Base | Representation |
---|---|
bin | 11001100111111… |
… | …00101110110000 |
3 | 112222110022200101 |
4 | 30303330232300 |
5 | 420011212223 |
6 | 33155002144 |
7 | 5216666620 |
oct | 1463745660 |
9 | 488408611 |
10 | 214944688 |
11 | 100370142 |
12 | 5bb99354 |
13 | 356ba70a |
14 | 20792880 |
15 | 13d0c4ad |
hex | ccfcbb0 |
214944688 has 20 divisors (see below), whose sum is σ = 475949200. Its totient is φ = 92119104.
The previous prime is 214944671. The next prime is 214944713. The reversal of 214944688 is 886449412.
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, 959463 + ... + 959686.
It is an arithmetic number, because the mean of its divisors is an integer number (23797460).
Almost surely, 2214944688 is an apocalyptic number.
214944688 is a gapful number since it is divisible by the number (28) formed by its first and last digit.
It is an amenable number.
214944688 is an abundant number, since it is smaller than the sum of its proper divisors (261004512).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
214944688 is a wasteful number, since it uses less digits than its factorization.
214944688 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1919164 (or 1919158 counting only the distinct ones).
The product of its digits is 442368, while the sum is 46.
The square root of 214944688 is about 14660.9920537459. The cubic root of 214944688 is about 599.0212635858.
The spelling of 214944688 in words is "two hundred fourteen million, nine hundred forty-four thousand, six hundred eighty-eight".
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