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23938532244 = 223211137441247
BaseRepresentation
bin10110010010110110…
…010000001110010100
32021210022120102210100
4112102312100032110
5343011231012434
614555221454100
71505135111124
oct262266201624
967708512710
1023938532244
11a17474a650
124780b71330
1323466572a3
1412313d8c84
159518ed699
hex592d90394

23938532244 has 72 divisors (see below), whose sum is σ = 66494308608. Its totient is φ = 7201134720.

The previous prime is 23938532237. The next prime is 23938532249. The reversal of 23938532244 is 44223583932.

23938532244 is a `hidden beast` number, since 2 + 3 + 93 + 8 + 532 + 24 + 4 = 666.

It is a Smith number, since the sum of its digits (45) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 23938532244.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23938532249) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 166372 + ... + 274875.

It is an arithmetic number, because the mean of its divisors is an integer number (923532064).

Almost surely, 223938532244 is an apocalyptic number.

It is an amenable number.

23938532244 is an abundant number, since it is smaller than the sum of its proper divisors (42555776364).

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

23938532244 is a wasteful number, since it uses less digits than its factorization.

23938532244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441405 (or 441400 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 45.

The spelling of 23938532244 in words is "twenty-three billion, nine hundred thirty-eight million, five hundred thirty-two thousand, two hundred forty-four".

Divisors: 1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 137 198 274 396 411 548 822 1233 1507 1644 2466 3014 4521 4932 6028 9042 13563 18084 27126 54252 441247 882494 1323741 1764988 2647482 3971223 4853717 5294964 7942446 9707434 14561151 15884892 19414868 29122302 43683453 58244604 60450839 87366906 120901678 174733812 181352517 241803356 362705034 544057551 664959229 725410068 1088115102 1329918458 1994877687 2176230204 2659836916 3989755374 5984633061 7979510748 11969266122 23938532244