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12240498 = 236730449
BaseRepresentation
bin101110101100…
…011001110010
3212000212210210
4232230121302
511113143443
61114204550
7206020404
oct56543162
925025723
1012240498
116a00516
124123756
1326c75ca
1418a8b74
15111bc33
hexbac672

12240498 has 16 divisors (see below), whose sum is σ = 24847200. Its totient is φ = 4019136.

The previous prime is 12240469. The next prime is 12240511. The reversal of 12240498 is 89404221.

It is an unprimeable number.

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, 14823 + ... + 15626.

It is an arithmetic number, because the mean of its divisors is an integer number (1552950).

Almost surely, 212240498 is an apocalyptic number.

12240498 is an abundant number, since it is smaller than the sum of its proper divisors (12606702).

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

12240498 is a wasteful number, since it uses less digits than its factorization.

12240498 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30521.

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

The square root of 12240498 is about 3498.6423080961. The cubic root of 12240498 is about 230.4621959668.

The spelling of 12240498 in words is "twelve million, two hundred forty thousand, four hundred ninety-eight".

Divisors: 1 2 3 6 67 134 201 402 30449 60898 91347 182694 2040083 4080166 6120249 12240498