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1323143133260 = 2251334071493693
BaseRepresentation
bin10011010000010001011…
…110011111100001001100
311200111021010020102201212
4103100101132133201030
5133134244120231020
62451502113153552
7164410502031164
oct23202136374114
94614233212655
101323143133260
11470161893803
12194525b5b8b8
1397a05a1cb30
144807d0955a4
1524640aa9cc5
hex1341179f84c

1323143133260 has 48 divisors (see below), whose sum is σ = 2993219381376. Its totient is φ = 488401435392.

The previous prime is 1323143133253. The next prime is 1323143133313. The reversal of 1323143133260 is 623313413231.

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, 138974 + ... + 1632666.

It is an arithmetic number, because the mean of its divisors is an integer number (62358737112).

Almost surely, 21323143133260 is an apocalyptic number.

1323143133260 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1323143133260 is an abundant number, since it is smaller than the sum of its proper divisors (1670076248116).

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

1323143133260 is a wasteful number, since it uses less digits than its factorization.

1323143133260 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1497122 (or 1497120 counting only the distinct ones).

The product of its (nonzero) digits is 23328, while the sum is 32.

Adding to 1323143133260 its reverse (623313413231), we get a palindrome (1946456546491).

The spelling of 1323143133260 in words is "one trillion, three hundred twenty-three billion, one hundred forty-three million, one hundred thirty-three thousand, two hundred sixty".

Divisors: 1 2 4 5 10 13 20 26 52 65 130 260 3407 6814 13628 17035 34070 44291 68140 88582 177164 221455 442910 885820 1493693 2987386 5974772 7468465 14936930 19418009 29873860 38836018 77672036 97090045 194180090 388360180 5089012051 10178024102 20356048204 25445060255 50890120510 66157156663 101780241020 132314313326 264628626652 330785783315 661571566630 1323143133260