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14389230 = 2352931637
BaseRepresentation
bin110110111000…
…111111101110
31000002001022110
4312320333232
512140423410
61232224450
7233210052
oct66707756
930061273
1014389230
118138929
12499b126
132c9a64b
141ca7c62
1513e3720
hexdb8fee

14389230 has 32 divisors (see below), whose sum is σ = 34673184. Its totient is φ = 3821696.

The previous prime is 14389217. The next prime is 14389231. The reversal of 14389230 is 3298341.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14389231) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 7972 + ... + 9608.

It is an arithmetic number, because the mean of its divisors is an integer number (1083537).

Almost surely, 214389230 is an apocalyptic number.

14389230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14389230 is an abundant number, since it is smaller than the sum of its proper divisors (20283954).

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

14389230 is a wasteful number, since it uses less digits than its factorization.

14389230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1940.

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

The square root of 14389230 is about 3793.3138546659. The cubic root of 14389230 is about 243.2274116256.

The spelling of 14389230 in words is "fourteen million, three hundred eighty-nine thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 293 586 879 1465 1637 1758 2930 3274 4395 4911 8185 8790 9822 16370 24555 49110 479641 959282 1438923 2398205 2877846 4796410 7194615 14389230