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345250563 = 37139118277
BaseRepresentation
bin10100100101000…
…001101100000011
3220001122112201220
4110211001230003
51201341004223
654131530123
711361403260
oct2445015403
9801575656
10345250563
11167980949
1297759943
13566b2498
1433bd2267
152049b6e3
hex14941b03

345250563 has 16 divisors (see below), whose sum is σ = 529885440. Its totient is φ = 195865056.

The previous prime is 345250561. The next prime is 345250567. The reversal of 345250563 is 365052543.

It is not a de Polignac number, because 345250563 - 21 = 345250561 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is not an unprimeable number, because it can be changed into a prime (345250561) 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 15 ways as a sum of consecutive naturals, for example, 56220 + ... + 62057.

It is an arithmetic number, because the mean of its divisors is an integer number (33117840).

Almost surely, 2345250563 is an apocalyptic number.

345250563 is a deficient number, since it is larger than the sum of its proper divisors (184634877).

345250563 is a wasteful number, since it uses less digits than its factorization.

345250563 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118426.

The product of its (nonzero) digits is 54000, while the sum is 33.

The square root of 345250563 is about 18580.9193260183. The cubic root of 345250563 is about 701.5276588961.

The spelling of 345250563 in words is "three hundred forty-five million, two hundred fifty thousand, five hundred sixty-three".

Divisors: 1 3 7 21 139 417 973 2919 118277 354831 827939 2483817 16440503 49321509 115083521 345250563