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55426 = 2737107
BaseRepresentation
bin1101100010000010
32211000211
431202002
53233201
61104334
7320410
oct154202
984024
1055426
1138708
12280aa
131c2c7
14162b0
1511651
hexd882

55426 has 16 divisors (see below), whose sum is σ = 98496. Its totient is φ = 22896.

The previous prime is 55411. The next prime is 55439. The reversal of 55426 is 62455.

It is a d-powerful number, because it can be written as 56 + 56 + 42 + 214 + 65 .

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 55397 and 55406.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 465 + ... + 571.

It is an arithmetic number, because the mean of its divisors is an integer number (6156).

255426 is an apocalyptic number.

55426 is a deficient number, since it is larger than the sum of its proper divisors (43070).

55426 is a wasteful number, since it uses less digits than its factorization.

55426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153.

The product of its digits is 1200, while the sum is 22.

The square root of 55426 is about 235.4272711476. The cubic root of 55426 is about 38.1274575143.

The spelling of 55426 in words is "fifty-five thousand, four hundred twenty-six".

Divisors: 1 2 7 14 37 74 107 214 259 518 749 1498 3959 7918 27713 55426