Base | Representation |
---|---|
bin | 11001100111111… |
… | …00111010111000 |
3 | 112222110100202010 |
4 | 30303330322320 |
5 | 420011223324 |
6 | 33155005520 |
7 | 5220002106 |
oct | 1463747270 |
9 | 488410663 |
10 | 214945464 |
11 | 100370788 |
12 | 5bb998a0 |
13 | 356bab86 |
14 | 20792c76 |
15 | 13d0c829 |
hex | ccfceb8 |
214945464 has 32 divisors (see below), whose sum is σ = 540343440. Its totient is φ = 71251200.
The previous prime is 214945459. The next prime is 214945513. The reversal of 214945464 is 464549412.
214945464 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20397 + ... + 29084.
Almost surely, 2214945464 is an apocalyptic number.
214945464 is a gapful number since it is divisible by the number (24) formed by its first and last digit.
It is an amenable number.
214945464 is an abundant number, since it is smaller than the sum of its proper divisors (325397976).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214945464 is a wasteful number, since it uses less digits than its factorization.
214945464 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 49671 (or 49667 counting only the distinct ones).
The product of its digits is 138240, while the sum is 39.
The square root of 214945464 is about 14661.0185185068. The cubic root of 214945464 is about 599.0219844533.
The spelling of 214945464 in words is "two hundred fourteen million, nine hundred forty-five thousand, four hundred sixty-four".
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