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14020538 = 271001467
BaseRepresentation
bin110101011110…
…111110111010
3222101022120012
4311132332322
512042124123
61220301522
7230113130
oct65367672
928338505
1014020538
117a06924
1248418a2
132b9b89c
141c0d750
15136e378
hexd5efba

14020538 has 8 divisors (see below), whose sum is σ = 24035232. Its totient is φ = 6008796.

The previous prime is 14020519. The next prime is 14020541. The reversal of 14020538 is 83502041.

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

It is a Curzon 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, 500720 + ... + 500747.

It is an arithmetic number, because the mean of its divisors is an integer number (3004404).

Almost surely, 214020538 is an apocalyptic number.

14020538 is a deficient number, since it is larger than the sum of its proper divisors (10014694).

14020538 is a wasteful number, since it uses less digits than its factorization.

14020538 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1001476.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 14020538 is about 3744.4008866573. The cubic root of 14020538 is about 241.1320247896.

Adding to 14020538 its reverse (83502041), we get a palindrome (97522579).

The spelling of 14020538 in words is "fourteen million, twenty thousand, five hundred thirty-eight".

Divisors: 1 2 7 14 1001467 2002934 7010269 14020538