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323131230006 = 231312893213893
BaseRepresentation
bin1001011001111000001…
…11110100011100110110
31010220001120102021001120
410230330013310130312
520243233043330011
6404235555404410
732226331064604
oct4547407643466
91126046367046
10323131230006
11115048178812
125275bbb3706
1324618147360
14118d5230874
158613291a06
hex4b3c1f4736

323131230006 has 32 divisors (see below), whose sum is σ = 696515107680. Its totient is φ = 99347829504.

The previous prime is 323131230001. The next prime is 323131230013. The reversal of 323131230006 is 600032131323.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (323131230001) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1506405 + ... + 1707488.

It is an arithmetic number, because the mean of its divisors is an integer number (21766097115).

Almost surely, 2323131230006 is an apocalyptic number.

323131230006 is an abundant number, since it is smaller than the sum of its proper divisors (373383877674).

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

323131230006 is a wasteful number, since it uses less digits than its factorization.

323131230006 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3215200.

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 323131230006 its reverse (600032131323), we get a palindrome (923163361329).

The spelling of 323131230006 in words is "three hundred twenty-three billion, one hundred thirty-one million, two hundred thirty thousand, six".

Divisors: 1 2 3 6 13 26 39 78 1289 2578 3867 7734 16757 33514 50271 100542 3213893 6427786 9641679 19283358 41780609 83561218 125341827 250683654 4142708077 8285416154 12428124231 24856248462 53855205001 107710410002 161565615003 323131230006