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12260053 = 13943081
BaseRepresentation
bin101110110001…
…001011010101
3212001212122001
4232301023111
511114310203
61114435301
7206131411
oct56611325
925055561
1012260053
116a14183
124132b31
132703490
1418b1d41
15112291d
hexbb12d5

12260053 has 4 divisors (see below), whose sum is σ = 13203148. Its totient is φ = 11316960.

The previous prime is 12260051. The next prime is 12260057. The reversal of 12260053 is 35006221.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 5489649 + 6770404 = 2343^2 + 2602^2 .

It is a cyclic number.

It is not a de Polignac number, because 12260053 - 21 = 12260051 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12260053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12260051) 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 3 ways as a sum of consecutive naturals, for example, 471528 + ... + 471553.

It is an arithmetic number, because the mean of its divisors is an integer number (3300787).

Almost surely, 212260053 is an apocalyptic number.

12260053 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

It is an amenable number.

12260053 is a deficient number, since it is larger than the sum of its proper divisors (943095).

12260053 is an equidigital number, since it uses as much as digits as its factorization.

12260053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 943094.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 12260053 is about 3501.4358483342. The cubic root of 12260053 is about 230.5848568384.

Adding to 12260053 its reverse (35006221), we get a palindrome (47266274).

The spelling of 12260053 in words is "twelve million, two hundred sixty thousand, fifty-three".

Divisors: 1 13 943081 12260053