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40054 = 272861
BaseRepresentation
bin1001110001110110
32000221111
421301312
52240204
6505234
7224530
oct116166
960844
1040054
1128103
121b21a
1315301
1410850
15bd04
hex9c76

40054 has 8 divisors (see below), whose sum is σ = 68688. Its totient is φ = 17160.

The previous prime is 40039. The next prime is 40063. The reversal of 40054 is 45004.

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

40054 is a modest number, since divided by 54 gives 40 as remainder.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1417 + ... + 1444.

It is an arithmetic number, because the mean of its divisors is an integer number (8586).

240054 is an apocalyptic number.

40054 is a deficient number, since it is larger than the sum of its proper divisors (28634).

40054 is a wasteful number, since it uses less digits than its factorization.

40054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2870.

The product of its (nonzero) digits is 80, while the sum is 13.

The square root of 40054 is about 200.1349544682. The cubic root of 40054 is about 34.2149017968.

Adding to 40054 its reverse (45004), we get a palindrome (85058).

Subtracting 40054 from its reverse (45004), we obtain a triangular number (4950 = T99).

It can be divided in two parts, 400 and 54, that added together give a palindrome (454).

The spelling of 40054 in words is "forty thousand, fifty-four", and thus it is an eban number.

Divisors: 1 2 7 14 2861 5722 20027 40054