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348131272 = 23124934841
BaseRepresentation
bin10100110000000…
…000111111001000
3220021001220022211
4110300000333020
51203110200042
654313354504
711425031656
oct2460007710
9807056284
10348131272
111695691a5
1298708a34
1357180748
1434341dd6
152086a017
hex14c00fc8

348131272 has 16 divisors (see below), whose sum is σ = 653287500. Its totient is φ = 173921280.

The previous prime is 348131269. The next prime is 348131291. The reversal of 348131272 is 272131843.

It can be written as a sum of positive squares in 2 ways, for example, as 327827236 + 20304036 = 18106^2 + 4506^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7429 + ... + 27412.

Almost surely, 2348131272 is an apocalyptic number.

It is an amenable number.

348131272 is a deficient number, since it is larger than the sum of its proper divisors (305156228).

348131272 is a wasteful number, since it uses less digits than its factorization.

348131272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36096 (or 36092 counting only the distinct ones).

The product of its digits is 8064, while the sum is 31.

The square root of 348131272 is about 18658.2762333502. The cubic root of 348131272 is about 703.4733977296.

The spelling of 348131272 in words is "three hundred forty-eight million, one hundred thirty-one thousand, two hundred seventy-two".

Divisors: 1 2 4 8 1249 2498 4996 9992 34841 69682 139364 278728 43516409 87032818 174065636 348131272