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54023144 = 2371756747
BaseRepresentation
bin1100111000010…
…1001111101000
310202122122211012
43032011033220
5102312220034
65205523052
71224121610
oct316051750
9122578735
1054023144
112854942a
1216113488
13b266676
147263a40
154b21cce
hex33853e8

54023144 has 32 divisors (see below), whose sum is σ = 122575680. Its totient is φ = 21790464.

The previous prime is 54023131. The next prime is 54023149. The reversal of 54023144 is 44132045.

54023144 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (54023149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27422 + ... + 29325.

It is an arithmetic number, because the mean of its divisors is an integer number (3830490).

Almost surely, 254023144 is an apocalyptic number.

It is an amenable number.

54023144 is an abundant number, since it is smaller than the sum of its proper divisors (68552536).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

54023144 is a wasteful number, since it uses less digits than its factorization.

54023144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56777 (or 56773 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

The square root of 54023144 is about 7350.0438093932. The cubic root of 54023144 is about 378.0303065387.

Adding to 54023144 its reverse (44132045), we get a palindrome (98155189).

The spelling of 54023144 in words is "fifty-four million, twenty-three thousand, one hundred forty-four".

Divisors: 1 2 4 7 8 14 17 28 34 56 68 119 136 238 476 952 56747 113494 226988 397229 453976 794458 964699 1588916 1929398 3177832 3858796 6752893 7717592 13505786 27011572 54023144