Base | Representation |
---|---|
bin | 11110011001111… |
… | …01010101101100 |
3 | 122202221010222100 |
4 | 33030331111230 |
5 | 1010243231322 |
6 | 41150415100 |
7 | 6214635126 |
oct | 1714752554 |
9 | 582833870 |
10 | 255055212 |
11 | 120a76835 |
12 | 71501490 |
13 | 40ac2659 |
14 | 25c34216 |
15 | 175d1dac |
hex | f33d56c |
255055212 has 18 divisors (see below), whose sum is σ = 644722988. Its totient is φ = 85018392.
The previous prime is 255055159. The next prime is 255055223. The reversal of 255055212 is 212550552.
It is a tau number, because it is divible by the number of its divisors (18).
It is a super-2 number, since 2×2550552122 = 130106322336729888, which contains 22 as substring.
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 5 ways as a sum of consecutive naturals, for example, 3542398 + ... + 3542469.
Almost surely, 2255055212 is an apocalyptic number.
It is an amenable number.
255055212 is an abundant number, since it is smaller than the sum of its proper divisors (389667776).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255055212 is a wasteful number, since it uses less digits than its factorization.
255055212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7084877 (or 7084872 counting only the distinct ones).
The product of its (nonzero) digits is 5000, while the sum is 27.
The square root of 255055212 is about 15970.4480838829. The cubic root of 255055212 is about 634.1783341998.
The spelling of 255055212 in words is "two hundred fifty-five million, fifty-five thousand, two hundred twelve".
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