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55927 is a prime number
BaseRepresentation
bin1101101001110111
32211201101
431221313
53242202
61110531
7322024
oct155167
984641
1055927
1139023
1228447
131c5c1
141654b
1511887
hexda77

55927 has 2 divisors, whose sum is σ = 55928. Its totient is φ = 55926.

The previous prime is 55921. The next prime is 55931. The reversal of 55927 is 72955.

55927 is nontrivially palindromic in base 13.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55927 - 27 = 55799 is a prime.

It is a nialpdrome in base 16.

It is a junction number, because it is equal to n+sod(n) for n = 55895 and 55904.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (55921) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27963 + 27964.

It is an arithmetic number, because the mean of its divisors is an integer number (27964).

255927 is an apocalyptic number.

55927 is a deficient number, since it is larger than the sum of its proper divisors (1).

55927 is an equidigital number, since it uses as much as digits as its factorization.

55927 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3150, while the sum is 28.

The square root of 55927 is about 236.4889003738. The cubic root of 55927 is about 38.2419921437.

Adding to 55927 its sum of digits (28), we get a palindrome (55955).

The spelling of 55927 in words is "fifty-five thousand, nine hundred twenty-seven".