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19096385 = 5711193257
BaseRepresentation
bin100100011011…
…0001101000001
31022221012022112
41020312031001
514342041020
61521145105
7321213410
oct110661501
938835275
1019096385
11a863440
12648b195
133c58049
142771477
151a232c5
hex1236341

19096385 has 32 divisors (see below), whose sum is σ = 28829952. Its totient is φ = 11796480.

The previous prime is 19096369. The next prime is 19096393. The reversal of 19096385 is 58369091.

19096385 = 12 + 22 + ... + 3852.

It is not a de Polignac number, because 19096385 - 24 = 19096369 is a prime.

It is a Smith number, since the sum of its digits (41) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 74177 + ... + 74433.

It is an arithmetic number, because the mean of its divisors is an integer number (900936).

Almost surely, 219096385 is an apocalyptic number.

It is an amenable number.

19096385 is a deficient number, since it is larger than the sum of its proper divisors (9733567).

19096385 is a wasteful number, since it uses less digits than its factorization.

19096385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 473.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 19096385 is about 4369.9410751176. The cubic root of 19096385 is about 267.2906213785.

The spelling of 19096385 in words is "nineteen million, ninety-six thousand, three hundred eighty-five".

Divisors: 1 5 7 11 35 55 77 193 257 385 965 1285 1351 1799 2123 2827 6755 8995 10615 14135 14861 19789 49601 74305 98945 248005 347207 545611 1736035 2728055 3819277 19096385