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12423366 = 232690187
BaseRepresentation
bin101111011001…
…000011000110
3212101011122200
4233121003012
511140021431
61122135330
7210411504
oct57310306
925334580
1012423366
11701594a
1241b1546
13275c907
141915674
151155ee6
hexbd90c6

12423366 has 12 divisors (see below), whose sum is σ = 26917332. Its totient is φ = 4141116.

The previous prime is 12423361. The next prime is 12423373. The reversal of 12423366 is 66332421.

12423366 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12423361) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 345076 + ... + 345111.

It is an arithmetic number, because the mean of its divisors is an integer number (2243111).

Almost surely, 212423366 is an apocalyptic number.

12423366 is an abundant number, since it is smaller than the sum of its proper divisors (14493966).

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

12423366 is a wasteful number, since it uses less digits than its factorization.

12423366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690195 (or 690192 counting only the distinct ones).

The product of its digits is 5184, while the sum is 27.

The square root of 12423366 is about 3524.6795599033. The cubic root of 12423366 is about 231.6041977995.

Adding to 12423366 its reverse (66332421), we get a palindrome (78755787).

The spelling of 12423366 in words is "twelve million, four hundred twenty-three thousand, three hundred sixty-six".

Divisors: 1 2 3 6 9 18 690187 1380374 2070561 4141122 6211683 12423366