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224000430 = 23567111443
BaseRepresentation
bin11010101100111…
…11100110101110
3120121111101211020
431112133212232
5424321003210
634121035010
75356654323
oct1526374656
9517441736
10224000430
11105495925
1263025a66
133753b544
1421a6cb4a
15149ea770
hexd59f9ae

224000430 has 32 divisors (see below), whose sum is σ = 545629824. Its totient is φ = 58841376.

The previous prime is 224000423. The next prime is 224000431. The reversal of 224000430 is 34000422.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224000431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53712 + ... + 57731.

It is an arithmetic number, because the mean of its divisors is an integer number (17050932).

Almost surely, 2224000430 is an apocalyptic number.

224000430 is an abundant number, since it is smaller than the sum of its proper divisors (321629394).

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

224000430 is a wasteful number, since it uses less digits than its factorization.

224000430 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111520.

The product of its (nonzero) digits is 192, while the sum is 15.

The square root of 224000430 is about 14966.6439123806. The cubic root of 224000430 is about 607.3181829860.

Adding to 224000430 its reverse (34000422), we get a palindrome (258000852).

The spelling of 224000430 in words is "two hundred twenty-four million, four hundred thirty", and thus it is an aban number.

Divisors: 1 2 3 5 6 10 15 30 67 134 201 335 402 670 1005 2010 111443 222886 334329 557215 668658 1114430 1671645 3343290 7466681 14933362 22400043 37333405 44800086 74666810 112000215 224000430