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14542331 = 413211
BaseRepresentation
bin110111011110…
…010111111011
31000100211022212
4313132113323
512210323311
61235405335
7234415316
oct67362773
930324285
1014542331
118232961
124a5384b
13302223b
141d0797d
151423c8b
hexdde5fb

14542331 has 8 divisors (see below), whose sum is σ = 14976528. Its totient is φ = 14120400.

The previous prime is 14542321. The next prime is 14542349. The reversal of 14542331 is 13324541.

Adding to 14542331 its reverse (13324541), we get a palindrome (27866872).

It is not a de Polignac number, because 14542331 - 26 = 14542267 is a prime.

It is a super-2 number, since 2×145423312 = 422958781827122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14542297 and 14542306.

It is not an unprimeable number, because it can be changed into a prime (14542321) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 68816 + ... + 69026.

It is an arithmetic number, because the mean of its divisors is an integer number (1872066).

Almost surely, 214542331 is an apocalyptic number.

14542331 is a deficient number, since it is larger than the sum of its proper divisors (434197).

14542331 is an frugal number, since it uses more digits than its factorization.

14542331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334 (or 252 counting only the distinct ones).

The product of its digits is 1440, while the sum is 23.

The square root of 14542331 is about 3813.4408347318. The cubic root of 14542331 is about 244.0870143387.

The spelling of 14542331 in words is "fourteen million, five hundred forty-two thousand, three hundred thirty-one".

Divisors: 1 41 211 1681 8651 68921 354691 14542331