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54500354619 = 318166784873
BaseRepresentation
bin110010110000011110…
…010110101000111011
312012200020000212120120
4302300132112220323
51343104042321434
641012003424323
73636366241104
oct626036265073
9165606025516
1054500354619
1121128036097
12a6900850a3
1351a723ba59
1428d02cd3ab
15163ea03349
hexcb0796a3b

54500354619 has 4 divisors (see below), whose sum is σ = 72667139496. Its totient is φ = 36333569744.

The previous prime is 54500354603. The next prime is 54500354647. The reversal of 54500354619 is 91645300545.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 54500354619 - 24 = 54500354603 is a prime.

It is a super-2 number, since 2×545003546192 (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (54500354119) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9083392434 + ... + 9083392439.

It is an arithmetic number, because the mean of its divisors is an integer number (18166784874).

Almost surely, 254500354619 is an apocalyptic number.

54500354619 is a deficient number, since it is larger than the sum of its proper divisors (18166784877).

54500354619 is a wasteful number, since it uses less digits than its factorization.

54500354619 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18166784876.

The product of its (nonzero) digits is 324000, while the sum is 42.

The spelling of 54500354619 in words is "fifty-four billion, five hundred million, three hundred fifty-four thousand, six hundred nineteen".

Divisors: 1 3 18166784873 54500354619