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54054039 = 3132575393
BaseRepresentation
bin1100111000110…
…0110010010111
310202201020012110
43032030302113
5102314212124
65210322103
71224310644
oct316146227
9122636173
1054054039
112856a666
1216129333
13b277750
147270dcb
154b2b029
hex338cc97

54054039 has 16 divisors (see below), whose sum is σ = 77932512. Its totient is φ = 33128448.

The previous prime is 54054037. The next prime is 54054047. The reversal of 54054039 is 93045045.

It is not a de Polignac number, because 54054039 - 21 = 54054037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54053997 and 54054015.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54054037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7327 + ... + 12719.

It is an arithmetic number, because the mean of its divisors is an integer number (4870782).

Almost surely, 254054039 is an apocalyptic number.

54054039 is a deficient number, since it is larger than the sum of its proper divisors (23878473).

54054039 is a wasteful number, since it uses less digits than its factorization.

54054039 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5666.

The product of its (nonzero) digits is 10800, while the sum is 30.

The square root of 54054039 is about 7352.1451971516. The cubic root of 54054039 is about 378.1023560331.

The spelling of 54054039 in words is "fifty-four million, fifty-four thousand, thirty-nine".

Divisors: 1 3 13 39 257 771 3341 5393 10023 16179 70109 210327 1386001 4158003 18018013 54054039