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345200212 = 22717477057
BaseRepresentation
bin10100100100110…
…101011001010100
3220001112222200001
4110210311121110
51201332401322
654130501044
711361103420
oct2444653124
9801488601
10345200212
11167947035
1297734784
13566955a6
1433bbbb80
152048b827
hex14935654

345200212 has 24 divisors (see below), whose sum is σ = 690893504. Its totient is φ = 147837312.

The previous prime is 345200203. The next prime is 345200239. The reversal of 345200212 is 212002543.

It is a self number, because there is not a number n which added to its sum of digits gives 345200212.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45388 + ... + 52444.

Almost surely, 2345200212 is an apocalyptic number.

It is an amenable number.

345200212 is an abundant number, since it is smaller than the sum of its proper divisors (345693292).

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

345200212 is a wasteful number, since it uses less digits than its factorization.

345200212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8815 (or 8813 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 345200212 is about 18579.5643651836. The cubic root of 345200212 is about 701.4935538719.

Adding to 345200212 its reverse (212002543), we get a palindrome (557202755).

The spelling of 345200212 in words is "three hundred forty-five million, two hundred thousand, two hundred twelve".

Divisors: 1 2 4 7 14 28 1747 3494 6988 7057 12229 14114 24458 28228 48916 49399 98798 197596 12328579 24657158 49314316 86300053 172600106 345200212