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34930218 = 238370141
BaseRepresentation
bin1000010100111…
…1111000101010
32102201122020210
42011033320222
532420231333
63244401550
7602621241
oct205177052
972648223
1034930218
1118798654
12b8462b6
13731008b
1448d3958
1530eea63
hex214fe2a

34930218 has 16 divisors (see below), whose sum is σ = 70703136. Its totient is φ = 11502960.

The previous prime is 34930213. The next prime is 34930243. The reversal of 34930218 is 81203943.

34930218 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (34930213) by changing a digit.

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, 34573 + ... + 35568.

It is an arithmetic number, because the mean of its divisors is an integer number (4418946).

Almost surely, 234930218 is an apocalyptic number.

34930218 is an abundant number, since it is smaller than the sum of its proper divisors (35772918).

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

34930218 is a wasteful number, since it uses less digits than its factorization.

34930218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70229.

The product of its (nonzero) digits is 5184, while the sum is 30.

The square root of 34930218 is about 5910.1791851009. The cubic root of 34930218 is about 326.8890944303.

The spelling of 34930218 in words is "thirty-four million, nine hundred thirty thousand, two hundred eighteen".

Divisors: 1 2 3 6 83 166 249 498 70141 140282 210423 420846 5821703 11643406 17465109 34930218