99897731 is an odd 8-digits composite number following 99897730
and preceding 99897732 . In scientific notation, it is written as 9.9897731 × 10^7.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 99873264 positive integers (up to 99897731) that are relatively prime to 99897731.
99897731 has 4 divisors, whose sum is 99922200
The reverse of 99897731 is 13779899
Previous prime number is 5179
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 53
Digital Root 8
Name
ninety-nine million eight hundred ninety-seven thousand seven hundred thirty-one
Scientific notation
9.9897731 × 10^7
Engineering notation
9.9897731 × 10^6
Prime Factorization
5179 × 19289
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
99897731
Product of the distinct prime numbers
The prime factorization of 99897731 is 5179 × 19289.
Since it has a total of 2 prime factors.
3 , 1 , 49 , 87 , 404 , 507 , 3556 , 8411 , 22043 , 24635 , 183358 , 818521 , 5093940 , 5344397 , 68407948 , 7297794 , 443489695 , 876476023 , 9833563624 , 8476802848
n×2
199795462
n×3
299693193
n×4
399590924
n×5
499488655
n÷2
49948865.5
n÷3
33299243.666667
n÷3
24974432.75
n÷5
19979546.2
n2
9979556658948361
n3
9.9693506661488E+23
n4
9.9591551109161E+31
n5
9.9489699825757E+39
2 √n
9994.8852419625
3 √n
464.00059917432
4 √n
99.974422938882
5 √n
39.802570917833
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
-99897730
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 99897731 can be divided by 4 positive divisors.
The sum of these divisors (counting 99897731) is 1, the average is 0.25.
Base
System
Value
2
Binary
101111101000101000110000011
3
Ternary
20221222022220222
4
Quaternary
11331011012003
5
Quinary
201033211411
6
Senary
13525053255
8
Octal
575050603
10
Decimal
99897731
12
Duodecimal
2955722b
16
Hexadecimal
5f45183
20
Vigesimal
1b4746b
36
Base36
1nh5kz
md5
e600a52351a8998224af2f0225f5a18e
sha1
85561c22ab21ce82d5bedcded9eaccb42b0d3a03
sha256
4aaaeeceac42af5a468797838f22476c5a8a6a568ec09f14e59bbce81b402b0c
sha512
94f9c4a10d7a89ef3c4bce8af0d6978669aaaf8a8c8627a28a83927b439f17c4f776b26f534f069e10284c6db24a4cb07b0c0a3ebeae7c07ebb5d7c6b3721c53
ripemd-160
4b65f11de7a83a982b8d52680d60633174310b30
Diameter
199795462
Circumference
627675955.63978
Area
3.1351701885835E+16
Volume
4.1759518418445E+24
Surface area
1.2540680754334E+17
Circumference
627675955.63978
Perimeter
399590924
Area
9979556658948361
Diagonal
141276726.0305
Surface area
59877339953690166
Volume
9.9693506661488E+23
Space diagonal
173027945.65285
Perimeter
299693193
Area
4.3212747925777E+15
Altitude
86513972.826424
Surface area
4.3212747925777E+15
Volume
1.1748992433434E+23
Height
47092242.010166