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12063240 = 2332574787
BaseRepresentation
bin101110000001…
…001000001000
3211200212122200
4232001020020
511042010430
61110320200
7204351540
oct56011010
924625580
1012063240
11689a322
124059060
132664a17
141860320
1510d4460
hexb81208

12063240 has 96 divisors (see below), whose sum is σ = 44815680. Its totient is φ = 2756736.

The previous prime is 12063229. The next prime is 12063241. The reversal of 12063240 is 4236021.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (12063241) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 127 + ... + 4913.

It is an arithmetic number, because the mean of its divisors is an integer number (466830).

Almost surely, 212063240 is an apocalyptic number.

12063240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12063240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22407840).

12063240 is an abundant number, since it is smaller than the sum of its proper divisors (32752440).

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

12063240 is a wasteful number, since it uses less digits than its factorization.

12063240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4811 (or 4804 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 12063240 is about 3473.2175284597. The cubic root of 12063240 is about 229.3443203528.

Adding to 12063240 its reverse (4236021), we get a palindrome (16299261).

The spelling of 12063240 in words is "twelve million, sixty-three thousand, two hundred forty".

Divisors: 1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 56 60 63 70 72 84 90 105 120 126 140 168 180 210 252 280 315 360 420 504 630 840 1260 2520 4787 9574 14361 19148 23935 28722 33509 38296 43083 47870 57444 67018 71805 86166 95740 100527 114888 134036 143610 167545 172332 191480 201054 215415 268072 287220 301581 335090 344664 402108 430830 502635 574440 603162 670180 804216 861660 1005270 1206324 1340360 1507905 1723320 2010540 2412648 3015810 4021080 6031620 12063240