[go: up one dir, main page]

Search a number
-
+
12516324 = 22323101449
BaseRepresentation
bin101111101111…
…101111100100
3212112220011120
4233233233210
511201010244
61124133540
7211246512
oct57575744
925486146
1012516324
117079777
1242372b0
132793012
14193b4b2
151173819
hexbefbe4

12516324 has 48 divisors (see below), whose sum is σ = 30844800. Its totient is φ = 3942400.

The previous prime is 12516299. The next prime is 12516341. The reversal of 12516324 is 42361521.

It is a junction number, because it is equal to n+sod(n) for n = 12516294 and 12516303.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27652 + ... + 28100.

It is an arithmetic number, because the mean of its divisors is an integer number (642600).

Almost surely, 212516324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12516324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15422400).

12516324 is an abundant number, since it is smaller than the sum of its proper divisors (18328476).

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

12516324 is a wasteful number, since it uses less digits than its factorization.

12516324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 578 counting only the distinct ones).

The product of its digits is 1440, while the sum is 24.

The square root of 12516324 is about 3537.8417149443. The cubic root of 12516324 is about 232.1804234635.

Adding to 12516324 its reverse (42361521), we get a palindrome (54877845).

The spelling of 12516324 in words is "twelve million, five hundred sixteen thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 12 23 46 69 92 101 138 202 276 303 404 449 606 898 1212 1347 1796 2323 2694 4646 5388 6969 9292 10327 13938 20654 27876 30981 41308 45349 61962 90698 123924 136047 181396 272094 544188 1043027 2086054 3129081 4172108 6258162 12516324