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13143223343255 = 523435412624857
BaseRepresentation
bin1011111101000010010100…
…1010001001100010010111
31201112110221211111012201012
42333100211022021202113
53210314310133441010
643541525145522435
72524365220053035
oct277204512114227
951473854435635
1013143223343255
114208011a30385
1215832b2aa341b
1374452929ccc5
143361c7797555
1517bd43368005
hexbf425289897

13143223343255 has 16 divisors (see below), whose sum is σ = 16457985653184. Its totient is φ = 10057188261120.

The previous prime is 13143223343221. The next prime is 13143223343273. The reversal of 13143223343255 is 55234332234131.

It is not a de Polignac number, because 13143223343255 - 212 = 13143223339159 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3694787 + ... + 6319643.

It is an arithmetic number, because the mean of its divisors is an integer number (1028624103324).

Almost surely, 213143223343255 is an apocalyptic number.

13143223343255 is a deficient number, since it is larger than the sum of its proper divisors (3314762309929).

13143223343255 is a wasteful number, since it uses less digits than its factorization.

13143223343255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2668426.

The product of its digits is 777600, while the sum is 41.

Adding to 13143223343255 its reverse (55234332234131), we get a palindrome (68377555577386).

The spelling of 13143223343255 in words is "thirteen trillion, one hundred forty-three billion, two hundred twenty-three million, three hundred forty-three thousand, two hundred fifty-five".

Divisors: 1 5 23 115 43541 217705 1001443 2624857 5007215 13124285 60371711 301858555 114288898637 571444493185 2628644668651 13143223343255