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561363 = 31117011
BaseRepresentation
bin10001001000011010011
31001112001020
42021003103
5120430423
620010523
74525425
oct2110323
91045036
10561363
11353840
12230a43
1316868a
14108815
15b14e3
hex890d3

561363 has 8 divisors (see below), whose sum is σ = 816576. Its totient is φ = 340200.

The previous prime is 561359. The next prime is 561367. The reversal of 561363 is 363165.

It is an interprime number because it is at equal distance from previous prime (561359) and next prime (561367).

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

It is not a de Polignac number, because 561363 - 22 = 561359 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (561367) 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, 8473 + ... + 8538.

It is an arithmetic number, because the mean of its divisors is an integer number (102072).

2561363 is an apocalyptic number.

561363 is a deficient number, since it is larger than the sum of its proper divisors (255213).

561363 is a wasteful number, since it uses less digits than its factorization.

561363 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17025.

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

The square root of 561363 is about 749.2416165697. The cubic root of 561363 is about 82.4925245752.

The spelling of 561363 in words is "five hundred sixty-one thousand, three hundred sixty-three".

Divisors: 1 3 11 33 17011 51033 187121 561363