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53841 = 3131137
BaseRepresentation
bin1101001001010001
32201212010
431021101
53210331
61053133
7312654
oct151121
981763
1053841
11374a7
12271a9
131b678
141589b
1510e46
hexd251

53841 has 8 divisors (see below), whose sum is σ = 72864. Its totient is φ = 35360.

The previous prime is 53831. The next prime is 53849. The reversal of 53841 is 14835.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 53841 - 26 = 53777 is a prime.

It is a plaindrome in base 14.

It is not an unprimeable number, because it can be changed into a prime (53849) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 325 + ... + 461.

It is an arithmetic number, because the mean of its divisors is an integer number (9108).

253841 is an apocalyptic number.

It is an amenable number.

53841 is a deficient number, since it is larger than the sum of its proper divisors (19023).

53841 is a wasteful number, since it uses less digits than its factorization.

53841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 271.

The product of its digits is 480, while the sum is 21.

The square root of 53841 is about 232.0366350385. The cubic root of 53841 is about 37.7604973511.

Subtracting from 53841 its product of digits (480), we obtain a square (53361 = 2312).

The spelling of 53841 in words is "fifty-three thousand, eight hundred forty-one".

Divisors: 1 3 131 137 393 411 17947 53841