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80582763038 = 240291381519
BaseRepresentation
bin100101100001100011…
…0110110001000011110
321200222221200111121012
41023003012312020132
52310013141404123
6101004052135222
75551626120131
oct1130306661036
9250887614535
1080582763038
11311a1961628
121374b007512
1377a2aa6b0b
143c86316218
152169734378
hex12c31b621e

80582763038 has 4 divisors (see below), whose sum is σ = 120874144560. Its totient is φ = 40291381518.

The previous prime is 80582763011. The next prime is 80582763047. The reversal of 80582763038 is 83036728508.

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

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 20145690758 + ... + 20145690761.

It is an arithmetic number, because the mean of its divisors is an integer number (30218536140).

Almost surely, 280582763038 is an apocalyptic number.

80582763038 is a deficient number, since it is larger than the sum of its proper divisors (40291381522).

80582763038 is a wasteful number, since it uses less digits than its factorization.

80582763038 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40291381521.

The product of its (nonzero) digits is 1935360, while the sum is 50.

The spelling of 80582763038 in words is "eighty billion, five hundred eighty-two million, seven hundred sixty-three thousand, thirty-eight".

Divisors: 1 2 40291381519 80582763038