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43430000244 = 22319318752159
BaseRepresentation
bin101000011100101000…
…010011011001110100
311011002201012121021120
4220130220103121310
51202421040001434
631541303343540
73065143624341
oct503450233164
9134081177246
1043430000244
1117467114a94
128500751bb0
1341318804c7
14215dd477c8
1511e2bb8349
hexa1ca13674

43430000244 has 24 divisors (see below), whose sum is σ = 101861733120. Its totient is φ = 14401657344.

The previous prime is 43430000239. The next prime is 43430000279. The reversal of 43430000244 is 44200003434.

It is a happy number.

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, 9373764 + ... + 9378395.

It is an arithmetic number, because the mean of its divisors is an integer number (4244238880).

Almost surely, 243430000244 is an apocalyptic number.

It is an amenable number.

43430000244 is an abundant number, since it is smaller than the sum of its proper divisors (58431732876).

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

43430000244 is a wasteful number, since it uses less digits than its factorization.

43430000244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18752359 (or 18752357 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 24.

Adding to 43430000244 its reverse (44200003434), we get a palindrome (87630003678).

The spelling of 43430000244 in words is "forty-three billion, four hundred thirty million, two hundred forty-four", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 193 386 579 772 1158 2316 18752159 37504318 56256477 75008636 112512954 225025908 3619166687 7238333374 10857500061 14476666748 21715000122 43430000244