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2300312131212 = 2234111341375497
BaseRepresentation
bin100001011110010101010…
…010011001011010001100
322010220111201002210020110
4201132111102121122030
5300142014401144322
64520425424120020
7325122610334064
oct41362522313214
98126451083213
102300312131212
11807614257967
12311995a66010
13138bc2c4a6b4
147d49b2423a4
153ec82c94c0c
hex2179549968c

2300312131212 has 48 divisors (see below), whose sum is σ = 5546964763872. Its totient is φ = 741448888320.

The previous prime is 2300312131133. The next prime is 2300312131223. The reversal of 2300312131212 is 2121312130032.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20632153 + ... + 20743344.

It is an arithmetic number, because the mean of its divisors is an integer number (115561765914).

Almost surely, 22300312131212 is an apocalyptic number.

It is an amenable number.

2300312131212 is an abundant number, since it is smaller than the sum of its proper divisors (3246652632660).

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

2300312131212 is a wasteful number, since it uses less digits than its factorization.

2300312131212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41375658 (or 41375656 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 2300312131212 its reverse (2121312130032), we get a palindrome (4421624261244).

The spelling of 2300312131212 in words is "two trillion, three hundred billion, three hundred twelve million, one hundred thirty-one thousand, two hundred twelve".

Divisors: 1 2 3 4 6 12 41 82 113 123 164 226 246 339 452 492 678 1356 4633 9266 13899 18532 27798 55596 41375497 82750994 124126491 165501988 248252982 496505964 1696395377 3392790754 4675431161 5089186131 6785581508 9350862322 10178372262 14026293483 18701724644 20356744524 28052586966 56105173932 191692677601 383385355202 575078032803 766770710404 1150156065606 2300312131212