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111983393 = 1275031753
BaseRepresentation
bin1101010110010…
…11101100100001
321210201100100002
412223023230201
5212131432033
615040105345
72526562124
oct653135441
9253640302
10111983393
1158236865
1231605255
131a27b082
1410c303bb
159c703e8
hex6acbb21

111983393 has 8 divisors (see below), whose sum is σ = 113154048. Its totient is φ = 110817504.

The previous prime is 111983371. The next prime is 111983411. The reversal of 111983393 is 393389111.

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

It is a cyclic number.

It is not a de Polignac number, because 111983393 - 218 = 111721249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111983303) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 63005 + ... + 64757.

It is an arithmetic number, because the mean of its divisors is an integer number (14144256).

Almost surely, 2111983393 is an apocalyptic number.

It is an amenable number.

111983393 is a deficient number, since it is larger than the sum of its proper divisors (1170655).

111983393 is a wasteful number, since it uses less digits than its factorization.

111983393 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383.

The product of its digits is 17496, while the sum is 38.

The square root of 111983393 is about 10582.2206081710. The cubic root of 111983393 is about 482.0046271142.

The spelling of 111983393 in words is "one hundred eleven million, nine hundred eighty-three thousand, three hundred ninety-three".

Divisors: 1 127 503 1753 63881 222631 881759 111983393