Base | Representation |
---|---|
bin | 11110100010000… |
… | …000010110001101 |
3 | 1022200212000120000 |
4 | 132202000112031 |
5 | 2022112341142 |
6 | 122454514513 |
7 | 15456614151 |
oct | 3642002615 |
9 | 1280760500 |
10 | 512230797 |
11 | 243160641 |
12 | 123665a39 |
13 | 82178160 |
14 | 4c05b061 |
15 | 2ee8214c |
hex | 1e88058d |
512230797 has 20 divisors (see below), whose sum is σ = 824046300. Its totient is φ = 315218304.
The previous prime is 512230793. The next prime is 512230813. The reversal of 512230797 is 797032215.
It can be written as a sum of positive squares in 2 ways, for example, as 138156516 + 374074281 = 11754^2 + 19341^2 .
It is not a de Polignac number, because 512230797 - 22 = 512230793 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (512230793) by changing a digit.
It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 242172 + ... + 244277.
It is an arithmetic number, because the mean of its divisors is an integer number (41202315).
Almost surely, 2512230797 is an apocalyptic number.
It is an amenable number.
512230797 is a deficient number, since it is larger than the sum of its proper divisors (311815503).
512230797 is a wasteful number, since it uses less digits than its factorization.
512230797 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 486474 (or 486465 counting only the distinct ones).
The product of its (nonzero) digits is 26460, while the sum is 36.
The square root of 512230797 is about 22632.5163647351. The cubic root of 512230797 is about 800.1201887133.
The spelling of 512230797 in words is "five hundred twelve million, two hundred thirty thousand, seven hundred ninety-seven".
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