Base | Representation |
---|---|
bin | 11110100100100… |
… | …110101001111000 |
3 | 1022202010121222110 |
4 | 132210212221320 |
5 | 2022301140432 |
6 | 122521252320 |
7 | 15465452145 |
oct | 3644465170 |
9 | 1282117873 |
10 | 512911992 |
11 | 24358640a |
12 | 1239340a0 |
13 | 82356228 |
14 | 4c1973cc |
15 | 30068dcc |
hex | 1e926a78 |
512911992 has 32 divisors (see below), whose sum is σ = 1349769600. Its totient is φ = 161972064.
The previous prime is 512911991. The next prime is 512911999. The reversal of 512911992 is 299119215.
It is a self number, because there is not a number n which added to its sum of digits gives 512911992.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (512911991) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 561948 + ... + 562859.
It is an arithmetic number, because the mean of its divisors is an integer number (42180300).
Almost surely, 2512911992 is an apocalyptic number.
It is an amenable number.
512911992 is an abundant number, since it is smaller than the sum of its proper divisors (836857608).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512911992 is a wasteful number, since it uses less digits than its factorization.
512911992 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1124835 (or 1124831 counting only the distinct ones).
The product of its digits is 14580, while the sum is 39.
The square root of 512911992 is about 22647.5603984182. The cubic root of 512911992 is about 800.4747140858.
The spelling of 512911992 in words is "five hundred twelve million, nine hundred eleven thousand, nine hundred ninety-two".
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