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12260253 = 34086751
BaseRepresentation
bin101110110001…
…001110011101
3212001212220110
4232301032131
511114312003
61114440233
7206132115
oct56611635
925055813
1012260253
116a14345
124133079
1327035b5
1418b2045
151122a03
hexbb139d

12260253 has 4 divisors (see below), whose sum is σ = 16347008. Its totient is φ = 8173500.

The previous prime is 12260249. The next prime is 12260257. The reversal of 12260253 is 35206221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (12260249) and next prime (12260257).

It is not a de Polignac number, because 12260253 - 22 = 12260249 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 (12260257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2043373 + ... + 2043378.

It is an arithmetic number, because the mean of its divisors is an integer number (4086752).

Almost surely, 212260253 is an apocalyptic number.

It is an amenable number.

12260253 is a deficient number, since it is larger than the sum of its proper divisors (4086755).

12260253 is an equidigital number, since it uses as much as digits as its factorization.

12260253 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4086754.

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 12260253 is about 3501.4644079299. The cubic root of 12260253 is about 230.5861106862.

Adding to 12260253 its reverse (35206221), we get a palindrome (47466474).

The spelling of 12260253 in words is "twelve million, two hundred sixty thousand, two hundred fifty-three".

Divisors: 1 3 4086751 12260253