Base | Representation |
---|---|
bin | 110011101111011011… |
… | …1101001011111010101 |
3 | 101121210200022002121202 |
4 | 1213132313221133111 |
5 | 3310030001442323 |
6 | 123013355522245 |
7 | 11012330366441 |
oct | 1473667513725 |
9 | 347720262552 |
10 | 111113312213 |
11 | 43139628052 |
12 | 1964b759385 |
13 | a62a05bc27 |
14 | 5540dc9821 |
15 | 2d54c0cd28 |
hex | 19dede97d5 |
111113312213 has 16 divisors (see below), whose sum is σ = 119233135296. Its totient is φ = 103178699520.
The previous prime is 111113312209. The next prime is 111113312221. The reversal of 111113312213 is 312213311111.
It is a cyclic number.
It is not a de Polignac number, because 111113312213 - 22 = 111113312209 is a prime.
It is a super-2 number, since 2×1111133122132 (a number of 23 digits) contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (111113312293) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 241070 + ... + 529472.
It is an arithmetic number, because the mean of its divisors is an integer number (7452070956).
Almost surely, 2111113312213 is an apocalyptic number.
It is an amenable number.
111113312213 is a deficient number, since it is larger than the sum of its proper divisors (8119823083).
111113312213 is a wasteful number, since it uses less digits than its factorization.
111113312213 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 288724.
The product of its digits is 108, while the sum is 20.
Adding to 111113312213 its reverse (312213311111), we get a palindrome (423326623324).
The spelling of 111113312213 in words is "one hundred eleven billion, one hundred thirteen million, three hundred twelve thousand, two hundred thirteen".
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