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23305214 = 234733581
BaseRepresentation
bin101100011100…
…1101111111110
31121212000202002
41120321233332
521431231324
62151302302
7402043142
oct130715776
947760662
1023305214
1112178609
12797a992
134a9c98a
143149222
1520a53ae
hex1639bfe

23305214 has 8 divisors (see below), whose sum is σ = 35059608. Its totient is φ = 11618680.

The previous prime is 23305201. The next prime is 23305223. The reversal of 23305214 is 41250332.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16097 + ... + 17484.

It is an arithmetic number, because the mean of its divisors is an integer number (4382451).

Almost surely, 223305214 is an apocalyptic number.

23305214 is a deficient number, since it is larger than the sum of its proper divisors (11754394).

23305214 is a wasteful number, since it uses less digits than its factorization.

23305214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33930.

The product of its (nonzero) digits is 720, while the sum is 20.

The square root of 23305214 is about 4827.5474104352. The cubic root of 23305214 is about 285.6391278741.

Adding to 23305214 its reverse (41250332), we get a palindrome (64555546).

The spelling of 23305214 in words is "twenty-three million, three hundred five thousand, two hundred fourteen".

Divisors: 1 2 347 694 33581 67162 11652607 23305214