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12095985 = 351173309
BaseRepresentation
bin101110001001…
…000111110001
3211202112120110
4232021013301
511044032420
61111131533
7204546156
oct56110761
924675513
1012095985
116911990
124073ba9
1326768b5
14186c22d
1510ddee0
hexb891f1

12095985 has 16 divisors (see below), whose sum is σ = 21113280. Its totient is φ = 5864640.

The previous prime is 12095971. The next prime is 12096001. The reversal of 12095985 is 58959021.

12095985 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 not a de Polignac number, because 12095985 - 210 = 12094961 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36490 + ... + 36819.

It is an arithmetic number, because the mean of its divisors is an integer number (1319580).

Almost surely, 212095985 is an apocalyptic number.

12095985 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12095985 is a deficient number, since it is larger than the sum of its proper divisors (9017295).

12095985 is a wasteful number, since it uses less digits than its factorization.

12095985 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 73328.

The product of its (nonzero) digits is 32400, while the sum is 39.

The square root of 12095985 is about 3477.9282626299. The cubic root of 12095985 is about 229.5516470452.

The spelling of 12095985 in words is "twelve million, ninety-five thousand, nine hundred eighty-five".

Divisors: 1 3 5 11 15 33 55 165 73309 219927 366545 806399 1099635 2419197 4031995 12095985