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18073126 = 210638501
BaseRepresentation
bin100010011110…
…0011000100110
31021000012200001
41010330120212
514111320001
61443211514
7306422221
oct104743046
937005601
1018073126
11a224675
126076b9a
13398a376
1425865b8
1518c0001
hex113c626

18073126 has 8 divisors (see below), whose sum is σ = 27138384. Its totient is φ = 9027000.

The previous prime is 18073103. The next prime is 18073127. The reversal of 18073126 is 62137081.

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

It is a junction number, because it is equal to n+sod(n) for n = 18073094 and 18073103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18073127) 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 3 ways as a sum of consecutive naturals, for example, 2125 + ... + 6376.

It is an arithmetic number, because the mean of its divisors is an integer number (3392298).

Almost surely, 218073126 is an apocalyptic number.

18073126 is the 2126-th decagonal number.

18073126 is a deficient number, since it is larger than the sum of its proper divisors (9065258).

18073126 is a wasteful number, since it uses less digits than its factorization.

18073126 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9566.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 18073126 is about 4251.2499338430. The cubic root of 18073126 is about 262.4285568235.

The spelling of 18073126 in words is "eighteen million, seventy-three thousand, one hundred twenty-six".

Divisors: 1 2 1063 2126 8501 17002 9036563 18073126