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13038473054 = 26519236527
BaseRepresentation
bin11000010010010011…
…10100111101011110
31020122200012001120102
430021021310331132
5203200322114204
65553443421102
7641051122655
oct141111647536
936580161512
1013038473054
115590972872
12263a684792
1312ca352519
148b990219c
15514a0141e
hex309274f5e

13038473054 has 4 divisors (see below), whose sum is σ = 19557709584. Its totient is φ = 6519236526.

The previous prime is 13038473027. The next prime is 13038473083. The reversal of 13038473054 is 45037483031.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45037483031 = 437211030111.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 13038472999 and 13038473017.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3259618262 + ... + 3259618265.

It is an arithmetic number, because the mean of its divisors is an integer number (4889427396).

Almost surely, 213038473054 is an apocalyptic number.

13038473054 is a deficient number, since it is larger than the sum of its proper divisors (6519236530).

13038473054 is an equidigital number, since it uses as much as digits as its factorization.

13038473054 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6519236529.

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 13038473054 in words is "thirteen billion, thirty-eight million, four hundred seventy-three thousand, fifty-four".

Divisors: 1 2 6519236527 13038473054