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204310012413 = 31389149395047
BaseRepresentation
bin1011111001000111010…
…0110110000111111101
3201112100201100000000210
42332101310312013331
511321411330344123
6233505252343033
720521664310603
oct2762164660775
9645321300023
10204310012413
1179713748331
123371b014a79
1316360235a90
149c62693873
1554aba34e93
hex2f91d361fd

204310012413 has 32 divisors (see below), whose sum is σ = 298656288000. Its totient is φ = 123481898496.

The previous prime is 204310012369. The next prime is 204310012433. The reversal of 204310012413 is 314210013402.

It is not a de Polignac number, because 204310012413 - 26 = 204310012349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 204310012413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (204310012433) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 319656 + ... + 714702.

It is an arithmetic number, because the mean of its divisors is an integer number (9333009000).

Almost surely, 2204310012413 is an apocalyptic number.

It is an amenable number.

204310012413 is a deficient number, since it is larger than the sum of its proper divisors (94346275587).

204310012413 is a wasteful number, since it uses less digits than its factorization.

204310012413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 395301.

The product of its (nonzero) digits is 576, while the sum is 21.

Adding to 204310012413 its reverse (314210013402), we get a palindrome (518520025815).

The spelling of 204310012413 in words is "two hundred four billion, three hundred ten million, twelve thousand, four hundred thirteen".

Divisors: 1 3 13 39 89 149 267 447 1157 1937 3471 5811 13261 39783 172393 395047 517179 1185141 5135611 15406833 35159183 58862003 105477549 176586009 457069379 765206039 1371208137 2295618117 5238718267 15716154801 68103337471 204310012413