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31344130204343 = 112259042398383
BaseRepresentation
bin1110010000001110111111…
…01111110010001010110111
311002222110200022210212102222
413020013133233302022313
513102020234313014333
6150355143350152555
76413352523536515
oct710073757621267
9132873608725388
1031344130204343
119a94a753a6a00
12362285195275b
13146497b198128
147a50c786b4b5
153954ed0ca298
hex1c81dfbf22b7

31344130204343 has 6 divisors (see below), whose sum is σ = 34452638985072. Its totient is φ = 28494663822020.

The previous prime is 31344130204291. The next prime is 31344130204363. The reversal of 31344130204343 is 34340203144313.

It is not a de Polignac number, because 31344130204343 - 26 = 31344130204279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31344130204363) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 129521199071 + ... + 129521199312.

It is an arithmetic number, because the mean of its divisors is an integer number (5742106497512).

Almost surely, 231344130204343 is an apocalyptic number.

31344130204343 is a deficient number, since it is larger than the sum of its proper divisors (3108508780729).

31344130204343 is a wasteful number, since it uses less digits than its factorization.

31344130204343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259042398405 (or 259042398394 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 35.

Adding to 31344130204343 its reverse (34340203144313), we get a palindrome (65684333348656).

The spelling of 31344130204343 in words is "thirty-one trillion, three hundred forty-four billion, one hundred thirty million, two hundred four thousand, three hundred forty-three".

Divisors: 1 11 121 259042398383 2849466382213 31344130204343