Base | Representation |
---|---|
bin | 111001111111001100011011… |
… | …111010010101000001000100 |
3 | 1020102222202102222100122202100 |
4 | 321333030123322111001010 |
5 | 231411413131311010302 |
6 | 2302223435354512100 |
7 | 104501256064605465 |
oct | 7177143372250104 |
9 | 1212882388318670 |
10 | 255031331344452 |
11 | 742961a89887a3 |
12 | 2472a944a35630 |
13 | ac3c474bcc090 |
14 | 46d9821b7cd6c |
15 | 1e73e3bd7bd1c |
hex | e7f31be95044 |
255031331344452 has 144 divisors (see below), whose sum is σ = 730980809919360. Its totient is φ = 74321862418944.
The previous prime is 255031331344417. The next prime is 255031331344469. The reversal of 255031331344452 is 254443133130552.
255031331344452 is a `hidden beast` number, since 2 + 5 + 5 + 0 + 31 + 33 + 134 + 4 + 452 = 666.
It is a junction number, because it is equal to n+sod(n) for n = 255031331344398 and 255031331344407.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 30637528 + ... + 38062064.
It is an arithmetic number, because the mean of its divisors is an integer number (5076255624440).
Almost surely, 2255031331344452 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 255031331344452, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (365490404959680).
255031331344452 is an abundant number, since it is smaller than the sum of its proper divisors (475949478574908).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
255031331344452 is a wasteful number, since it uses less digits than its factorization.
255031331344452 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 7428442 (or 7428437 counting only the distinct ones).
The product of its (nonzero) digits is 2592000, while the sum is 45.
The spelling of 255031331344452 in words is "two hundred fifty-five trillion, thirty-one billion, three hundred thirty-one million, three hundred forty-four thousand, four hundred fifty-two".
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