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54136463145 = 354383932501
BaseRepresentation
bin110010011010110010…
…001101111100101001
312011201212022021022120
4302122302031330221
51341332413310040
640511524141453
73624360226032
oct623262157451
9164655267276
1054136463145
1120a60693036
12a5aa237889
135149a3095b
142897c47a89
15161cac37d0
hexc9ac8df29

54136463145 has 16 divisors (see below), whose sum is σ = 88632722112. Its totient is φ = 28201320000.

The previous prime is 54136463131. The next prime is 54136463179.

It is a happy number.

54136463145 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 54136463145 - 218 = 54136201001 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 54136463097 and 54136463106.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 41965606 + ... + 41966895.

It is an arithmetic number, because the mean of its divisors is an integer number (5539545132).

Almost surely, 254136463145 is an apocalyptic number.

It is an amenable number.

54136463145 is a deficient number, since it is larger than the sum of its proper divisors (34496258967).

54136463145 is a wasteful number, since it uses less digits than its factorization.

54136463145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83932552.

The product of its digits is 518400, while the sum is 42.

The spelling of 54136463145 in words is "fifty-four billion, one hundred thirty-six million, four hundred sixty-three thousand, one hundred forty-five".

Divisors: 1 3 5 15 43 129 215 645 83932501 251797503 419662505 1258987515 3609097543 10827292629 18045487715 54136463145