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12242699 = 745099
BaseRepresentation
bin101110101100…
…111100001011
3212000222211022
4232230330023
511113231244
61114223055
7206030000
oct56547413
925028738
1012242699
116a02137
124124a8b
1326c8601
1418a98a7
15111c6ee
hexbacf0b

12242699 has 10 divisors (see below), whose sum is σ = 14285100. Its totient is φ = 10491684.

The previous prime is 12242689. The next prime is 12242719. The reversal of 12242699 is 99624221.

It is not a de Polignac number, because 12242699 - 28 = 12242443 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12242689) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 149 + ... + 4950.

It is an arithmetic number, because the mean of its divisors is an integer number (1428510).

Almost surely, 212242699 is an apocalyptic number.

12242699 is a deficient number, since it is larger than the sum of its proper divisors (2042401).

12242699 is an frugal number, since it uses more digits than its factorization.

12242699 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5127 (or 5106 counting only the distinct ones).

The product of its digits is 15552, while the sum is 35.

The square root of 12242699 is about 3498.9568445467. The cubic root of 12242699 is about 230.4760085011.

The spelling of 12242699 in words is "twelve million, two hundred forty-two thousand, six hundred ninety-nine".

Divisors: 1 7 49 343 2401 5099 35693 249851 1748957 12242699