99971997 is an odd 8-digits composite number following 99971996
and preceding 99971998 . In scientific notation, it is written as 9.9971997 × 10^7.
The sum of its digits is 60. It has a total of 4 prime factors and 16 positive divisors.
There are 65683584 positive integers (up to 99971997) that are relatively prime to 99971997.
99971997 has 16 divisors, whose sum is 135240000
The reverse of 99971997 is 79917999
Previous prime number is 149
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 60
Digital Root 6
Name
ninety-nine million nine hundred seventy-one thousand nine hundred ninety-seven
Scientific notation
9.9971997 × 10^7
Engineering notation
9.9971997 × 10^6
Prime Factorization
3 × 139 × 149 × 1609
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
99971997
Product of the distinct prime numbers
The prime factorization of 99971997 is 3 × 139 × 149 × 1609.
Since it has a total of 4 prime factors.
4 , 3 , 28 , 79 , 250 , 630 , 8602 , 8502 , 50774 , 4177 , 812699 , 850581 , 1833482 , 5721694 , 19359022 , 84054607 , 476181413 , 723525129 , 2937229376 , 4193251787
n×2
199943994
n×3
299915991
n×4
399887988
n×5
499859985
n÷2
49985998.5
n÷3
33323999
n÷3
24992999.25
n÷5
19994399.4
n2
9994400184168009
n3
9.9916014522844E+23
n4
9.9888035041298E+31
n5
9.9860063394845E+39
2 √n
9998.5997519653
3 √n
464.11555317907
4 √n
99.992998514722
5 √n
39.808487166542
1 , 3 , 139 , 149 , 417 , 447 , 1609 , 4827 , 20711 , 62133 , 223651 , 239741 , 670953 , 719223 , 33323999 , 99971997
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
-99971996
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 99971997 can be divided by 16 positive divisors.
The sum of these divisors (counting 99971997) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101111101010111001110011101
3
Ternary
20222010002210120
4
Quaternary
11331113032131
5
Quinary
201043100442
6
Senary
13530425153
8
Octal
575271635
10
Decimal
99971997
12
Duodecimal
295921b9
16
Hexadecimal
5f5739d
20
Vigesimal
1b4g9jh
36
Base36
1niqvx
md5
2945ee6f76f99ec22440f05d5d7b1551
sha1
5fd358030834d03ab88b143d4f4f28d497680d45
sha256
a24d175d8c59783efe8e334b82ddde675771ab3e8036c213c563d90313ea11ee
sha512
c0cbd075970d2f46b0cd6acb8efab43614381deea7d9925d0e830d0855d5dd6d64c01a3f59e3234d7bc666507b5150a43b8947d614dd5ef616117c45e2c223ce
ripemd-160
c5ebed907f669f3caede124943dd4c73a581ffd3
Diameter
199943994
Circumference
628142582.6798
Area
3.1398334195619E+16
Volume
4.1852722293459E+24
Surface area
1.2559333678247E+17
Circumference
628142582.6798
Perimeter
399887988
Area
9994400184168009
Diagonal
141381754.01492
Surface area
59966401105008054
Volume
9.9916014522844E+23
Space diagonal
173156578.13812
Perimeter
299915991
Area
4.3277022275387E+15
Altitude
86578289.069062
Surface area
4.3277022275387E+15
Volume
1.1775215236373E+23
Height
47127251.338307