits composite number following 99972946
and preceding 99972948 . In scientific notation, it is written as 9.9972947 × 10^7.
The sum of its digits is 56. It has a total of 3 prime factors and 8 positive divisors.
There are 95637024 positive integers (up to 99972947) that are relatively prime to 99972947.
99972947 has 8 divisors, whose sum is 104372400
The reverse of 99972947 is 74927999
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 56
Digital Root 2
Name
ninety-nine million nine hundred seventy-two thousand nine hundred forty-seven
Scientific notation
9.9972947 × 10^7
Engineering notation
9.9972947 × 10^6
Prime Factorization
29 × 109 × 31627
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
99972947
Product of the distinct prime numbers
The prime factorization of 99972947 is 29 × 109 × 31627.
Since it has a total of 3 prime factors.
2 , 3 , 34 , 89 , 790 , 272 , 9284 , 5988 , 33881 , 25418 , 953883 , 601938 , 816221 , 9490691 , 90985034 , 96821256 , 178998523 , 666402426 , 3719570484 , 7074806719
n×2
199945894
n×3
299918841
n×4
399891788
n×5
499864735
n÷2
49986473.5
n÷3
33324315.666667
n÷3
24993236.75
n÷5
19994589.4
n2
9994590131864809
n3
9.9918862953964E+23
n4
9.9891831903969E+31
n5
9.9864808166684E+39
2 √n
9998.6472585045
3 √n
464.11702328534
4 √n
99.993236063768
5 √n
39.808562823566
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
-99972946
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 99972947 can be divided by 8 positive divisors.
The sum of these divisors (counting 99972947) is 1, the average is 0.125.
Base
System
Value
2
Binary
101111101010111011101010011
3
Ternary
20222010011002202
4
Quaternary
11331113131103
5
Quinary
201043113242
6
Senary
13530433415
8
Octal
575273523
10
Decimal
99972947
12
Duodecimal
2959286b
16
Hexadecimal
5f57753
20
Vigesimal
1b4gc77
36
Base36
1nirmb
md5
638e777e3103d5d78383b8cc5a36da39
sha1
ce41e5b5ae079666fc398d6c936b7c1e077e9971
sha256
02b34492e7d09464d4e04fc8ce25d9af0930752612a13812c964d7714853997f
sha512
870a097a5a60606f3733df5f077632c462025f288b02af816477b9a233149c82573c7ba429c73e858c72179ab4618dbcea8f02f2c50a043c1f94135b65c01084
ripemd-160
84a4df989dde28349bc86f94b14ab3f7962181ff
Diameter
199945894
Circumference
628148551.70584
Area
3.1398930933908E+16
Volume
4.1853915441496E+24
Surface area
1.2559572373563E+17
Circumference
628148551.70584
Perimeter
399891788
Area
9994590131864809
Diagonal
141383097.51781
Surface area
59967540791188854
Volume
9.9918862953964E+23
Space diagonal
173158223.58639
Perimeter
299918841
Area
4.3277844773041E+15
Altitude
86579111.793195
Surface area
4.3277844773041E+15
Volume
1.17755509272E+23
Height
47127699.172602