Base | Representation |
---|---|
bin | 11110100011000… |
… | …010001100100001 |
3 | 1022201100201112111 |
4 | 132203002030201 |
5 | 2022200004023 |
6 | 122504355321 |
7 | 15462116410 |
oct | 3643021441 |
9 | 1281321474 |
10 | 512500513 |
11 | 243325248 |
12 | 123775b41 |
13 | 82240b55 |
14 | 4c0cb477 |
15 | 2eed700d |
hex | 1e8c2321 |
512500513 has 32 divisors (see below), whose sum is σ = 659529216. Its totient is φ = 387898368.
The previous prime is 512500477. The next prime is 512500517. The reversal of 512500513 is 315005215.
It is a cyclic number.
It is not a de Polignac number, because 512500513 - 225 = 478946081 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (512500517) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 143295 + ... + 146827.
It is an arithmetic number, because the mean of its divisors is an integer number (20610288).
Almost surely, 2512500513 is an apocalyptic number.
512500513 is a gapful number since it is divisible by the number (53) formed by its first and last digit.
It is an amenable number.
512500513 is a deficient number, since it is larger than the sum of its proper divisors (147028703).
512500513 is a wasteful number, since it uses less digits than its factorization.
512500513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3633.
The product of its (nonzero) digits is 750, while the sum is 22.
The square root of 512500513 is about 22638.4741756153. The cubic root of 512500513 is about 800.2605989552.
Adding to 512500513 its reverse (315005215), we get a palindrome (827505728).
The spelling of 512500513 in words is "five hundred twelve million, five hundred thousand, five hundred thirteen".
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