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12140411 = 19738753
BaseRepresentation
bin101110010011…
…111101111011
3211211210111212
4232103331323
511101443121
61112113335
7205122533
oct56237573
924753455
1012140411
1169422a8
12409584b
132690b9a
1418804c3
1510ec25b
hexb93f7b

12140411 has 8 divisors (see below), whose sum is σ = 12955920. Its totient is φ = 11342592.

The previous prime is 12140353. The next prime is 12140419. The reversal of 12140411 is 11404121.

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 12140411 - 218 = 11878267 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12140419) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2990 + ... + 5763.

It is an arithmetic number, because the mean of its divisors is an integer number (1619490).

Almost surely, 212140411 is an apocalyptic number.

12140411 is a deficient number, since it is larger than the sum of its proper divisors (815509).

12140411 is an equidigital number, since it uses as much as digits as its factorization.

12140411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8845.

The product of its (nonzero) digits is 32, while the sum is 14.

The square root of 12140411 is about 3484.3092572273. The cubic root of 12140411 is about 229.8323352729.

Adding to 12140411 its reverse (11404121), we get a palindrome (23544532).

It can be divided in two parts, 1 and 2140411, that added together give a palindrome (2140412).

The spelling of 12140411 in words is "twelve million, one hundred forty thousand, four hundred eleven".

Divisors: 1 19 73 1387 8753 166307 638969 12140411