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2012310341 = 10211970921
BaseRepresentation
bin111011111110001…
…0110101101000101
312012020111221211122
41313330112231011
513110122412331
6531402443325
7100603232666
oct16774265505
95166457748
102012310341
119429955a8
12481b03545
13260b976a2
1415138136d
15bb9e517b
hex77f16b45

2012310341 has 4 divisors (see below), whose sum is σ = 2014282284. Its totient is φ = 2010338400.

The previous prime is 2012310323. The next prime is 2012310343. The reversal of 2012310341 is 1430132102.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1200345316 + 811965025 = 34646^2 + 28495^2 .

It is a cyclic number.

It is not a de Polignac number, because 2012310341 - 210 = 2012309317 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 (2012310343) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 984440 + ... + 986481.

It is an arithmetic number, because the mean of its divisors is an integer number (503570571).

Almost surely, 22012310341 is an apocalyptic number.

It is an amenable number.

2012310341 is a deficient number, since it is larger than the sum of its proper divisors (1971943).

2012310341 is a wasteful number, since it uses less digits than its factorization.

2012310341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1971942.

The product of its (nonzero) digits is 144, while the sum is 17.

The square root of 2012310341 is about 44858.7822059405. The cubic root of 2012310341 is about 1262.5007738583.

Adding to 2012310341 its reverse (1430132102), we get a palindrome (3442442443).

The spelling of 2012310341 in words is "two billion, twelve million, three hundred ten thousand, three hundred forty-one".

Divisors: 1 1021 1970921 2012310341