Base | Representation |
---|---|
bin | 11001011111001… |
… | …110111111010000 |
3 | 1002210122020222012 |
4 | 121133032333100 |
5 | 1333432241011 |
6 | 110233202052 |
7 | 13411460312 |
oct | 3137167720 |
9 | 1083566865 |
10 | 427618256 |
11 | 1aa419a1a |
12 | bb260328 |
13 | 6a791470 |
14 | 40b137b2 |
15 | 2781ba8b |
hex | 197cefd0 |
427618256 has 40 divisors (see below), whose sum is σ = 939210720. Its totient is φ = 186973056.
The previous prime is 427618193. The next prime is 427618343. The reversal of 427618256 is 652816724.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50150 + ... + 58053.
It is an arithmetic number, because the mean of its divisors is an integer number (23480268).
Almost surely, 2427618256 is an apocalyptic number.
It is an amenable number.
427618256 is an abundant number, since it is smaller than the sum of its proper divisors (511592464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
427618256 is a wasteful number, since it uses less digits than its factorization.
427618256 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 108243 (or 108237 counting only the distinct ones).
The product of its digits is 161280, while the sum is 41.
The square root of 427618256 is about 20678.9326610442. The cubic root of 427618256 is about 753.3880824456.
The spelling of 427618256 in words is "four hundred twenty-seven million, six hundred eighteen thousand, two hundred fifty-six".
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