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312113303 is a prime number
BaseRepresentation
bin10010100110100…
…111100010010111
3210202021222221222
4102212213202113
51114400111203
650545400555
710506630215
oct2246474227
9722258858
10312113303
111501a8387
128863915b
134c87c538
142d647cb5
151c603038
hex129a7897

312113303 has 2 divisors, whose sum is σ = 312113304. Its totient is φ = 312113302.

The previous prime is 312113297. The next prime is 312113317. The reversal of 312113303 is 303311213.

It is a weak prime.

It is an emirp because it is prime and its reverse (303311213) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 312113303 - 24 = 312113287 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (312113383) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156056651 + 156056652.

It is an arithmetic number, because the mean of its divisors is an integer number (156056652).

Almost surely, 2312113303 is an apocalyptic number.

312113303 is a deficient number, since it is larger than the sum of its proper divisors (1).

312113303 is an equidigital number, since it uses as much as digits as its factorization.

312113303 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 162, while the sum is 17.

The square root of 312113303 is about 17666.7287011489. The cubic root of 312113303 is about 678.3243800404.

Adding to 312113303 its reverse (303311213), we get a palindrome (615424516).

The spelling of 312113303 in words is "three hundred twelve million, one hundred thirteen thousand, three hundred three".