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314010281 = 13217109297
BaseRepresentation
bin10010101101110…
…110101010101001
3210212212101010102
4102231312222221
51120341312111
651054155145
710532020604
oct2255665251
9725771112
10314010281
11151283632
12891b2ab5
1350094b00
142d9bd33b
151c87a13b
hex12b76aa9

314010281 has 12 divisors (see below), whose sum is σ = 360027612. Its totient is φ = 272802816.

The previous prime is 314010269. The next prime is 314010311. The reversal of 314010281 is 182010413.

It can be written as a sum of positive squares in 6 ways, for example, as 71149225 + 242861056 = 8435^2 + 15584^2 .

It is not a de Polignac number, because 314010281 - 218 = 313748137 is a prime.

It is a super-2 number, since 2×3140102812 = 197204913147397922, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (314010211) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 51776 + ... + 57521.

It is an arithmetic number, because the mean of its divisors is an integer number (30002301).

Almost surely, 2314010281 is an apocalyptic number.

It is an amenable number.

314010281 is a deficient number, since it is larger than the sum of its proper divisors (46017331).

314010281 is a wasteful number, since it uses less digits than its factorization.

314010281 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 109340 (or 109327 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 20.

The square root of 314010281 is about 17720.3352394925. The cubic root of 314010281 is about 679.6958566332.

Adding to 314010281 its reverse (182010413), we get a palindrome (496020694).

The spelling of 314010281 in words is "three hundred fourteen million, ten thousand, two hundred eighty-one".

Divisors: 1 13 17 169 221 2873 109297 1420861 1858049 18471193 24154637 314010281