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223486056 = 233219163367
BaseRepresentation
bin11010101001000…
…10000001101000
3120120112021020100
431110202001220
5424203023211
634102025400
75352412563
oct1524420150
9516467210
10223486056
11105174422
1262a18260
13373bb391
14219774da
1514948156
hexd522068

223486056 has 48 divisors (see below), whose sum is σ = 637135200. Its totient is φ = 70574112.

The previous prime is 223486027. The next prime is 223486073. The reversal of 223486056 is 650684322.

223486056 is a `hidden beast` number, since 2 + 2 + 3 + 48 + 605 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 223486056.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 80316 + ... + 83051.

It is an arithmetic number, because the mean of its divisors is an integer number (13273650).

Almost surely, 2223486056 is an apocalyptic number.

It is an amenable number.

223486056 is an abundant number, since it is smaller than the sum of its proper divisors (413649144).

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

223486056 is a wasteful number, since it uses less digits than its factorization.

223486056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163398 (or 163391 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 223486056 is about 14949.4500233286. The cubic root of 223486056 is about 606.8529634890.

The spelling of 223486056 in words is "two hundred twenty-three million, four hundred eighty-six thousand, fifty-six".

Divisors: 1 2 3 4 6 8 9 12 18 19 24 36 38 57 72 76 114 152 171 228 342 456 684 1368 163367 326734 490101 653468 980202 1306936 1470303 1960404 2940606 3103973 3920808 5881212 6207946 9311919 11762424 12415892 18623838 24831784 27935757 37247676 55871514 74495352 111743028 223486056