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207271294 = 2297150333
BaseRepresentation
bin11000101101010…
…11010101111110
3112110000110202121
430112223111332
5411030140134
632322313154
75064530326
oct1426532576
9473013677
10207271294
11a6aa9a9a
12594b87ba
1333c31b49
141d756286
15132e3ab4
hexc5ab57e

207271294 has 16 divisors (see below), whose sum is σ = 326164320. Its totient is φ = 98650720.

The previous prime is 207271261. The next prime is 207271303. The reversal of 207271294 is 492172702.

It is a happy number.

It is a super-2 number, since 2×2072712942 = 85922778632868872, which contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 21049 + ... + 29284.

It is an arithmetic number, because the mean of its divisors is an integer number (20385270).

Almost surely, 2207271294 is an apocalyptic number.

207271294 is a deficient number, since it is larger than the sum of its proper divisors (118893026).

207271294 is a wasteful number, since it uses less digits than its factorization.

207271294 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50435.

The product of its (nonzero) digits is 14112, while the sum is 34.

The square root of 207271294 is about 14396.9196010813. The cubic root of 207271294 is about 591.8064846406.

The spelling of 207271294 in words is "two hundred seven million, two hundred seventy-one thousand, two hundred ninety-four".

Divisors: 1 2 29 58 71 142 2059 4118 50333 100666 1459657 2919314 3573643 7147286 103635647 207271294