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55696 = 24592
BaseRepresentation
bin1101100110010000
32211101211
431212100
53240241
61105504
7321244
oct154620
984354
1055696
1138933
1228294
131c474
1416424
1511781
hexd990

55696 has 15 divisors (see below), whose sum is σ = 109771. Its totient is φ = 27376.

The previous prime is 55691. The next prime is 55697. The reversal of 55696 is 69655.

Multipling 55696 by its product of digits (8100), we get a square (451137600 = 212402).

55696 = T235 + T236.

It is a happy number.

The square root of 55696 is 236.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a nialpdrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (55691) by changing a digit.

55696 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 915 + ... + 973.

255696 is an apocalyptic number.

55696 is the 236-th square number.

It is an amenable number.

55696 is a deficient number, since it is larger than the sum of its proper divisors (54075).

55696 is an equidigital number, since it uses as much as digits as its factorization.

55696 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126 (or 61 counting only the distinct ones).

The product of its digits is 8100, while the sum is 31.

The cubic root of 55696 is about 38.1892681127.

The spelling of 55696 in words is "fifty-five thousand, six hundred ninety-six".

Divisors: 1 2 4 8 16 59 118 236 472 944 3481 6962 13924 27848 55696