Base | Representation |
---|---|
bin | 1100001001111… |
… | …0010010010100 |
3 | 10112221001101201 |
4 | 3002132102110 |
5 | 101022324423 |
6 | 5020402244 |
7 | 1156215463 |
oct | 302362224 |
9 | 115831351 |
10 | 50979988 |
11 | 26860024 |
12 | 150a6384 |
13 | a73c497 |
14 | 6ab09da |
15 | 47202ad |
hex | 309e494 |
50979988 has 24 divisors (see below), whose sum is σ = 91748160. Its totient is φ = 24776640.
The previous prime is 50979979. The next prime is 50980003. The reversal of 50979988 is 88997905.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19503 + ... + 21961.
It is an arithmetic number, because the mean of its divisors is an integer number (3822840).
Almost surely, 250979988 is an apocalyptic number.
It is an amenable number.
50979988 is a deficient number, since it is larger than the sum of its proper divisors (40768172).
50979988 is a wasteful number, since it uses less digits than its factorization.
50979988 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2607 (or 2605 counting only the distinct ones).
The product of its (nonzero) digits is 1632960, while the sum is 55.
The square root of 50979988 is about 7140.0271708166. The cubic root of 50979988 is about 370.7944652890.
The spelling of 50979988 in words is "fifty million, nine hundred seventy-nine thousand, nine hundred eighty-eight".
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