Base | Representation |
---|---|
bin | 11110100001111… |
… | …101001111111000 |
3 | 1022200211101010220 |
4 | 132201331033320 |
5 | 2022111434404 |
6 | 122454340040 |
7 | 15456532146 |
oct | 3641751770 |
9 | 1280741126 |
10 | 512218104 |
11 | 243152052 |
12 | 12365a620 |
13 | 82172448 |
14 | 4c056596 |
15 | 2ee7d4d9 |
hex | 1e87d3f8 |
512218104 has 16 divisors (see below), whose sum is σ = 1280545320. Its totient is φ = 170739360.
The previous prime is 512218087. The next prime is 512218111. The reversal of 512218104 is 401812215.
It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.
It is a Harshad number since it is a multiple of its sum of digits (24), and also a Moran number because the ratio is a prime number: 21342421 = 512218104 / (5 + 1 + 2 + 2 + 1 + 8 + 1 + 0 + 4).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10671187 + ... + 10671234.
Almost surely, 2512218104 is an apocalyptic number.
It is an amenable number.
512218104 is an abundant number, since it is smaller than the sum of its proper divisors (768327216).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
512218104 is a wasteful number, since it uses less digits than its factorization.
512218104 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21342430 (or 21342426 counting only the distinct ones).
The product of its (nonzero) digits is 640, while the sum is 24.
The square root of 512218104 is about 22632.2359478687. The cubic root of 512218104 is about 800.1135797071.
The spelling of 512218104 in words is "five hundred twelve million, two hundred eighteen thousand, one hundred four".
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