Base | Representation |
---|---|
bin | 11010001000110… |
… | …11011000000000 |
3 | 120021120210100212 |
4 | 31010123120000 |
5 | 422112431022 |
6 | 33431333252 |
7 | 5301501065 |
oct | 1504333000 |
9 | 507523325 |
10 | 219264512 |
11 | 102850745 |
12 | 61521228 |
13 | 36570a1c |
14 | 21198c6c |
15 | 143b23e2 |
hex | d11b600 |
219264512 has 20 divisors (see below), whose sum is σ = 438101796. Its totient is φ = 109632000.
The previous prime is 219264511. The next prime is 219264547. The reversal of 219264512 is 215462912.
219264512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a Harshad number since it is a multiple of its sum of digits (32).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (219264511) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 213614 + ... + 214637.
Almost surely, 2219264512 is an apocalyptic number.
It is an amenable number.
219264512 is a deficient number, since it is larger than the sum of its proper divisors (218837284).
219264512 is an frugal number, since it uses more digits than its factorization.
219264512 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 428269 (or 428253 counting only the distinct ones).
The product of its digits is 8640, while the sum is 32.
The square root of 219264512 is about 14807.5829222733. The cubic root of 219264512 is about 603.0075950592.
The spelling of 219264512 in words is "two hundred nineteen million, two hundred sixty-four thousand, five hundred twelve".
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