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223495233 = 31321923201
BaseRepresentation
bin11010101001001…
…00010001000001
3120120112201211020
431110210101001
5424203321413
634102140053
75352451413
oct1524442101
9516481736
10223495233
11105180305
1262a21629
13373c2600
142197a9b3
151494ac23
hexd524441

223495233 has 24 divisors (see below), whose sum is σ = 339677280. Its totient is φ = 130291200.

The previous prime is 223495219. The next prime is 223495253. The reversal of 223495233 is 332594322.

It is not a de Polignac number, because 223495233 - 25 = 223495201 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223495194 and 223495203.

It is not an unprimeable number, because it can be changed into a prime (223495253) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1968 + ... + 21233.

It is an arithmetic number, because the mean of its divisors is an integer number (14153220).

Almost surely, 2223495233 is an apocalyptic number.

It is an amenable number.

223495233 is a deficient number, since it is larger than the sum of its proper divisors (116182047).

223495233 is a wasteful number, since it uses less digits than its factorization.

223495233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23249 (or 23236 counting only the distinct ones).

The product of its digits is 38880, while the sum is 33.

The square root of 223495233 is about 14949.7569545461. The cubic root of 223495233 is about 606.8612697692.

The spelling of 223495233 in words is "two hundred twenty-three million, four hundred ninety-five thousand, two hundred thirty-three".

Divisors: 1 3 13 19 39 57 169 247 507 741 3211 9633 23201 69603 301613 440819 904839 1322457 3920969 5730647 11762907 17191941 74498411 223495233