Base | Representation |
---|---|
bin | 11110100001100… |
… | …010101000010000 |
3 | 1022200121211120200 |
4 | 132201202220100 |
5 | 2022044442242 |
6 | 122452135200 |
7 | 15455566236 |
oct | 3641425020 |
9 | 1280554520 |
10 | 512109072 |
11 | 243088142 |
12 | 123607500 |
13 | 82134927 |
14 | 4c028956 |
15 | 2ee5b04c |
hex | 1e862a10 |
512109072 has 60 divisors (see below), whose sum is σ = 1436311344. Its totient is φ = 170331840.
The previous prime is 512109029. The next prime is 512109077. The reversal of 512109072 is 270901215.
It is not an unprimeable number, because it can be changed into a prime (512109077) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 67083 + ... + 74325.
Almost surely, 2512109072 is an apocalyptic number.
It is an amenable number.
512109072 is an abundant number, since it is smaller than the sum of its proper divisors (924202272).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512109072 is a wasteful number, since it uses less digits than its factorization.
512109072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7748 (or 7739 counting only the distinct ones).
The product of its (nonzero) digits is 1260, while the sum is 27.
The square root of 512109072 is about 22629.8270430863. The cubic root of 512109072 is about 800.0568042998.
The spelling of 512109072 in words is "five hundred twelve million, one hundred nine thousand, seventy-two".
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