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54655513 = 114968683
BaseRepresentation
bin1101000001111…
…1101000011001
310210211210021021
43100133220121
5102442434023
65231242441
71232364343
oct320375031
9123753237
1054655513
1128940550
1216379421
13b428453
14738a293
154be935d
hex341fa19

54655513 has 4 divisors (see below), whose sum is σ = 59624208. Its totient is φ = 49686820.

The previous prime is 54655481. The next prime is 54655519. The reversal of 54655513 is 31555645.

54655513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 54655513 - 25 = 54655481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (54655519) 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 3 ways as a sum of consecutive naturals, for example, 2484331 + ... + 2484352.

It is an arithmetic number, because the mean of its divisors is an integer number (14906052).

Almost surely, 254655513 is an apocalyptic number.

It is an amenable number.

54655513 is a deficient number, since it is larger than the sum of its proper divisors (4968695).

54655513 is a wasteful number, since it uses less digits than its factorization.

54655513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4968694.

The product of its digits is 45000, while the sum is 34.

The square root of 54655513 is about 7392.9366966044. The cubic root of 54655513 is about 379.4996021967.

The spelling of 54655513 in words is "fifty-four million, six hundred fifty-five thousand, five hundred thirteen".

Divisors: 1 11 4968683 54655513