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23212341313230 = 235238324883303
BaseRepresentation
bin1010100011100100010110…
…10110111011111011001110
310001012002002222101010200110
411101302023112323323032
511020302333334010410
6121211334040540450
74614015312454026
oct521621326737316
9101162088333613
1023212341313230
11743a331588233
12272a85a181726
13cc4bb6bcb8c4
145a36aa2dca86
152a3c1623e720
hex151c8b5bbece

23212341313230 has 96 divisors (see below), whose sum is σ = 58840609752576. Its totient is φ = 5849492600512.

The previous prime is 23212341313229. The next prime is 23212341313237. The reversal of 23212341313230 is 3231314321232.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23212341313237) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2311759 + ... + 7195061.

It is an arithmetic number, because the mean of its divisors is an integer number (612923018256).

Almost surely, 223212341313230 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 23212341313230, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (29420304876288).

23212341313230 is an abundant number, since it is smaller than the sum of its proper divisors (35628268439346).

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

23212341313230 is a wasteful number, since it uses less digits than its factorization.

23212341313230 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4883502 (or 4883419 counting only the distinct ones).

The product of its (nonzero) digits is 15552, while the sum is 30.

Adding to 23212341313230 its reverse (3231314321232), we get a palindrome (26443655634462).

The spelling of 23212341313230 in words is "twenty-three trillion, two hundred twelve billion, three hundred forty-one million, three hundred thirteen thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 23 30 46 69 83 115 138 166 230 249 345 415 498 690 830 1245 1909 2490 3818 5727 6889 9545 11454 13778 19090 20667 28635 34445 41334 57270 68890 103335 158447 206670 316894 475341 792235 950682 1584470 2376705 4753410 4883303 9766606 14649909 24416515 29299818 48833030 73249545 112315969 146499090 224631938 336947907 405314149 561579845 673895814 810628298 1123159690 1215942447 1684739535 2026570745 2431884894 3369479070 4053141490 6079712235 9322225427 12159424470 18644450854 27966676281 33641074367 46611127135 55933352562 67282148734 93222254270 100923223101 139833381405 168205371835 201846446202 279666762810 336410743670 504616115505 773744710441 1009232231010 1547489420882 2321234131323 3868723552205 4642468262646 7737447104410 11606170656615 23212341313230