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41631 = 313877
BaseRepresentation
bin1010001010011111
32010002220
422022133
52313011
6520423
7232242
oct121237
963086
1041631
1129307
1220113
1315c45
1411259
15c506
hexa29f

41631 has 4 divisors (see below), whose sum is σ = 55512. Its totient is φ = 27752.

The previous prime is 41627. The next prime is 41641. The reversal of 41631 is 13614.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 41631 - 22 = 41627 is a prime.

It is a super-2 number, since 2×416312 = 3466280322, which contains 22 as substring.

It is a D-number.

41631 is a lucky number.

It is a plaindrome in base 14.

It is a self number, because there is not a number n which added to its sum of digits gives 41631.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41611) 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, 6936 + ... + 6941.

It is an arithmetic number, because the mean of its divisors is an integer number (13878).

241631 is an apocalyptic number.

41631 is a deficient number, since it is larger than the sum of its proper divisors (13881).

41631 is a wasteful number, since it uses less digits than its factorization.

41631 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13880.

The product of its digits is 72, while the sum is 15.

The square root of 41631 is about 204.0367613936. The cubic root of 41631 is about 34.6581689395.

Subtracting from 41631 its sum of digits (15), we obtain a triangular number (41616 = T288).

The spelling of 41631 in words is "forty-one thousand, six hundred thirty-one".

Divisors: 1 3 13877 41631