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345253266 = 2342131193
BaseRepresentation
bin10100100101000…
…010010110010010
3220001122200110000
4110211002112102
51201341101031
654131550430
711361414201
oct2445022622
9801580400
10345253266
11167982986
129775b416
13566b3797
1433bd3238
152049c3e6
hex14942592

345253266 has 20 divisors (see below), whose sum is σ = 773623422. Its totient is φ = 115084368.

The previous prime is 345253213. The next prime is 345253267. The reversal of 345253266 is 662352543.

345253266 is a `hidden beast` number, since 345 + 2 + 53 + 266 = 666.

It can be written as a sum of positive squares in only one way, i.e., 243828225 + 101425041 = 15615^2 + 10071^2 .

It is a zygodrome in base 3.

It is a self number, because there is not a number n which added to its sum of digits gives 345253266.

It is not an unprimeable number, because it can be changed into a prime (345253267) by changing a digit.

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 9 ways as a sum of consecutive naturals, for example, 1065435 + ... + 1065758.

Almost surely, 2345253266 is an apocalyptic number.

345253266 is an abundant number, since it is smaller than the sum of its proper divisors (428370156).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

345253266 is a wasteful number, since it uses less digits than its factorization.

345253266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2131207 (or 2131198 counting only the distinct ones).

The product of its digits is 129600, while the sum is 36.

The square root of 345253266 is about 18580.9920617818. The cubic root of 345253266 is about 701.5294896672.

The spelling of 345253266 in words is "three hundred forty-five million, two hundred fifty-three thousand, two hundred sixty-six".