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54445265013 = 3374160719709
BaseRepresentation
bin110010101101001100…
…001101000001110101
312012112101101000211210
4302231030031001311
51343000441440023
641002314552033
73635130055026
oct625514150165
9165471330753
1054445265013
11210a9a29497
12a675738619
1351989c0b59
1428c6c6cc4d
151639c70593
hexcad30d075

54445265013 has 32 divisors (see below), whose sum is σ = 76503813120. Its totient is φ = 34395978240.

The previous prime is 54445265011. The next prime is 54445265029. The reversal of 54445265013 is 31056254445.

It is not a de Polignac number, because 54445265013 - 21 = 54445265011 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54445265011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2752603 + ... + 2772311.

It is an arithmetic number, because the mean of its divisors is an integer number (2390744160).

Almost surely, 254445265013 is an apocalyptic number.

It is an amenable number.

54445265013 is a deficient number, since it is larger than the sum of its proper divisors (22058548107).

54445265013 is a wasteful number, since it uses less digits than its factorization.

54445265013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 20397.

The product of its (nonzero) digits is 288000, while the sum is 39.

The spelling of 54445265013 in words is "fifty-four billion, four hundred forty-five million, two hundred sixty-five thousand, thirteen".

Divisors: 1 3 37 41 111 123 607 1517 1821 4551 19709 22459 24887 59127 67377 74661 729233 808069 920819 2187699 2424207 2762457 11963363 29898553 35890089 89695659 442644431 490497883 1327933293 1471493649 18148421671 54445265013