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41997 = 313999
BaseRepresentation
bin1010010000001101
32010121110
422100031
52320442
6522233
7233304
oct122015
963543
1041997
112960a
1220379
1316167
141143b
15c69c
hexa40d

41997 has 4 divisors (see below), whose sum is σ = 56000. Its totient is φ = 27996.

The previous prime is 41983. The next prime is 41999. The reversal of 41997 is 79914.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 41997 - 24 = 41981 is a prime.

It is a D-number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (41999) 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, 6997 + ... + 7002.

It is an arithmetic number, because the mean of its divisors is an integer number (14000).

241997 is an apocalyptic number.

It is an amenable number.

41997 is a deficient number, since it is larger than the sum of its proper divisors (14003).

41997 is a wasteful number, since it uses less digits than its factorization.

41997 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14002.

The product of its digits is 2268, while the sum is 30.

The square root of 41997 is about 204.9316959379. The cubic root of 41997 is about 34.7594388038.

The spelling of 41997 in words is "forty-one thousand, nine hundred ninety-seven".

Divisors: 1 3 13999 41997