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49023 = 3213419
BaseRepresentation
bin1011111101111111
32111020200
423331333
53032043
61014543
7262632
oct137577
974220
1049023
1133917
1224453
1319410
1413c19
15e7d3
hexbf7f

49023 has 12 divisors (see below), whose sum is σ = 76440. Its totient is φ = 30096.

The previous prime is 49019. The next prime is 49031. The reversal of 49023 is 32094.

It is not a de Polignac number, because 49023 - 22 = 49019 is a prime.

It is a nialpdrome in base 9.

It is a junction number, because it is equal to n+sod(n) for n = 48987 and 49005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (49003) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93 + ... + 326.

It is an arithmetic number, because the mean of its divisors is an integer number (6370).

249023 is an apocalyptic number.

49023 is a deficient number, since it is larger than the sum of its proper divisors (27417).

49023 is a wasteful number, since it uses less digits than its factorization.

49023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 438 (or 435 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

The square root of 49023 is about 221.4113818213. The cubic root of 49023 is about 36.5987816490.

It can be divided in two parts, 4902 and 3, that multiplied together give a triangular number (14706 = T171).

The spelling of 49023 in words is "forty-nine thousand, twenty-three".

Divisors: 1 3 9 13 39 117 419 1257 3771 5447 16341 49023