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12260693 = 101233521
BaseRepresentation
bin101110110001…
…010101010101
3212001220111202
4232301111111
511114320233
61114442245
7206133314
oct56612525
925056452
1012260693
116a14705
124133385
132703863
1418b227b
151122be8
hexbb1555

12260693 has 8 divisors (see below), whose sum is σ = 12459096. Its totient is φ = 12064000.

The previous prime is 12260629. The next prime is 12260701. The reversal of 12260693 is 39606221.

It can be written as a sum of positive squares in 4 ways, for example, as 2007889 + 10252804 = 1417^2 + 3202^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12260693 - 26 = 12260629 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12260603) 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, 23273 + ... + 23793.

It is an arithmetic number, because the mean of its divisors is an integer number (1557387).

Almost surely, 212260693 is an apocalyptic number.

It is an amenable number.

12260693 is a deficient number, since it is larger than the sum of its proper divisors (198403).

12260693 is a wasteful number, since it uses less digits than its factorization.

12260693 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 855.

The product of its (nonzero) digits is 3888, while the sum is 29.

The square root of 12260693 is about 3501.5272382205. The cubic root of 12260693 is about 230.5888691033.

The spelling of 12260693 in words is "twelve million, two hundred sixty thousand, six hundred ninety-three".

Divisors: 1 101 233 521 23533 52621 121393 12260693