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14014530 = 2325155717
BaseRepresentation
bin110101011101…
…100001000010
3222101000022200
4311131201002
512041431110
61220214030
7230056455
oct65354102
928330280
1014014530
117a02362
12483a316
132b98c2a
141c0b49c
15136c6c0
hexd5d842

14014530 has 24 divisors (see below), whose sum is σ = 36438012. Its totient is φ = 3737184.

The previous prime is 14014529. The next prime is 14014531. The reversal of 14014530 is 3541041.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14014529) and next prime (14014531).

It can be written as a sum of positive squares in 2 ways, for example, as 12552849 + 1461681 = 3543^2 + 1209^2 .

It is a super-2 number, since 2×140145302 = 392814102241800, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (14014531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 77769 + ... + 77948.

Almost surely, 214014530 is an apocalyptic number.

14014530 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14014530 is an abundant number, since it is smaller than the sum of its proper divisors (22423482).

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

14014530 is a wasteful number, since it uses less digits than its factorization.

14014530 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155730 (or 155727 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 14014530 is about 3743.5985361681. The cubic root of 14014530 is about 241.0975770343.

Adding to 14014530 its reverse (3541041), we get a palindrome (17555571).

The spelling of 14014530 in words is "fourteen million, fourteen thousand, five hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 155717 311434 467151 778585 934302 1401453 1557170 2335755 2802906 4671510 7007265 14014530