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12483138 = 233675669
BaseRepresentation
bin101111100111…
…101001000010
3212111012122110
4233213221002
511143430023
61123320150
7211050663
oct57475102
925435573
1012483138
117056848
124220056
132780b95
14192d36a
151168a93
hexbe7a42

12483138 has 16 divisors (see below), whose sum is σ = 25038720. Its totient is φ = 4148976.

The previous prime is 12483131. The next prime is 12483167. The reversal of 12483138 is 83138421.

It is not an unprimeable number, because it can be changed into a prime (12483131) 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 7 ways as a sum of consecutive naturals, for example, 633 + ... + 5036.

It is an arithmetic number, because the mean of its divisors is an integer number (1564920).

Almost surely, 212483138 is an apocalyptic number.

12483138 is an abundant number, since it is smaller than the sum of its proper divisors (12555582).

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

12483138 is a wasteful number, since it uses less digits than its factorization.

12483138 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6041.

The product of its digits is 4608, while the sum is 30.

The square root of 12483138 is about 3533.1484542827. The cubic root of 12483138 is about 231.9750394272.

It can be divided in two parts, 12483 and 138, that added together give a palindrome (12621).

The spelling of 12483138 in words is "twelve million, four hundred eighty-three thousand, one hundred thirty-eight".

Divisors: 1 2 3 6 367 734 1101 2202 5669 11338 17007 34014 2080523 4161046 6241569 12483138