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224036073 = 3237672781
BaseRepresentation
bin11010101101010…
…00010011101001
3120121120012201100
431112220103221
5424323123243
634121512013
75360163252
oct1526502351
9517505640
10224036073
1110550a688
1263042609
1337551831
1421a7bb29
1514a060d3
hexd5a84e9

224036073 has 12 divisors (see below), whose sum is σ = 332354308. Its totient is φ = 145320480.

The previous prime is 224036053. The next prime is 224036089. The reversal of 224036073 is 370630422.

224036073 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 115605504 + 108430569 = 10752^2 + 10413^2 .

It is not a de Polignac number, because 224036073 - 26 = 224036009 is a prime.

It is a super-2 number, since 2×2240360732 = 100384324010522658, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (224036023) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 336058 + ... + 336723.

Almost surely, 2224036073 is an apocalyptic number.

It is an amenable number.

224036073 is a deficient number, since it is larger than the sum of its proper divisors (108318235).

224036073 is a wasteful number, since it uses less digits than its factorization.

224036073 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 672824 (or 672821 counting only the distinct ones).

The product of its (nonzero) digits is 6048, while the sum is 27.

The square root of 224036073 is about 14967.8346129292. The cubic root of 224036073 is about 607.3503934806.

Adding to 224036073 its reverse (370630422), we get a palindrome (594666495).

The spelling of 224036073 in words is "two hundred twenty-four million, thirty-six thousand, seventy-three".

Divisors: 1 3 9 37 111 333 672781 2018343 6055029 24892897 74678691 224036073