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12093420 = 2235201557
BaseRepresentation
bin101110001000…
…011111101100
3211202102001110
4232020133230
511043442140
61111112020
7204535533
oct56103754
924672043
1012093420
11690aa69
124072610
132675691
14186b31a
1510dd380
hexb887ec

12093420 has 24 divisors (see below), whose sum is σ = 33861744. Its totient is φ = 3224896.

The previous prime is 12093391. The next prime is 12093421. The reversal of 12093420 is 2439021.

It is not an unprimeable number, because it can be changed into a prime (12093421) by changing a digit.

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, 100719 + ... + 100838.

It is an arithmetic number, because the mean of its divisors is an integer number (1410906).

Almost surely, 212093420 is an apocalyptic number.

12093420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12093420 is an abundant number, since it is smaller than the sum of its proper divisors (21768324).

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

12093420 is a wasteful number, since it uses less digits than its factorization.

12093420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201569 (or 201567 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 21.

The square root of 12093420 is about 3477.5594890670. The cubic root of 12093420 is about 229.5354201292.

The spelling of 12093420 in words is "twelve million, ninety-three thousand, four hundred twenty".

Divisors: 1 2 3 4 5 6 10 12 15 20 30 60 201557 403114 604671 806228 1007785 1209342 2015570 2418684 3023355 4031140 6046710 12093420