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275815313 is a prime number
BaseRepresentation
bin10000011100001…
…001101110010001
3201012222212110222
4100130021232101
51031102042223
643211402425
76556251164
oct2034115621
9635885428
10275815313
11131766144
1278453415
13451b0a37
14288b9adb
15193330c8
hex10709b91

275815313 has 2 divisors, whose sum is σ = 275815314. Its totient is φ = 275815312.

The previous prime is 275815303. The next prime is 275815409. The reversal of 275815313 is 313518572.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 267387904 + 8427409 = 16352^2 + 2903^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-275815313 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (275815303) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 137907656 + 137907657.

It is an arithmetic number, because the mean of its divisors is an integer number (137907657).

Almost surely, 2275815313 is an apocalyptic number.

It is an amenable number.

275815313 is a deficient number, since it is larger than the sum of its proper divisors (1).

275815313 is an equidigital number, since it uses as much as digits as its factorization.

275815313 is an evil number, because the sum of its binary digits is even.

The product of its digits is 25200, while the sum is 35.

The square root of 275815313 is about 16607.6883701495. The cubic root of 275815313 is about 650.9377494249.

The spelling of 275815313 in words is "two hundred seventy-five million, eight hundred fifteen thousand, three hundred thirteen".