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34284189 = 3171935381
BaseRepresentation
bin1000001011001…
…0001010011101
32101111211001210
42002302022131
532234043224
63222455033
7564260622
oct202621235
971454053
1034284189
1118397245
12b594479
137145004
1447a6349
153023429
hex20b229d

34284189 has 16 divisors (see below), whose sum is σ = 50950080. Its totient is φ = 20378880.

The previous prime is 34284179. The next prime is 34284199. The reversal of 34284189 is 98148243.

It is an interprime number because it is at equal distance from previous prime (34284179) and next prime (34284199).

It is not a de Polignac number, because 34284189 - 29 = 34283677 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (34284149) 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, 16722 + ... + 18659.

It is an arithmetic number, because the mean of its divisors is an integer number (3184380).

Almost surely, 234284189 is an apocalyptic number.

It is an amenable number.

34284189 is a deficient number, since it is larger than the sum of its proper divisors (16665891).

34284189 is a wasteful number, since it uses less digits than its factorization.

34284189 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35420.

The product of its digits is 55296, while the sum is 39.

The square root of 34284189 is about 5855.2701901791. The cubic root of 34284189 is about 324.8612867608.

The spelling of 34284189 in words is "thirty-four million, two hundred eighty-four thousand, one hundred eighty-nine".

Divisors: 1 3 17 19 51 57 323 969 35381 106143 601477 672239 1804431 2016717 11428063 34284189