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45764044831 = 122337419497
BaseRepresentation
bin101010100111101111…
…111110100000011111
311101010101010100112101
4222213233332200133
51222211043413311
633005042145531
73210034651141
oct524757764037
9141111110471
1045764044831
111845467925a
128a523522a7
1344142b558b
142301d18c91
1512cca61ec1
hexaa7bfe81f

45764044831 has 4 divisors (see below), whose sum is σ = 45801465552. Its totient is φ = 45726624112.

The previous prime is 45764044789. The next prime is 45764044873. The reversal of 45764044831 is 13844046754.

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

It is an interprime number because it is at equal distance from previous prime (45764044789) and next prime (45764044873).

It is a cyclic number.

It is not a de Polignac number, because 45764044831 - 211 = 45764042783 is a prime.

It is a super-4 number, since 4×457640448314 (a number of 44 digits) contains 4444 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45764044031) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18708526 + ... + 18710971.

It is an arithmetic number, because the mean of its divisors is an integer number (11450366388).

Almost surely, 245764044831 is an apocalyptic number.

45764044831 is a deficient number, since it is larger than the sum of its proper divisors (37420721).

45764044831 is a wasteful number, since it uses less digits than its factorization.

45764044831 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37420720.

The product of its (nonzero) digits is 1290240, while the sum is 46.

The spelling of 45764044831 in words is "forty-five billion, seven hundred sixty-four million, forty-four thousand, eight hundred thirty-one".

Divisors: 1 1223 37419497 45764044831