99971661 is an odd 8-digits composite number following 99971660
and preceding 99971662 . In scientific notation, it is written as 9.9971661 × 10^7.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 66647772 positive integers (up to 99971661) that are relatively prime to 99971661.
99971661 has 4 divisors, whose sum is 133295552
The reverse of 99971661 is 16617999
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 48
Digital Root 3
Name
ninety-nine million nine hundred seventy-one thousand six hundred sixty-one
Scientific notation
9.9971661 × 10^7
Engineering notation
9.9971661 × 10^6
Prime Factorization
3 × 33323887
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99971661
Product of the distinct prime numbers
The prime factorization of 99971661 is 3 × 33323887.
Since it has a total of 2 prime factors.
2 , 3 , 71 , 40 , 595 , 471 , 3991 , 473 , 6333 , 31163 , 869647 , 918559 , 7378769 , 8709391 , 38236298 , 89554054 , 30028295 , 213738313 , 7031874596 , 8666078974
n×2
199943322
n×3
299914983
n×4
399886644
n×5
499858305
n÷2
49985830.5
n÷3
33323887
n÷3
24992915.25
n÷5
19994332.2
n2
9994333003098921
n3
9.9915007090692E+23
n4
9.9886692176832E+31
n5
9.9858385287136E+39
2 √n
9998.5829495984
3 √n
464.11503322347
4 √n
99.99291449697
5 √n
39.808460407709
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-99971660
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 99971661 can be divided by 4 positive divisors.
The sum of these divisors (counting 99971661) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111101010111001001001101
3
Ternary
20222010002100010
4
Quaternary
11331113021031
5
Quinary
201043043121
6
Senary
13530423433
8
Octal
575271115
10
Decimal
99971661
12
Duodecimal
29591b79
16
Hexadecimal
5f5724d
20
Vigesimal
1b4g931
36
Base36
1niqml
md5
f40e97a86ae7e9d6a070dbfe8983a655
sha1
94b0bf19a24e3cd7ee99765d16736f7aa1460836
sha256
42c0d599555416facb59a053cf273c6e24f5e4fe4701e7adfea5b00aff2ae240
sha512
d353ba97c5b0e0c244f8419bff7b05457ee54d11b0937ac9af635320c7f63bdfe46788e0898b0fe19181fe52aca7224690b5eda4679b8e08b62a9f8456a859ad
ripemd-160
3be7ac7639a80d35e0ea2cefe0eed66a34dceefd
Diameter
199943322
Circumference
628140471.52954
Area
3.1398123140066E+16
Volume
4.1852300301265E+24
Surface area
1.2559249256026E+17
Circumference
628140471.52954
Perimeter
399886644
Area
9994333003098921
Diagonal
141381278.83917
Surface area
59965998018593526
Volume
9.9915007090692E+23
Space diagonal
173155996.16905
Perimeter
299914983
Area
4.3276731372824E+15
Altitude
86577998.084526
Surface area
4.3276731372824E+15
Volume
1.1775096509355E+23
Height
47127092.946388