Base | Representation |
---|---|
bin | 111010010000101001000110… |
… | …100111011101010111010110 |
3 | 1020121020101022012121220201100 |
4 | 322100221012213131113112 |
5 | 232041034220441200112 |
6 | 2304542332254410530 |
7 | 104654013531453513 |
oct | 7220510647352726 |
9 | 1217211265556640 |
10 | 256230343693782 |
11 | 74708751116267 |
12 | 248a31a7800a46 |
13 | acc85579b18b3 |
14 | 473b88705230a |
15 | 1e95214ec52dc |
hex | e90a469dd5d6 |
256230343693782 has 24 divisors (see below), whose sum is σ = 562770754873704. Its totient is φ = 84240112994784.
The previous prime is 256230343693757. The next prime is 256230343693823. The reversal of 256230343693782 is 287396343032652.
256230343693782 is a `hidden beast` number, since 2 + 5 + 6 + 2 + 30 + 3 + 436 + 93 + 7 + 82 = 666.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 97500129468 + ... + 97500132095.
It is an arithmetic number, because the mean of its divisors is an integer number (23448781453071).
Almost surely, 2256230343693782 is an apocalyptic number.
256230343693782 is an abundant number, since it is smaller than the sum of its proper divisors (306540411179922).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
256230343693782 is a wasteful number, since it uses less digits than its factorization.
256230343693782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 195000261644 (or 195000261641 counting only the distinct ones).
The product of its (nonzero) digits is 235146240, while the sum is 63.
The spelling of 256230343693782 in words is "two hundred fifty-six trillion, two hundred thirty billion, three hundred forty-three million, six hundred ninety-three thousand, seven hundred eighty-two".
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