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223936052 = 221912723201
BaseRepresentation
bin11010101100011…
…11111000110100
3120121101010111212
431112033320310
5424311423202
634115420552
75356265534
oct1526177064
9517333455
10223936052
1110545151a
1262bb4758
1337518152
1421a534c4
15149d6652
hexd58fe34

223936052 has 24 divisors (see below), whose sum is σ = 415779840. Its totient is φ = 105235200.

The previous prime is 223936049. The next prime is 223936061. The reversal of 223936052 is 250639322.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1949 + ... + 21252.

It is an arithmetic number, because the mean of its divisors is an integer number (17324160).

Almost surely, 2223936052 is an apocalyptic number.

It is an amenable number.

223936052 is a deficient number, since it is larger than the sum of its proper divisors (191843788).

223936052 is a wasteful number, since it uses less digits than its factorization.

223936052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23351 (or 23349 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 32.

The square root of 223936052 is about 14964.4930418641. The cubic root of 223936052 is about 607.2599960795.

The spelling of 223936052 in words is "two hundred twenty-three million, nine hundred thirty-six thousand, fifty-two".

Divisors: 1 2 4 19 38 76 127 254 508 2413 4826 9652 23201 46402 92804 440819 881638 1763276 2946527 5893054 11786108 55984013 111968026 223936052