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2012301613 = 75919724733
BaseRepresentation
bin111011111110001…
…0100100100101101
312012020111111212101
41313330110210231
513110122122423
6531402335101
7100603165360
oct16774244455
95166444771
102012301613
11942989a93
12481aba491
13260b9371a
1415137c0d7
15bb9e27ad
hex77f1492d

2012301613 has 16 divisors (see below), whose sum is σ = 2350719360. Its totient is φ = 1686920256.

The previous prime is 2012301601. The next prime is 2012301661. The reversal of 2012301613 is 3161032102.

It is not a de Polignac number, because 2012301613 - 229 = 1475430701 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 (2012301673) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68995 + ... + 93727.

It is an arithmetic number, because the mean of its divisors is an integer number (146919960).

Almost surely, 22012301613 is an apocalyptic number.

It is an amenable number.

2012301613 is a deficient number, since it is larger than the sum of its proper divisors (338417747).

2012301613 is a wasteful number, since it uses less digits than its factorization.

2012301613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24996.

The product of its (nonzero) digits is 216, while the sum is 19.

The square root of 2012301613 is about 44858.6849227661. The cubic root of 2012301613 is about 1262.4989485728.

Adding to 2012301613 its reverse (3161032102), we get a palindrome (5173333715).

The spelling of 2012301613 in words is "two billion, twelve million, three hundred one thousand, six hundred thirteen".

Divisors: 1 7 59 197 413 1379 11623 24733 81361 173131 1459247 4872401 10214729 34106807 287471659 2012301613