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54036512 = 252958229
BaseRepresentation
bin1100111000100…
…0100000100000
310202200100011022
43032020200200
5102313132022
65210105012
71224205565
oct316104040
9122610138
1054036512
1128558482
121611b168
13b26c78a
14726886c
154b25c42
hex3388820

54036512 has 24 divisors (see below), whose sum is σ = 110054700. Its totient is φ = 26086144.

The previous prime is 54036481. The next prime is 54036517. The reversal of 54036512 is 21563045.

It can be written as a sum of positive squares in 2 ways, for example, as 53523856 + 512656 = 7316^2 + 716^2 .

It is a super-3 number, since 3×540365123 (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (54036517) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28187 + ... + 30042.

Almost surely, 254036512 is an apocalyptic number.

It is an amenable number.

54036512 is an abundant number, since it is smaller than the sum of its proper divisors (56018188).

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

54036512 is a wasteful number, since it uses less digits than its factorization.

54036512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58268 (or 58260 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 54036512 is about 7350.9531354784. The cubic root of 54036512 is about 378.0614851039.

Adding to 54036512 its reverse (21563045), we get a palindrome (75599557).

The spelling of 54036512 in words is "fifty-four million, thirty-six thousand, five hundred twelve".

Divisors: 1 2 4 8 16 29 32 58 116 232 464 928 58229 116458 232916 465832 931664 1688641 1863328 3377282 6754564 13509128 27018256 54036512