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12024101 = 23522787
BaseRepresentation
bin101101110111…
…100100100101
3211121212222002
4231313210211
511034232401
61105415045
7204126455
oct55674445
924555862
1012024101
116872981
12403a485
13264cc6b
14184dd65
1510c7a6b
hexb77925

12024101 has 4 divisors (see below), whose sum is σ = 12546912. Its totient is φ = 11501292.

The previous prime is 12024073. The next prime is 12024109. The reversal of 12024101 is 10142021.

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, and also an emirpimes, since its reverse is a distinct semiprime: 10142021 = 31132611.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12024101 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 (12024109) 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, 261371 + ... + 261416.

It is an arithmetic number, because the mean of its divisors is an integer number (3136728).

Almost surely, 212024101 is an apocalyptic number.

It is an amenable number.

12024101 is a deficient number, since it is larger than the sum of its proper divisors (522811).

12024101 is an equidigital number, since it uses as much as digits as its factorization.

12024101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 522810.

The product of its (nonzero) digits is 16, while the sum is 11.

The square root of 12024101 is about 3467.5785499394. The cubic root of 12024101 is about 229.0960168920.

Adding to 12024101 its reverse (10142021), we get a palindrome (22166122).

The spelling of 12024101 in words is "twelve million, twenty-four thousand, one hundred one".

Divisors: 1 23 522787 12024101