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18250150 = 252365003
BaseRepresentation
bin100010110011…
…1100110100110
31021100012111111
41011213212212
514133001100
61451055234
7311060302
oct105474646
937305444
1018250150
11a335676
12614151a
133a1cb09
1425d0d02
1519076ba
hex11679a6

18250150 has 12 divisors (see below), whose sum is σ = 33945372. Its totient is φ = 7300040.

The previous prime is 18250121. The next prime is 18250153. The reversal of 18250150 is 5105281.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (18250153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 182452 + ... + 182551.

It is an arithmetic number, because the mean of its divisors is an integer number (2828781).

Almost surely, 218250150 is an apocalyptic number.

18250150 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

18250150 is a deficient number, since it is larger than the sum of its proper divisors (15695222).

18250150 is a wasteful number, since it uses less digits than its factorization.

18250150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 365015 (or 365010 counting only the distinct ones).

The product of its (nonzero) digits is 400, while the sum is 22.

The square root of 18250150 is about 4272.0194287948. The cubic root of 18250150 is about 263.2825927268.

The spelling of 18250150 in words is "eighteen million, two hundred fifty thousand, one hundred fifty".

Divisors: 1 2 5 10 25 50 365003 730006 1825015 3650030 9125075 18250150