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18982483 = 135924749
BaseRepresentation
bin100100001101…
…0011001010011
31022201102001221
41020122121103
514324414413
61514505511
7320230342
oct110323123
938642057
1018982483
11a795903
126435297
133c18250
142741b59
1519ee68d
hex121a653

18982483 has 8 divisors (see below), whose sum is σ = 20790000. Its totient is φ = 17224608.

The previous prime is 18982477. The next prime is 18982487. The reversal of 18982483 is 38428981.

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

It is a cyclic number.

It is not a de Polignac number, because 18982483 - 221 = 16885331 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (18982487) 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 7 ways as a sum of consecutive naturals, for example, 11608 + ... + 13141.

It is an arithmetic number, because the mean of its divisors is an integer number (2598750).

Almost surely, 218982483 is an apocalyptic number.

18982483 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

18982483 is a deficient number, since it is larger than the sum of its proper divisors (1807517).

18982483 is a wasteful number, since it uses less digits than its factorization.

18982483 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24821.

The product of its digits is 110592, while the sum is 43.

The square root of 18982483 is about 4356.8891424961. The cubic root of 18982483 is about 266.7581354622.

The spelling of 18982483 in words is "eighteen million, nine hundred eighty-two thousand, four hundred eighty-three".

Divisors: 1 13 59 767 24749 321737 1460191 18982483