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53677 = 134129
BaseRepresentation
bin1101000110101101
32201122001
431012231
53204202
61052301
7312331
oct150655
981561
1053677
1137368
1227091
131b580
14157c1
1510d87
hexd1ad

53677 has 4 divisors (see below), whose sum is σ = 57820. Its totient is φ = 49536.

The previous prime is 53657. The next prime is 53681. The reversal of 53677 is 77635.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 77635 = 515527.

It can be written as a sum of positive squares in 2 ways, for example, as 17956 + 35721 = 134^2 + 189^2 .

It is a cyclic number.

It is not a de Polignac number, because 53677 - 27 = 53549 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53617) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2052 + ... + 2077.

It is an arithmetic number, because the mean of its divisors is an integer number (14455).

253677 is an apocalyptic number.

It is an amenable number.

53677 is a deficient number, since it is larger than the sum of its proper divisors (4143).

53677 is a wasteful number, since it uses less digits than its factorization.

53677 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4142.

The product of its digits is 4410, while the sum is 28.

The square root of 53677 is about 231.6829730472. The cubic root of 53677 is about 37.7221187926.

The spelling of 53677 in words is "fifty-three thousand, six hundred seventy-seven".

Divisors: 1 13 4129 53677