Base | Representation |
---|---|
bin | 11001100111100… |
… | …11011010011101 |
3 | 112222101101022221 |
4 | 30303303122131 |
5 | 420004002100 |
6 | 33154105341 |
7 | 5216450431 |
oct | 1463633235 |
9 | 488341287 |
10 | 214906525 |
11 | 1003444a9 |
12 | 5bb7b251 |
13 | 356a6232 |
14 | 207829c1 |
15 | 13d0101a |
hex | ccf369d |
214906525 has 12 divisors (see below), whose sum is σ = 270136852. Its totient is φ = 169568640.
The previous prime is 214906519. The next prime is 214906541. The reversal of 214906525 is 525609412.
It is a happy number.
It can be written as a sum of positive squares in 6 ways, for example, as 43322724 + 171583801 = 6582^2 + 13099^2 .
It is not a de Polignac number, because 214906525 - 211 = 214904477 is a prime.
It is a Duffinian number.
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 11 ways as a sum of consecutive naturals, for example, 57054 + ... + 60703.
Almost surely, 2214906525 is an apocalyptic number.
214906525 is a gapful number since it is divisible by the number (25) formed by its first and last digit.
It is an amenable number.
214906525 is a deficient number, since it is larger than the sum of its proper divisors (55230327).
214906525 is a wasteful number, since it uses less digits than its factorization.
214906525 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 117840 (or 117835 counting only the distinct ones).
The product of its (nonzero) digits is 21600, while the sum is 34.
The square root of 214906525 is about 14659.6904810436. The cubic root of 214906525 is about 598.9858098112.
The spelling of 214906525 in words is "two hundred fourteen million, nine hundred six thousand, five hundred twenty-five".
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