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56229459 = 31113131071
BaseRepresentation
bin1101011001111…
…1111001010011
310220210202022120
43112133321103
5103343320314
65325105323
71251641166
oct326377123
9126722276
1056229459
1129816030
12169b8243
13b859990
147679add
154e0a8a9
hex359fe53

56229459 has 16 divisors (see below), whose sum is σ = 88080384. Its totient is φ = 31456800.

The previous prime is 56229431. The next prime is 56229479. The reversal of 56229459 is 95492265.

It is not a de Polignac number, because 56229459 - 211 = 56227411 is a prime.

It is a super-3 number, since 3×562294593 (a number of 24 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 56229459.

It is not an unprimeable number, because it can be changed into a prime (56229479) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 65107 + ... + 65964.

It is an arithmetic number, because the mean of its divisors is an integer number (5505024).

Almost surely, 256229459 is an apocalyptic number.

56229459 is a deficient number, since it is larger than the sum of its proper divisors (31850925).

56229459 is a wasteful number, since it uses less digits than its factorization.

56229459 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131098.

The product of its digits is 194400, while the sum is 42.

The square root of 56229459 is about 7498.6304749601. The cubic root of 56229459 is about 383.1080712235.

The spelling of 56229459 in words is "fifty-six million, two hundred twenty-nine thousand, four hundred fifty-nine".

Divisors: 1 3 11 13 33 39 143 429 131071 393213 1441781 1703923 4325343 5111769 18743153 56229459