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14242477 = 43932443
BaseRepresentation
bin110110010101…
…001010101101
3222210121000011
4312111022231
512121224402
61225133221
7232026154
oct66251255
928717004
1014242477
118048647
12492a211
132c48902
141c6a59b
1513b4ed7
hexd952ad

14242477 has 4 divisors (see below), whose sum is σ = 14275360. Its totient is φ = 14209596.

The previous prime is 14242469. The next prime is 14242489. The reversal of 14242477 is 77424241.

14242477 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77424241 = 90785363.

It is a cyclic number.

It is not a de Polignac number, because 14242477 - 23 = 14242469 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14242427) by changing a digit.

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 3 ways as a sum of consecutive naturals, for example, 15783 + ... + 16660.

It is an arithmetic number, because the mean of its divisors is an integer number (3568840).

Almost surely, 214242477 is an apocalyptic number.

It is an amenable number.

14242477 is a deficient number, since it is larger than the sum of its proper divisors (32883).

14242477 is an equidigital number, since it uses as much as digits as its factorization.

14242477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32882.

The product of its digits is 12544, while the sum is 31.

The square root of 14242477 is about 3773.9206403951. The cubic root of 14242477 is about 242.3977079463.

The spelling of 14242477 in words is "fourteen million, two hundred forty-two thousand, four hundred seventy-seven".

Divisors: 1 439 32443 14242477