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14230715 = 519163919
BaseRepresentation
bin110110010010…
…010010111011
3222202222212112
4312102102323
512120340330
61225002535
7231646652
oct66222273
928688775
1014230715
11803a824
12492344b
132c43455
141c66199
1513b1795
hexd924bb

14230715 has 16 divisors (see below), whose sum is σ = 18105600. Its totient is φ = 10707552.

The previous prime is 14230709. The next prime is 14230729. The reversal of 14230715 is 51703241.

It is a cyclic number.

It is not a de Polignac number, because 14230715 - 26 = 14230651 is a prime.

It is a super-2 number, since 2×142307152 = 405026498822450, which contains 22 as substring.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 15026 + ... + 15944.

It is an arithmetic number, because the mean of its divisors is an integer number (1131600).

Almost surely, 214230715 is an apocalyptic number.

14230715 is a deficient number, since it is larger than the sum of its proper divisors (3874885).

14230715 is a wasteful number, since it uses less digits than its factorization.

14230715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1106.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 14230715 is about 3772.3619921741. The cubic root of 14230715 is about 242.3309623691.

Adding to 14230715 its reverse (51703241), we get a palindrome (65933956).

The spelling of 14230715 in words is "fourteen million, two hundred thirty thousand, seven hundred fifteen".

Divisors: 1 5 19 95 163 815 919 3097 4595 15485 17461 87305 149797 748985 2846143 14230715