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10182018 = 2371122039
BaseRepresentation
bin100110110101…
…110110000010
3201011022002210
4212311312002
510101311033
61002122550
7152355120
oct46656602
921138083
1010182018
1158249a0
1234b0456
132156682
1414d0910
15d61d63
hex9b5d82

10182018 has 32 divisors (see below), whose sum is σ = 25390080. Its totient is φ = 2644560.

The previous prime is 10181999. The next prime is 10182023. The reversal of 10182018 is 81028101.

10182018 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10181985 and 10182003.

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, 10558 + ... + 11481.

It is an arithmetic number, because the mean of its divisors is an integer number (793440).

Almost surely, 210182018 is an apocalyptic number.

10182018 is an abundant number, since it is smaller than the sum of its proper divisors (15208062).

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

10182018 is a wasteful number, since it uses less digits than its factorization.

10182018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22062.

The product of its (nonzero) digits is 128, while the sum is 21.

The square root of 10182018 is about 3190.9274513846. The cubic root of 10182018 is about 216.7427703728.

The spelling of 10182018 in words is "ten million, one hundred eighty-two thousand, eighteen".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 22039 44078 66117 132234 154273 242429 308546 462819 484858 727287 925638 1454574 1697003 3394006 5091009 10182018