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56006133 = 3169311027
BaseRepresentation
bin1101010110100…
…1010111110101
310220101101222020
43111221113311
5103314144013
65320223353
71250021121
oct325512765
9126341866
1056006133
1129683267
121690ab59
13b7ac131
14761c581
154db4623
hex35695f5

56006133 has 8 divisors (see below), whose sum is σ = 74725728. Its totient is φ = 37311984.

The previous prime is 56006099. The next prime is 56006141. The reversal of 56006133 is 33160065.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2k-56006133 is a prime.

It is a super-2 number, since 2×560061332 = 6273373867227378, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56006183) 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, 435 + ... + 10592.

It is an arithmetic number, because the mean of its divisors is an integer number (9340716).

Almost surely, 256006133 is an apocalyptic number.

It is an amenable number.

56006133 is a deficient number, since it is larger than the sum of its proper divisors (18719595).

56006133 is a wasteful number, since it uses less digits than its factorization.

56006133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12723.

The product of its (nonzero) digits is 1620, while the sum is 24.

The square root of 56006133 is about 7483.7245406281. The cubic root of 56006133 is about 382.6002027196.

Adding to 56006133 its reverse (33160065), we get a palindrome (89166198).

The spelling of 56006133 in words is "fifty-six million, six thousand, one hundred thirty-three".

Divisors: 1 3 1693 5079 11027 33081 18668711 56006133