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19034326079 = 108611752539
BaseRepresentation
bin10001101110100010…
…001100010000111111
31211010112102221122222
4101232202030100333
5302440241413304
612424431355555
71242455050016
oct215642142077
954115387588
1019034326079
1180884209aa
123832682bbb
131a445c8852
14cc7d51a7d
157660ba4be
hex46e88c43f

19034326079 has 4 divisors (see below), whose sum is σ = 19036089480. Its totient is φ = 19032562680.

The previous prime is 19034326061. The next prime is 19034326111. The reversal of 19034326079 is 97062343091.

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

It is a cyclic number.

It is not a de Polignac number, because 19034326079 - 216 = 19034260543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (19034326049) by changing a digit.

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 in 3 ways as a sum of consecutive naturals, for example, 865409 + ... + 887130.

It is an arithmetic number, because the mean of its divisors is an integer number (4759022370).

Almost surely, 219034326079 is an apocalyptic number.

19034326079 is a deficient number, since it is larger than the sum of its proper divisors (1763401).

19034326079 is a wasteful number, since it uses less digits than its factorization.

19034326079 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1763400.

The product of its (nonzero) digits is 244944, while the sum is 44.

The spelling of 19034326079 in words is "nineteen billion, thirty-four million, three hundred twenty-six thousand, seventy-nine".

Divisors: 1 10861 1752539 19034326079