Base | Representation |
---|---|
bin | 11110100101110… |
… | …100011101010110 |
3 | 1022202201211010122 |
4 | 132211310131112 |
5 | 2022341340203 |
6 | 122532151542 |
7 | 15501250232 |
oct | 3645643526 |
9 | 1282654118 |
10 | 513230678 |
11 | 243783894 |
12 | 123a685b2 |
13 | 824382bc |
14 | 4c23b5c2 |
15 | 300cd538 |
hex | 1e974756 |
513230678 has 8 divisors (see below), whose sum is σ = 773208480. Its totient is φ = 255494520.
The previous prime is 513230657. The next prime is 513230681. The reversal of 513230678 is 876032315.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 559838 + ... + 560753.
It is an arithmetic number, because the mean of its divisors is an integer number (96651060).
Almost surely, 2513230678 is an apocalyptic number.
513230678 is a deficient number, since it is larger than the sum of its proper divisors (259977802).
513230678 is a wasteful number, since it uses less digits than its factorization.
513230678 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1120822.
The product of its (nonzero) digits is 30240, while the sum is 35.
The square root of 513230678 is about 22654.5950747304. The cubic root of 513230678 is about 800.6404652435.
The spelling of 513230678 in words is "five hundred thirteen million, two hundred thirty thousand, six hundred seventy-eight".
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