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13031203314 = 2319227503563
BaseRepresentation
bin11000010001011100…
…00110000111110010
31020122011111201100210
430020232012013302
5203141442001224
65553023524550
7640632254253
oct141056060762
936564451323
1013031203314
115587857a18
122638159756
1312c89a85bc
148b896cb2a
15514067429
hex308b861f2

13031203314 has 32 divisors (see below), whose sum is σ = 27555022080. Its totient is φ = 4096980432.

The previous prime is 13031203301. The next prime is 13031203319. The reversal of 13031203314 is 41330213031.

It is not an unprimeable number, because it can be changed into a prime (13031203319) 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, 225904 + ... + 277659.

It is an arithmetic number, because the mean of its divisors is an integer number (861094440).

Almost surely, 213031203314 is an apocalyptic number.

13031203314 is an abundant number, since it is smaller than the sum of its proper divisors (14523818766).

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

13031203314 is a wasteful number, since it uses less digits than its factorization.

13031203314 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 503814.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 13031203314 its reverse (41330213031), we get a palindrome (54361416345).

The spelling of 13031203314 in words is "thirteen billion, thirty-one million, two hundred three thousand, three hundred fourteen".

Divisors: 1 2 3 6 19 38 57 114 227 454 681 1362 4313 8626 12939 25878 503563 1007126 1510689 3021378 9567697 19135394 28703091 57406182 114308801 228617602 342926403 685852806 2171867219 4343734438 6515601657 13031203314