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19052186306 = 220983453991
BaseRepresentation
bin10001101111100110…
…010100101011000010
31211011210001100021212
4101233212110223002
5303004324430211
612430310250122
71243062624446
oct215746245302
954153040255
1019052186306
11809750a61a
123838656942
131a4821002a
14cca480826
1576794738b
hex46f994ac2

19052186306 has 8 divisors (see below), whose sum is σ = 28579704384. Its totient is φ = 9525618180.

The previous prime is 19052186291. The next prime is 19052186327. The reversal of 19052186306 is 60368125091.

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 185030 + ... + 268961.

It is an arithmetic number, because the mean of its divisors is an integer number (3572463048).

Almost surely, 219052186306 is an apocalyptic number.

19052186306 is a deficient number, since it is larger than the sum of its proper divisors (9527518078).

19052186306 is a wasteful number, since it uses less digits than its factorization.

19052186306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 474976.

The product of its (nonzero) digits is 77760, while the sum is 41.

The spelling of 19052186306 in words is "nineteen billion, fifty-two million, one hundred eighty-six thousand, three hundred six".

Divisors: 1 2 20983 41966 453991 907982 9526093153 19052186306