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223424230 = 25196717551
BaseRepresentation
bin11010101000100…
…10111011100110
3120120102010102111
431110102323212
5424144033410
634100431234
75352034411
oct1524227346
9516363374
10223424230
11105131a27
12629a851a
13373991b3
142195cb78
1514934b8a
hexd512ee6

223424230 has 32 divisors (see below), whose sum is σ = 429672960. Its totient is φ = 83397600.

The previous prime is 223424213. The next prime is 223424261. The reversal of 223424230 is 32424322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3955 + ... + 21505.

It is an arithmetic number, because the mean of its divisors is an integer number (13427280).

Almost surely, 2223424230 is an apocalyptic number.

223424230 is a deficient number, since it is larger than the sum of its proper divisors (206248730).

223424230 is a wasteful number, since it uses less digits than its factorization.

223424230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17644.

The product of its (nonzero) digits is 2304, while the sum is 22.

The square root of 223424230 is about 14947.3820450271. The cubic root of 223424230 is about 606.7969976533.

Adding to 223424230 its reverse (32424322), we get a palindrome (255848552).

The spelling of 223424230 in words is "two hundred twenty-three million, four hundred twenty-four thousand, two hundred thirty".

Divisors: 1 2 5 10 19 38 67 95 134 190 335 670 1273 2546 6365 12730 17551 35102 87755 175510 333469 666938 1175917 1667345 2351834 3334690 5879585 11759170 22342423 44684846 111712115 223424230