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53429 = 232101
BaseRepresentation
bin1101000010110101
32201021212
431002311
53202204
61051205
7311525
oct150265
981255
1053429
1137162
1226b05
131b41c
1415685
1510c6e
hexd0b5

53429 has 6 divisors (see below), whose sum is σ = 56406. Its totient is φ = 50600.

The previous prime is 53419. The next prime is 53437. The reversal of 53429 is 92435.

53429 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 52900 + 529 = 230^2 + 23^2 .

It is not a de Polignac number, because 53429 - 28 = 53173 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53419) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 479 + ... + 579.

It is an arithmetic number, because the mean of its divisors is an integer number (9401).

253429 is an apocalyptic number.

It is an amenable number.

53429 is a deficient number, since it is larger than the sum of its proper divisors (2977).

53429 is a wasteful number, since it uses less digits than its factorization.

53429 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 147 (or 124 counting only the distinct ones).

The product of its digits is 1080, while the sum is 23.

The square root of 53429 is about 231.1471392858. The cubic root of 53429 is about 37.6639341567.

The spelling of 53429 in words is "fifty-three thousand, four hundred twenty-nine".

Divisors: 1 23 101 529 2323 53429