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12064141 = 22375393
BaseRepresentation
bin101110000001…
…010110001101
3211200220220001
4232001112031
511042023031
61110324301
7204354265
oct56012615
924626801
1012064141
11689aa71
124059691
13266525b
1418607a5
1510d4861
hexb8158d

12064141 has 4 divisors (see below), whose sum is σ = 12071772. Its totient is φ = 12056512.

The previous prime is 12064139. The next prime is 12064163. The reversal of 12064141 is 14146021.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 14146021 = 42133601.

It can be written as a sum of positive squares in 2 ways, for example, as 10692900 + 1371241 = 3270^2 + 1171^2 .

It is a cyclic number.

It is not a de Polignac number, because 12064141 - 21 = 12064139 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 (12064541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 460 + ... + 4933.

It is an arithmetic number, because the mean of its divisors is an integer number (3017943).

Almost surely, 212064141 is an apocalyptic number.

It is an amenable number.

12064141 is a deficient number, since it is larger than the sum of its proper divisors (7631).

12064141 is an equidigital number, since it uses as much as digits as its factorization.

12064141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7630.

The product of its (nonzero) digits is 192, while the sum is 19.

The square root of 12064141 is about 3473.3472328577. The cubic root of 12064141 is about 229.3500300982.

It can be divided in two parts, 120 and 64141, that added together give a triangular number (64261 = T358).

The spelling of 12064141 in words is "twelve million, sixty-four thousand, one hundred forty-one".

Divisors: 1 2237 5393 12064141