Base | Representation |
---|---|
bin | 11110010010000… |
… | …101011101011110 |
3 | 1022101222222210011 |
4 | 132102011131132 |
5 | 2020030314223 |
6 | 122225233434 |
7 | 15406263010 |
oct | 3622053536 |
9 | 1271888704 |
10 | 508057438 |
11 | 240870089 |
12 | 12219287a |
13 | 81346705 |
14 | 4b6921b0 |
15 | 2e90a80d |
hex | 1e48575e |
508057438 has 32 divisors (see below), whose sum is σ = 902684160. Its totient is φ = 209835360.
The previous prime is 508057423. The next prime is 508057447. The reversal of 508057438 is 834750805.
It is a self number, because there is not a number n which added to its sum of digits gives 508057438.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 328495 + ... + 330037.
It is an arithmetic number, because the mean of its divisors is an integer number (28208880).
Almost surely, 2508057438 is an apocalyptic number.
508057438 is a gapful number since it is divisible by the number (58) formed by its first and last digit.
508057438 is a deficient number, since it is larger than the sum of its proper divisors (394626722).
508057438 is a wasteful number, since it uses less digits than its factorization.
508057438 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2392.
The product of its (nonzero) digits is 134400, while the sum is 40.
The square root of 508057438 is about 22540.1295027336. The cubic root of 508057438 is about 797.9412889723.
The spelling of 508057438 in words is "five hundred eight million, fifty-seven thousand, four hundred thirty-eight".
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