Base | Representation |
---|---|
bin | 11110100001111… |
… | …001111001110111 |
3 | 1022200210200100121 |
4 | 132201321321313 |
5 | 2022111020112 |
6 | 122454152411 |
7 | 15456444211 |
oct | 3641717167 |
9 | 1280720317 |
10 | 512204407 |
11 | 243142830 |
12 | 123652707 |
13 | 82169140 |
14 | 4c0515b1 |
15 | 2ee79407 |
hex | 1e879e77 |
512204407 has 32 divisors (see below), whose sum is σ = 643325760. Its totient is φ = 400619520.
The previous prime is 512204393. The next prime is 512204419. The reversal of 512204407 is 704402215.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-512204407 is a prime.
It is a super-3 number, since 3×5122044073 (a number of 27 digits) contains 333 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (512204447) 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 31 ways as a sum of consecutive naturals, for example, 264013 + ... + 265945.
It is an arithmetic number, because the mean of its divisors is an integer number (20103930).
Almost surely, 2512204407 is an apocalyptic number.
512204407 is a deficient number, since it is larger than the sum of its proper divisors (131121353).
512204407 is a wasteful number, since it uses less digits than its factorization.
512204407 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2083.
The product of its (nonzero) digits is 2240, while the sum is 25.
The square root of 512204407 is about 22631.9333464908. The cubic root of 512204407 is about 800.1064478146.
The spelling of 512204407 in words is "five hundred twelve million, two hundred four thousand, four hundred seven".
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