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12450414 = 2315713217
BaseRepresentation
bin101111011111…
…101001101110
3212102112202110
4233133221232
511141403124
61122504450
7210553404
oct57375156
925375673
1012450414
1170341a9
124205126
13276c012
141921474
15115e029
hexbdfa6e

12450414 has 16 divisors (see below), whose sum is σ = 25061328. Its totient is φ = 4123392.

The previous prime is 12450397. The next prime is 12450419. The reversal of 12450414 is 41405421.

It is a happy number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12450419) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 5667 + ... + 7550.

It is an arithmetic number, because the mean of its divisors is an integer number (1566333).

Almost surely, 212450414 is an apocalyptic number.

12450414 is an abundant number, since it is smaller than the sum of its proper divisors (12610914).

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

12450414 is a wasteful number, since it uses less digits than its factorization.

12450414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13379.

The product of its (nonzero) digits is 640, while the sum is 21.

The square root of 12450414 is about 3528.5144182786. The cubic root of 12450414 is about 231.7721579039.

Adding to 12450414 its reverse (41405421), we get a palindrome (53855835).

The spelling of 12450414 in words is "twelve million, four hundred fifty thousand, four hundred fourteen".

Divisors: 1 2 3 6 157 314 471 942 13217 26434 39651 79302 2075069 4150138 6225207 12450414