Base | Representation |
---|---|
bin | 11110010010101… |
… | …000101000001101 |
3 | 1022102021022101020 |
4 | 132102220220031 |
5 | 2020044421420 |
6 | 122232304353 |
7 | 15410432661 |
oct | 3622505015 |
9 | 1272238336 |
10 | 508201485 |
11 | 240959330 |
12 | 1222420b9 |
13 | 8139714c |
14 | 4b6cc8a1 |
15 | 2e938340 |
hex | 1e4a8a0d |
508201485 has 64 divisors (see below), whose sum is σ = 948879360. Its totient is φ = 229524480.
The previous prime is 508201453. The next prime is 508201489. The reversal of 508201485 is 584102805.
It is not a de Polignac number, because 508201485 - 25 = 508201453 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (33).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (508201489) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 288036 + ... + 289794.
It is an arithmetic number, because the mean of its divisors is an integer number (14826240).
Almost surely, 2508201485 is an apocalyptic number.
508201485 is a gapful number since it is divisible by the number (55) formed by its first and last digit.
It is an amenable number.
508201485 is a deficient number, since it is larger than the sum of its proper divisors (440677875).
508201485 is a wasteful number, since it uses less digits than its factorization.
508201485 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1898.
The product of its (nonzero) digits is 12800, while the sum is 33.
The square root of 508201485 is about 22543.3246217145. The cubic root of 508201485 is about 798.0166939554.
The spelling of 508201485 in words is "five hundred eight million, two hundred one thousand, four hundred eighty-five".
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