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223131014 = 2111565507
BaseRepresentation
bin11010100110010…
…11010110000110
3120112212020012122
431103023112012
5424110143024
634050245542
75346403511
oct1523132606
9515766178
10223131014
11104a516a7
12628868b2
13372c58b2
14218c3d78
15148c7d5e
hexd4cb586

223131014 has 4 divisors (see below), whose sum is σ = 334696524. Its totient is φ = 111565506.

The previous prime is 223131011. The next prime is 223131019. The reversal of 223131014 is 410131322.

223131014 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×2231310143 (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 223130983 and 223131001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223131011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55782752 + ... + 55782755.

It is an arithmetic number, because the mean of its divisors is an integer number (83674131).

Almost surely, 2223131014 is an apocalyptic number.

223131014 is a deficient number, since it is larger than the sum of its proper divisors (111565510).

223131014 is a wasteful number, since it uses less digits than its factorization.

223131014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111565509.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 223131014 is about 14937.5705521346. The cubic root of 223131014 is about 606.5314333814.

Adding to 223131014 its reverse (410131322), we get a palindrome (633262336).

The spelling of 223131014 in words is "two hundred twenty-three million, one hundred thirty-one thousand, fourteen".

Divisors: 1 2 111565507 223131014