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12082365 = 34529833
BaseRepresentation
bin101110000101…
…110010111101
3211201211220000
4232011302331
511043113430
61110544513
7204461361
oct56056275
924654800
1012082365
116902729
124068139
132670639
1418672a1
1510d9e60
hexb85cbd

12082365 has 20 divisors (see below), whose sum is σ = 21659484. Its totient is φ = 6443712.

The previous prime is 12082361. The next prime is 12082381. The reversal of 12082365 is 56328021.

12082365 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 4743684 + 7338681 = 2178^2 + 2709^2 .

It is not a de Polignac number, because 12082365 - 22 = 12082361 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12082361) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 14512 + ... + 15321.

Almost surely, 212082365 is an apocalyptic number.

12082365 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12082365 is a deficient number, since it is larger than the sum of its proper divisors (9577119).

12082365 is an equidigital number, since it uses as much as digits as its factorization.

12082365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29850 (or 29841 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 12082365 is about 3475.9696488894. The cubic root of 12082365 is about 229.4654568028.

The spelling of 12082365 in words is "twelve million, eighty-two thousand, three hundred sixty-five".

Divisors: 1 3 5 9 15 27 45 81 135 405 29833 89499 149165 268497 447495 805491 1342485 2416473 4027455 12082365