Base | Representation |
---|---|
bin | 1011111010011… |
… | …11100110111111 |
3 | 20222001112000002 |
4 | 11331033212333 |
5 | 201041101144 |
6 | 13530024515 |
7 | 2322324410 |
oct | 575174677 |
9 | 228045002 |
10 | 99940799 |
11 | 51461002 |
12 | 2957813b |
13 | 1792288a |
14 | d3b7807 |
15 | 8b9214e |
hex | 5f4f9bf |
99940799 has 4 divisors (see below), whose sum is σ = 114218064. Its totient is φ = 85663536.
The previous prime is 99940793. The next prime is 99940801. The reversal of 99940799 is 99704999.
It is a semiprime because it is the product of two primes.
It is a de Polignac number, because none of the positive numbers 2k-99940799 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (99940793) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7138622 + ... + 7138635.
It is an arithmetic number, because the mean of its divisors is an integer number (28554516).
Almost surely, 299940799 is an apocalyptic number.
99940799 is a deficient number, since it is larger than the sum of its proper divisors (14277265).
99940799 is a wasteful number, since it uses less digits than its factorization.
99940799 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 14277264.
The product of its (nonzero) digits is 1653372, while the sum is 56.
The square root of 99940799 is about 9997.0395117755. The cubic root of 99940799 is about 464.0672697133.
The spelling of 99940799 in words is "ninety-nine million, nine hundred forty thousand, seven hundred ninety-nine".
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