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34145288 = 2318123581
BaseRepresentation
bin1000001001000…
…0010000001000
32101020202112022
42002100100020
532220122123
63215504012
7563141642
oct202202010
971222468
1034145288
1118301951
12b528008
1370c6a18
14476b892
152ee71c8
hex2090408

34145288 has 16 divisors (see below), whose sum is σ = 64378860. Its totient is φ = 16977600.

The previous prime is 34145273. The next prime is 34145297. The reversal of 34145288 is 88254143.

It can be written as a sum of positive squares in 2 ways, for example, as 27478564 + 6666724 = 5242^2 + 2582^2 .

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10343 + ... + 13238.

Almost surely, 234145288 is an apocalyptic number.

It is an amenable number.

34145288 is a deficient number, since it is larger than the sum of its proper divisors (30233572).

34145288 is a wasteful number, since it uses less digits than its factorization.

34145288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 23768 (or 23764 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 34145288 is about 5843.3969572501. The cubic root of 34145288 is about 324.4219721652.

The spelling of 34145288 in words is "thirty-four million, one hundred forty-five thousand, two hundred eighty-eight".

Divisors: 1 2 4 8 181 362 724 1448 23581 47162 94324 188648 4268161 8536322 17072644 34145288