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13230244254 = 2317129708277
BaseRepresentation
bin11000101001001010…
…11000000110011110
31021011001001001012110
430110211120012132
5204043420304004
610024454014450
7645600135453
oct142445300636
937131031173
1013230244254
11567a145367
122692947426
13132acb81c6
148d718182a
15526782589
hex31495819e

13230244254 has 16 divisors (see below), whose sum is σ = 28016988048. Its totient is φ = 4150664832.

The previous prime is 13230244249. The next prime is 13230244259. The reversal of 13230244254 is 45244203231.

It is an interprime number because it is at equal distance from previous prime (13230244249) and next prime (13230244259).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13230244259) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 64854037 + ... + 64854240.

It is an arithmetic number, because the mean of its divisors is an integer number (1751061753).

Almost surely, 213230244254 is an apocalyptic number.

13230244254 is an abundant number, since it is smaller than the sum of its proper divisors (14786743794).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13230244254 is a wasteful number, since it uses less digits than its factorization.

13230244254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 129708299.

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 13230244254 its reverse (45244203231), we get a palindrome (58474447485).

The spelling of 13230244254 in words is "thirteen billion, two hundred thirty million, two hundred forty-four thousand, two hundred fifty-four".

Divisors: 1 2 3 6 17 34 51 102 129708277 259416554 389124831 778249662 2205040709 4410081418 6615122127 13230244254