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54000131 = 374333941
BaseRepresentation
bin1100110111111…
…1101000000011
310202121111020212
43031333220003
5102311001011
65205224335
71223664533
oct315775003
9122544225
1054000131
1128533109
12161020ab
13b259053
1472594c3
154b1a08b
hex337fa03

54000131 has 8 divisors (see below), whose sum is σ = 56751024. Its totient is φ = 51317280.

The previous prime is 54000103. The next prime is 54000139. The reversal of 54000131 is 13100045.

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 54000131 - 218 = 53737987 is a prime.

It is a super-2 number, since 2×540001312 = 5832028296034322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54000139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 15380 + ... + 18561.

It is an arithmetic number, because the mean of its divisors is an integer number (7093878).

Almost surely, 254000131 is an apocalyptic number.

54000131 is a deficient number, since it is larger than the sum of its proper divisors (2750893).

54000131 is a wasteful number, since it uses less digits than its factorization.

54000131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34021.

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 54000131 is about 7348.4781417651. The cubic root of 54000131 is about 377.9766206157.

Adding to 54000131 its reverse (13100045), we get a palindrome (67100176).

The spelling of 54000131 in words is "fifty-four million, one hundred thirty-one", and thus it is an aban number.

Divisors: 1 37 43 1591 33941 1255817 1459463 54000131