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56023112505 = 353734874167
BaseRepresentation
bin110100001011001111…
…001101101100111001
312100121100100222200210
4310023033031230321
51404213404100010
641423041421333
74022206412343
oct641317155471
9170540328623
1056023112505
112183964a688
12aa3603a849
13538a86b819
1429d6638293
1516cd545b20
hexd0b3cdb39

56023112505 has 8 divisors (see below), whose sum is σ = 89636980032. Its totient is φ = 29878993328.

The previous prime is 56023112503. The next prime is 56023112557. The reversal of 56023112505 is 50521132065.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 56023112505 - 21 = 56023112503 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56023112503) 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, 1867437069 + ... + 1867437098.

It is an arithmetic number, because the mean of its divisors is an integer number (11204622504).

Almost surely, 256023112505 is an apocalyptic number.

It is an amenable number.

56023112505 is a deficient number, since it is larger than the sum of its proper divisors (33613867527).

56023112505 is a wasteful number, since it uses less digits than its factorization.

56023112505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3734874175.

The product of its (nonzero) digits is 9000, while the sum is 30.

The spelling of 56023112505 in words is "fifty-six billion, twenty-three million, one hundred twelve thousand, five hundred five".

Divisors: 1 3 5 15 3734874167 11204622501 18674370835 56023112505