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43230247356 = 22323156631331
BaseRepresentation
bin101000010000101110…
…010011100110111100
311010120210100002211110
4220100232103212330
51202013420403411
631505410122020
73060200016402
oct502056234674
9133523302743
1043230247356
111737439075a
128465880310
1340cc38182a
1421415cb472
1511d03ac2a6
hexa10b939bc

43230247356 has 24 divisors (see below), whose sum is σ = 105256255104. Its totient is φ = 13783557040.

The previous prime is 43230247349. The next prime is 43230247381. The reversal of 43230247356 is 65374203234.

It is a hoax number, since the sum of its digits (39) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78315390 + ... + 78315941.

It is an arithmetic number, because the mean of its divisors is an integer number (4385677296).

Almost surely, 243230247356 is an apocalyptic number.

43230247356 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

It is an amenable number.

43230247356 is an abundant number, since it is smaller than the sum of its proper divisors (62026007748).

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

43230247356 is a wasteful number, since it uses less digits than its factorization.

43230247356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156631361 (or 156631359 counting only the distinct ones).

The product of its (nonzero) digits is 362880, while the sum is 39.

The spelling of 43230247356 in words is "forty-three billion, two hundred thirty million, two hundred forty-seven thousand, three hundred fifty-six".

Divisors: 1 2 3 4 6 12 23 46 69 92 138 276 156631331 313262662 469893993 626525324 939787986 1879575972 3602520613 7205041226 10807561839 14410082452 21615123678 43230247356