Base | Representation |
---|---|
bin | 1011111010111… |
… | …01111010010111 |
3 | 20222011111100212 |
4 | 11331131322113 |
5 | 201044440013 |
6 | 13531200035 |
7 | 2322660251 |
oct | 575357227 |
9 | 228144325 |
10 | 99999383 |
11 | 514a1020 |
12 | 295a601b |
13 | 17943443 |
14 | d3d0cd1 |
15 | 8ba46a8 |
hex | 5f5de97 |
99999383 has 4 divisors (see below), whose sum is σ = 109090248. Its totient is φ = 90908520.
The previous prime is 99999373. The next prime is 99999401. The reversal of 99999383 is 38399999.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-99999383 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 (99999323) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4545416 + ... + 4545437.
It is an arithmetic number, because the mean of its divisors is an integer number (27272562).
Almost surely, 299999383 is an apocalyptic number.
99999383 is a deficient number, since it is larger than the sum of its proper divisors (9090865).
99999383 is a wasteful number, since it uses less digits than its factorization.
99999383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 9090864.
The product of its digits is 4251528, while the sum is 59.
The square root of 99999383 is about 9999.9691499524. The cubic root of 99999383 is about 464.1579287392.
The spelling of 99999383 in words is "ninety-nine million, nine hundred ninety-nine thousand, three hundred eighty-three".
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