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14263530 = 2354311057
BaseRepresentation
bin110110011010…
…010011101010
3222211122212220
4312122103222
512122413110
61225414510
7232144431
oct66322352
928748786
1014263530
118062446
12493a436
132c55378
141c74118
1513bb370
hexd9a4ea

14263530 has 32 divisors (see below), whose sum is σ = 35031744. Its totient is φ = 3714816.

The previous prime is 14263507. The next prime is 14263541. The reversal of 14263530 is 3536241.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 14263530.

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, 4239 + ... + 6818.

It is an arithmetic number, because the mean of its divisors is an integer number (1094742).

Almost surely, 214263530 is an apocalyptic number.

14263530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14263530 is an abundant number, since it is smaller than the sum of its proper divisors (20768214).

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

14263530 is a wasteful number, since it uses less digits than its factorization.

14263530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11110.

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 14263530 is about 3776.7088847302. The cubic root of 14263530 is about 242.5170852737.

Adding to 14263530 its reverse (3536241), we get a palindrome (17799771).

The spelling of 14263530 in words is "fourteen million, two hundred sixty-three thousand, five hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 43 86 129 215 258 430 645 1290 11057 22114 33171 55285 66342 110570 165855 331710 475451 950902 1426353 2377255 2852706 4754510 7131765 14263530