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55672 = 236959
BaseRepresentation
bin1101100101111000
32211100221
431211320
53240142
61105424
7321211
oct154570
984327
1055672
1138911
1228274
131c456
1416408
1511767
hexd978

55672 has 8 divisors (see below), whose sum is σ = 104400. Its totient is φ = 27832.

The previous prime is 55667. The next prime is 55673. The reversal of 55672 is 27655.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3472 + ... + 3487.

It is an arithmetic number, because the mean of its divisors is an integer number (13050).

255672 is an apocalyptic number.

It is an amenable number.

55672 is a deficient number, since it is larger than the sum of its proper divisors (48728).

55672 is a wasteful number, since it uses less digits than its factorization.

55672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6965 (or 6961 counting only the distinct ones).

The product of its digits is 2100, while the sum is 25.

The square root of 55672 is about 235.9491470635. The cubic root of 55672 is about 38.1837819371.

It can be divided in two parts, 55 and 672, that added together give a palindrome (727).

The spelling of 55672 in words is "fifty-five thousand, six hundred seventy-two".

Divisors: 1 2 4 8 6959 13918 27836 55672