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18029832095 = 5112231470023
BaseRepresentation
bin10000110010101010…
…010110011110011111
31201112112022100222002
4100302222112132133
5243411114111340
612141025512515
71205540021102
oct206252263637
951475270862
1018029832095
117712408790
1235b21a273b
131914477002
14c30794739
15707cec715
hex432a9679f

18029832095 has 16 divisors (see below), whose sum is σ = 23708547072. Its totient is φ = 13053795360.

The previous prime is 18029832053. The next prime is 18029832131. The reversal of 18029832095 is 59023892081.

It is not a de Polignac number, because 18029832095 - 212 = 18029827999 is a prime.

It is a Duffinian number.

It is a congruent number.

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, 722747 + ... + 747276.

It is an arithmetic number, because the mean of its divisors is an integer number (1481784192).

Almost surely, 218029832095 is an apocalyptic number.

18029832095 is a deficient number, since it is larger than the sum of its proper divisors (5678714977).

18029832095 is a wasteful number, since it uses less digits than its factorization.

18029832095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1470262.

The product of its (nonzero) digits is 311040, while the sum is 47.

The spelling of 18029832095 in words is "eighteen billion, twenty-nine million, eight hundred thirty-two thousand, ninety-five".

Divisors: 1 5 11 55 223 1115 2453 12265 1470023 7350115 16170253 80851265 327815129 1639075645 3605966419 18029832095