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BaseRepresentation
bin11010101101000…
…11001101110000
3120121112011002212
431112203031300
5424321441331
634121231252
75360045405
oct1526431560
9517464085
10224015216
111054a5a47
1263032528
13375451a9
1421a742ac
15149eed2b
hexd5a3370

224015216 has 20 divisors (see below), whose sum is σ = 452901072. Its totient is φ = 107137536.

The previous prime is 224015203. The next prime is 224015249. The reversal of 224015216 is 612510422.

Adding to 224015216 its reverse (612510422), we get a palindrome (836525638).

It is a happy number.

224015216 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a junction number, because it is equal to n+sod(n) for n = 224015191 and 224015200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 304001 + ... + 304736.

Almost surely, 2224015216 is an apocalyptic number.

It is an amenable number.

224015216 is an abundant number, since it is smaller than the sum of its proper divisors (228885856).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

224015216 is a wasteful number, since it uses less digits than its factorization.

224015216 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 608768 (or 608762 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 224015216 is about 14967.1378693456. The cubic root of 224015216 is about 607.3315454738.

The spelling of 224015216 in words is "two hundred twenty-four million, fifteen thousand, two hundred sixteen".