Base | Representation |
---|---|
bin | 11001111111100… |
… | …10111111111000 |
3 | 120012022010010101 |
4 | 30333302333320 |
5 | 421310104202 |
6 | 33345325144 |
7 | 5255253616 |
oct | 1477627770 |
9 | 505263111 |
10 | 218050552 |
11 | 1020a1675 |
12 | 610367b4 |
13 | 362372c5 |
14 | 20d606b6 |
15 | 14222887 |
hex | cff2ff8 |
218050552 has 8 divisors (see below), whose sum is σ = 408844800. Its totient is φ = 109025272.
The previous prime is 218050541. The next prime is 218050561. The reversal of 218050552 is 255050812.
It is a tau number, because it is divible by the number of its divisors (8).
It is a self number, because there is not a number n which added to its sum of digits gives 218050552.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13628152 + ... + 13628167.
It is an arithmetic number, because the mean of its divisors is an integer number (51105600).
Almost surely, 2218050552 is an apocalyptic number.
It is an amenable number.
218050552 is a deficient number, since it is larger than the sum of its proper divisors (190794248).
218050552 is a wasteful number, since it uses less digits than its factorization.
218050552 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 27256325 (or 27256321 counting only the distinct ones).
The product of its (nonzero) digits is 4000, while the sum is 28.
The square root of 218050552 is about 14766.5348677339. The cubic root of 218050552 is about 601.8926825692.
The spelling of 218050552 in words is "two hundred eighteen million, fifty thousand, five hundred fifty-two".
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