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11114219 = 12918609
BaseRepresentation
bin101010011001…
…011011101011
3202220122211202
4222121123223
510321123334
61034114415
7163316654
oct52313353
922818752
1011114219
116301306
12387ba0b
1323c1a7c
14169452b
15e9817e
hexa996eb

11114219 has 4 divisors (see below), whose sum is σ = 11124120. Its totient is φ = 11104320.

The previous prime is 11114203. The next prime is 11114263. The reversal of 11114219 is 91241111.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 91241111 = 137018547.

It is a cyclic number.

It is not a de Polignac number, because 11114219 - 24 = 11114203 is a prime.

It is a super-2 number, since 2×111142192 = 247051727959922, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 11114219.

It is not an unprimeable number, because it can be changed into a prime (11116219) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3014 + ... + 5595.

It is an arithmetic number, because the mean of its divisors is an integer number (2781030).

Almost surely, 211114219 is an apocalyptic number.

11114219 is a deficient number, since it is larger than the sum of its proper divisors (9901).

11114219 is an equidigital number, since it uses as much as digits as its factorization.

11114219 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9900.

The product of its digits is 72, while the sum is 20.

The square root of 11114219 is about 3333.7994840722. The cubic root of 11114219 is about 223.1651199868.

The spelling of 11114219 in words is "eleven million, one hundred fourteen thousand, two hundred nineteen".

Divisors: 1 1291 8609 11114219