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12093345 = 3251122221
BaseRepresentation
bin101110001000…
…011110100001
3211202101221200
4232020132201
511043441340
61111111413
7204535365
oct56103641
924671850
1012093345
11690aa00
124072569
132675634
14186b2a5
1510dd330
hexb887a1

12093345 has 36 divisors (see below), whose sum is σ = 23051028. Its totient is φ = 5860800.

The previous prime is 12093337. The next prime is 12093371. The reversal of 12093345 is 54339021.

It can be written as a sum of positive squares in 2 ways, for example, as 6290064 + 5803281 = 2508^2 + 2409^2 .

It is not a de Polignac number, because 12093345 - 23 = 12093337 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 4335 + ... + 6555.

Almost surely, 212093345 is an apocalyptic number.

12093345 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12093345 is a deficient number, since it is larger than the sum of its proper divisors (10957683).

12093345 is a wasteful number, since it uses less digits than its factorization.

12093345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2254 (or 2240 counting only the distinct ones).

The product of its (nonzero) digits is 3240, while the sum is 27.

The square root of 12093345 is about 3477.5487056258. The cubic root of 12093345 is about 229.5349456234.

It can be divided in two parts, 1209 and 3345, that added together give a palindrome (4554).

The spelling of 12093345 in words is "twelve million, ninety-three thousand, three hundred forty-five".

Divisors: 1 3 5 9 11 15 33 45 55 99 121 165 363 495 605 1089 1815 2221 5445 6663 11105 19989 24431 33315 73293 99945 122155 219879 268741 366465 806223 1099395 1343705 2418669 4031115 12093345