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83304213 = 335277873
BaseRepresentation
bin1001111011100…
…01111100010101
312210202021220020
410331301330111
5132311213323
612133255353
72031034266
oct475617425
9183667806
1083304213
1143028763
1223a94559
1314349345
14b0c696d
1574a7ae3
hex4f71f15

83304213 has 8 divisors (see below), whose sum is σ = 111117888. Its totient is φ = 55513344.

The previous prime is 83304209. The next prime is 83304241. The reversal of 83304213 is 31240338.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 83304213 - 22 = 83304209 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (83304293) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6645 + ... + 14517.

It is an arithmetic number, because the mean of its divisors is an integer number (13889736).

Almost surely, 283304213 is an apocalyptic number.

It is an amenable number.

83304213 is a deficient number, since it is larger than the sum of its proper divisors (27813675).

83304213 is a wasteful number, since it uses less digits than its factorization.

83304213 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11403.

The product of its (nonzero) digits is 1728, while the sum is 24.

The square root of 83304213 is about 9127.1141660439. The cubic root of 83304213 is about 436.7393485320.

The spelling of 83304213 in words is "eighty-three million, three hundred four thousand, two hundred thirteen".

Divisors: 1 3 3527 7873 10581 23619 27768071 83304213