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54003057 = 323799907
BaseRepresentation
bin1100111000000…
…0010101110001
310202121122021020
43032000111301
5102311044212
65205250053
71224006213
oct316002561
9122548236
1054003057
1128535329
1216103929
13b25a494
14725a5b3
154b1ad8c
hex3380571

54003057 has 16 divisors (see below), whose sum is σ = 76093440. Its totient is φ = 33997392.

The previous prime is 54003043. The next prime is 54003077. The reversal of 54003057 is 75030045.

It is not a de Polignac number, because 54003057 - 28 = 54002801 is a prime.

It is not an unprimeable number, because it can be changed into a prime (54003077) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 498 + ... + 10404.

It is an arithmetic number, because the mean of its divisors is an integer number (4755840).

Almost surely, 254003057 is an apocalyptic number.

It is an amenable number.

54003057 is a deficient number, since it is larger than the sum of its proper divisors (22090383).

54003057 is a wasteful number, since it uses less digits than its factorization.

54003057 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10012.

The product of its (nonzero) digits is 2100, while the sum is 24.

The square root of 54003057 is about 7348.6772279098. The cubic root of 54003057 is about 377.9834473869.

The spelling of 54003057 in words is "fifty-four million, three thousand, fifty-seven".

Divisors: 1 3 23 69 79 237 1817 5451 9907 29721 227861 683583 782653 2347959 18001019 54003057