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18063085 = 529347359
BaseRepresentation
bin100010011100…
…1111011101101
31020222200220011
41010321323231
514111004320
61443053221
7306351025
oct104717355
936880804
1018063085
11a218077
126071211
133985921
142582a85
1518bc05a
hex1139eed

18063085 has 16 divisors (see below), whose sum is σ = 22550400. Its totient is φ = 13873216.

The previous prime is 18063079. The next prime is 18063107. The reversal of 18063085 is 58036081.

It is a cyclic number.

It is not a de Polignac number, because 18063085 - 29 = 18062573 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 50136 + ... + 50494.

It is an arithmetic number, because the mean of its divisors is an integer number (1409400).

Almost surely, 218063085 is an apocalyptic number.

It is an amenable number.

18063085 is a deficient number, since it is larger than the sum of its proper divisors (4487315).

18063085 is a wasteful number, since it uses less digits than its factorization.

18063085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 740.

The product of its (nonzero) digits is 5760, while the sum is 31.

The square root of 18063085 is about 4250.0688229722. The cubic root of 18063085 is about 262.3799481272.

The spelling of 18063085 in words is "eighteen million, sixty-three thousand, eighty-five".

Divisors: 1 5 29 145 347 359 1735 1795 10063 10411 50315 52055 124573 622865 3612617 18063085