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56441 = 711733
BaseRepresentation
bin1101110001111001
32212102102
431301321
53301231
61113145
7323360
oct156171
985372
1056441
1139450
12287b5
131c8c8
14167d7
1511acb
hexdc79

56441 has 8 divisors (see below), whose sum is σ = 70464. Its totient is φ = 43920.

The previous prime is 56437. The next prime is 56443. The reversal of 56441 is 14465.

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 56441 - 22 = 56437 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (56443) 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, 290 + ... + 443.

It is an arithmetic number, because the mean of its divisors is an integer number (8808).

256441 is an apocalyptic number.

It is an amenable number.

56441 is a deficient number, since it is larger than the sum of its proper divisors (14023).

56441 is a wasteful number, since it uses less digits than its factorization.

56441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 751.

The product of its digits is 480, while the sum is 20.

The square root of 56441 is about 237.5731466307. The cubic root of 56441 is about 38.3587900641.

It can be divided in two parts, 5 and 6441, that added together give a palindrome (6446).

The spelling of 56441 in words is "fifty-six thousand, four hundred forty-one".

Divisors: 1 7 11 77 733 5131 8063 56441