Base | Representation |
---|---|
bin | 1101010111010… |
… | …0011100011111 |
3 | 10220110201012000 |
4 | 3111310130133 |
5 | 103322121422 |
6 | 5321213343 |
7 | 1250300262 |
oct | 325643437 |
9 | 126421160 |
10 | 56051487 |
11 | 29704348 |
12 | 16931253 |
13 | b7c697b |
14 | 7630cd9 |
15 | 4dc2cac |
hex | 357471f |
56051487 has 8 divisors (see below), whose sum is σ = 83039280. Its totient is φ = 37367640.
The previous prime is 56051473. The next prime is 56051491. The reversal of 56051487 is 78415065.
56051487 is a `hidden beast` number, since 5 + 60 + 514 + 87 = 666.
It is not a de Polignac number, because 56051487 - 26 = 56051423 is a prime.
It is a super-2 number, since 2×560514872 = 6283538389822338, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56051587) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1037964 + ... + 1038017.
It is an arithmetic number, because the mean of its divisors is an integer number (10379910).
Almost surely, 256051487 is an apocalyptic number.
56051487 is a deficient number, since it is larger than the sum of its proper divisors (26987793).
56051487 is a wasteful number, since it uses less digits than its factorization.
56051487 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2075990 (or 2075984 counting only the distinct ones).
The product of its (nonzero) digits is 33600, while the sum is 36.
The square root of 56051487 is about 7486.7541030810. The cubic root of 56051487 is about 382.7034519338.
The spelling of 56051487 in words is "fifty-six million, fifty-one thousand, four hundred eighty-seven".
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