Base | Representation |
---|---|
bin | 1101011110001… |
… | …1011010100111 |
3 | 10221022210200200 |
4 | 3113203122213 |
5 | 103431143043 |
6 | 5335041543 |
7 | 1254202410 |
oct | 327433247 |
9 | 127283620 |
10 | 56506023 |
11 | 299948a2 |
12 | 16b102b3 |
13 | b925822 |
14 | 770c807 |
15 | 4e627d3 |
hex | 35e36a7 |
56506023 has 12 divisors (see below), whose sum is σ = 93279888. Its totient is φ = 32289120.
The previous prime is 56506001. The next prime is 56506031. The reversal of 56506023 is 32060565.
56506023 is a `hidden beast` number, since 5 + 6 + 50 + 602 + 3 = 666.
It is not a de Polignac number, because 56506023 - 26 = 56505959 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56506033) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 448398 + ... + 448523.
It is an arithmetic number, because the mean of its divisors is an integer number (7773324).
Almost surely, 256506023 is an apocalyptic number.
56506023 is a deficient number, since it is larger than the sum of its proper divisors (36773865).
56506023 is a wasteful number, since it uses less digits than its factorization.
56506023 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 896934 (or 896931 counting only the distinct ones).
The product of its (nonzero) digits is 5400, while the sum is 27.
The square root of 56506023 is about 7517.0488225101. The cubic root of 56506023 is about 383.7351485869.
Adding to 56506023 its reverse (32060565), we get a palindrome (88566588).
The spelling of 56506023 in words is "fifty-six million, five hundred six thousand, twenty-three".
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