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13435124205 = 3523293736293
BaseRepresentation
bin11001000001100101…
…11011100111101101
31021200022120000122210
430200302323213231
5210003342433310
610101053201033
7653635446216
oct144062734755
937608500583
1013435124205
115774860738
12272b490179
131361590749
1491647440d
15539752820
hex320cbb9ed

13435124205 has 64 divisors (see below), whose sum is σ = 23832092160. Its totient is φ = 6438491136.

The previous prime is 13435124203. The next prime is 13435124221. The reversal of 13435124205 is 50242153431.

It is not a de Polignac number, because 13435124205 - 21 = 13435124203 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13435124201) 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 63 ways as a sum of consecutive naturals, for example, 352039 + ... + 388331.

It is an arithmetic number, because the mean of its divisors is an integer number (372376440).

Almost surely, 213435124205 is an apocalyptic number.

13435124205 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

13435124205 is a deficient number, since it is larger than the sum of its proper divisors (10396967955).

13435124205 is a wasteful number, since it uses less digits than its factorization.

13435124205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36390.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 13435124205 its reverse (50242153431), we get a palindrome (63677277636).

The spelling of 13435124205 in words is "thirteen billion, four hundred thirty-five million, one hundred twenty-four thousand, two hundred five".

Divisors: 1 3 5 15 23 29 37 69 87 111 115 145 185 345 435 555 667 851 1073 2001 2553 3219 3335 4255 5365 10005 12765 16095 24679 36293 74037 108879 123395 181465 370185 544395 834739 1052497 1342841 2504217 3157491 4028523 4173695 5262485 6714205 12521085 15787455 20142615 24207431 30885343 38942389 72622293 92656029 116827167 121037155 154426715 194711945 363111465 463280145 584135835 895674947 2687024841 4478374735 13435124205