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311323003132 = 2279985199377
BaseRepresentation
bin1001000011111000100…
…11000000100011111100
31002202120122011011222111
410201330103000203330
520100042142100012
6355004140223404
731330605602311
oct4417423004374
91082518134874
10311323003132
111100387a0129
125040553ab64
132348594936b
14110d4c92d08
1581717a2ba7
hex487c4c08fc

311323003132 has 12 divisors (see below), whose sum is σ = 551711651680. Its totient is φ = 153691102656.

The previous prime is 311323003087. The next prime is 311323003141. The reversal of 311323003132 is 231300323113.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 492599373 + ... + 492600004.

Almost surely, 2311323003132 is an apocalyptic number.

It is an amenable number.

311323003132 is a deficient number, since it is larger than the sum of its proper divisors (240388648548).

311323003132 is a wasteful number, since it uses less digits than its factorization.

311323003132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 985199460 (or 985199458 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 22.

Adding to 311323003132 its reverse (231300323113), we get a palindrome (542623326245).

The spelling of 311323003132 in words is "three hundred eleven billion, three hundred twenty-three million, three thousand, one hundred thirty-two".

Divisors: 1 2 4 79 158 316 985199377 1970398754 3940797508 77830750783 155661501566 311323003132