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422663275 = 52116314537
BaseRepresentation
bin11001001100010…
…101010001101011
31002110022112000101
4121030111101223
51331200211100
6105535050231
713321402306
oct3114252153
91073275011
10422663275
111a76451a1
12b9670977
1369748018
14401c3b3d
152718d86a
hex1931546b

422663275 has 12 divisors (see below), whose sum is σ = 524589192. Its totient is φ = 337816640.

The previous prime is 422663261. The next prime is 422663323. The reversal of 422663275 is 572366224.

422663275 is a nontrivial binomial coefficient, being equal to C(29075, 2).

It is not a de Polignac number, because 422663275 - 25 = 422663243 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 21807 + ... + 36343.

It is an arithmetic number, because the mean of its divisors is an integer number (43715766).

Almost surely, 2422663275 is an apocalyptic number.

422663275 is the 29074-th triangular number.

422663275 is the 9692-nd centered nonagonal number.

422663275 is a deficient number, since it is larger than the sum of its proper divisors (101925917).

422663275 is a wasteful number, since it uses less digits than its factorization.

422663275 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15710 (or 15705 counting only the distinct ones).

The product of its digits is 120960, while the sum is 37.

The square root of 422663275 is about 20558.7761065682. The cubic root of 422663275 is about 750.4668352854.

The spelling of 422663275 in words is "four hundred twenty-two million, six hundred sixty-three thousand, two hundred seventy-five".

Divisors: 1 5 25 1163 5815 14537 29075 72685 363425 16906531 84532655 422663275