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12412011 = 34137337
BaseRepresentation
bin101111010110…
…010001101011
3212100121002010
4233112101223
511134141021
61122011003
7210333423
oct57262153
925317063
1012412011
117008367
1241a6a63
1327576b1
141911483
151152976
hexbd646b

12412011 has 4 divisors (see below), whose sum is σ = 16549352. Its totient is φ = 8274672.

The previous prime is 12411979. The next prime is 12412013. The reversal of 12412011 is 11021421.

It is a happy number.

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

It is not a de Polignac number, because 12412011 - 25 = 12411979 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12412013) 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, 2068666 + ... + 2068671.

It is an arithmetic number, because the mean of its divisors is an integer number (4137338).

Almost surely, 212412011 is an apocalyptic number.

12412011 is a deficient number, since it is larger than the sum of its proper divisors (4137341).

12412011 is an equidigital number, since it uses as much as digits as its factorization.

12412011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4137340.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 12412011 is about 3523.0684069430. The cubic root of 12412011 is about 231.5336139414.

Adding to 12412011 its reverse (11021421), we get a palindrome (23433432).

The spelling of 12412011 in words is "twelve million, four hundred twelve thousand, eleven".

Divisors: 1 3 4137337 12412011