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18341342 = 29794543
BaseRepresentation
bin100010111110…
…1110111011110
31021111211120222
41011331313132
514143410332
61453041342
7311620205
oct105756736
937454528
1018341342
11a398138
126186252
133a52486
14261623c
151924712
hex117ddde

18341342 has 8 divisors (see below), whose sum is σ = 27795936. Its totient is φ = 9076032.

The previous prime is 18341341. The next prime is 18341347. The reversal of 18341342 is 24314381.

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

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18341341) by changing a digit.

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, 47078 + ... + 47465.

It is an arithmetic number, because the mean of its divisors is an integer number (3474492).

Almost surely, 218341342 is an apocalyptic number.

18341342 is a deficient number, since it is larger than the sum of its proper divisors (9454594).

18341342 is an equidigital number, since it uses as much as digits as its factorization.

18341342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94642.

The product of its digits is 2304, while the sum is 26.

The square root of 18341342 is about 4282.6793015588. The cubic root of 18341342 is about 263.7203861542.

The spelling of 18341342 in words is "eighteen million, three hundred forty-one thousand, three hundred forty-two".

Divisors: 1 2 97 194 94543 189086 9170671 18341342