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19320676 = 2241117809
BaseRepresentation
bin100100110110…
…0111101100100
31100100120222121
41021230331210
514421230201
61530035324
7323136334
oct111547544
940316877
1019320676
11a9a6a01
126578b44
13400616b
1427cd0c4
151a699a1
hex126cf64

19320676 has 12 divisors (see below), whose sum is σ = 34636140. Its totient is φ = 9424640.

The previous prime is 19320661. The next prime is 19320683. The reversal of 19320676 is 67602391.

It can be written as a sum of positive squares in 2 ways, for example, as 9144576 + 10176100 = 3024^2 + 3190^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 58741 + ... + 59068.

It is an arithmetic number, because the mean of its divisors is an integer number (2886345).

Almost surely, 219320676 is an apocalyptic number.

It is an amenable number.

19320676 is a deficient number, since it is larger than the sum of its proper divisors (15315464).

19320676 is a wasteful number, since it uses less digits than its factorization.

19320676 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117854 (or 117852 counting only the distinct ones).

The product of its (nonzero) digits is 13608, while the sum is 34.

The square root of 19320676 is about 4395.5290921572. The cubic root of 19320676 is about 268.3330121862. Note that the first 3 decimals are identical.

The spelling of 19320676 in words is "nineteen million, three hundred twenty thousand, six hundred seventy-six".

Divisors: 1 2 4 41 82 164 117809 235618 471236 4830169 9660338 19320676