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18119060 = 2252713343
BaseRepresentation
bin100010100011…
…1100110010100
31021002112200022
41011013212110
514114302220
61444204312
7310003151
oct105074624
937075608
1018119060
11a256133
126099698
1339a524b
142599228
1518cd925
hex1147994

18119060 has 24 divisors (see below), whose sum is σ = 38201856. Its totient is φ = 7218720.

The previous prime is 18119051. The next prime is 18119063. The reversal of 18119060 is 6091181.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18119063) 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, 3749 + ... + 7091.

It is an arithmetic number, because the mean of its divisors is an integer number (1591744).

Almost surely, 218119060 is an apocalyptic number.

18119060 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

18119060 is an abundant number, since it is smaller than the sum of its proper divisors (20082796).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

18119060 is a wasteful number, since it uses less digits than its factorization.

18119060 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3623 (or 3621 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 26.

The square root of 18119060 is about 4256.6489166949. The cubic root of 18119060 is about 262.6506950301.

The spelling of 18119060 in words is "eighteen million, one hundred nineteen thousand, sixty".

Divisors: 1 2 4 5 10 20 271 542 1084 1355 2710 3343 5420 6686 13372 16715 33430 66860 905953 1811906 3623812 4529765 9059530 18119060