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12046061 = 89135349
BaseRepresentation
bin101101111100…
…111011101101
3211200000002102
4231330323231
511040433221
61110104445
7204250466
oct55747355
924600072
1012046061
116888425
12404b125
132659c61
141857d6d
1510ce30b
hexb7ceed

12046061 has 4 divisors (see below), whose sum is σ = 12181500. Its totient is φ = 11910624.

The previous prime is 12046037. The next prime is 12046079. The reversal of 12046061 is 16064021.

12046061 = 3232 + 3242 + ... + 4112.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16064021 = 145111071.

It can be written as a sum of positive squares in 2 ways, for example, as 2621161 + 9424900 = 1619^2 + 3070^2 .

It is a cyclic number.

It is not a de Polignac number, because 12046061 - 218 = 11783917 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 (12046031) 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 3 ways as a sum of consecutive naturals, for example, 67586 + ... + 67763.

It is an arithmetic number, because the mean of its divisors is an integer number (3045375).

Almost surely, 212046061 is an apocalyptic number.

It is an amenable number.

12046061 is a deficient number, since it is larger than the sum of its proper divisors (135439).

12046061 is an equidigital number, since it uses as much as digits as its factorization.

12046061 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 135438.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 12046061 is about 3470.7435802721. The cubic root of 12046061 is about 229.2354005323.

The spelling of 12046061 in words is "twelve million, forty-six thousand, sixty-one".

Divisors: 1 89 135349 12046061