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13200905686875 = 35429260993053
BaseRepresentation
bin1100000000011001001101…
…0010110100111101011011
31201201222211210222212121020
43000012103102310331123
53212240423323440000
644024225022413523
72531506514641044
oct300062322647533
951658753885536
1013200905686875
11422a522127945
1215925107312a3
13749abc81258a
14338cda5038cb
1517d5bc3acba0
hexc01934b4f5b

13200905686875 has 80 divisors (see below), whose sum is σ = 22761864496800. Its totient is φ = 6795029248000.

The previous prime is 13200905686807. The next prime is 13200905686907. The reversal of 13200905686875 is 57868650900231.

It is not a de Polignac number, because 13200905686875 - 212 = 13200905682779 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 141817849 + ... + 141910901.

It is an arithmetic number, because the mean of its divisors is an integer number (284523306210).

Almost surely, 213200905686875 is an apocalyptic number.

13200905686875 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

13200905686875 is a deficient number, since it is larger than the sum of its proper divisors (9560958809925).

13200905686875 is an equidigital number, since it uses as much as digits as its factorization.

13200905686875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 95714 (or 95699 counting only the distinct ones).

The product of its (nonzero) digits is 21772800, while the sum is 60.

The spelling of 13200905686875 in words is "thirteen trillion, two hundred billion, nine hundred five million, six hundred eighty-six thousand, eight hundred seventy-five".

Divisors: 1 3 5 15 25 29 75 87 125 145 375 435 625 725 1875 2175 2609 3625 7827 10875 13045 18125 39135 54375 65225 75661 93053 195675 226983 279159 326125 378305 465265 978375 1134915 1395795 1630625 1891525 2326325 2698537 4891875 5674575 6978975 8095611 9457625 11631625 13492685 28372875 34894875 40478055 47288125 58158125 67463425 141864375 174474375 202390275 242775277 337317125 728325831 1011951375 1213876385 1686585625 3641629155 5059756875 6069381925 7040483033 18208145775 21121449099 30346909625 35202415165 91040728875 105607245495 151734548125 176012075825 455203644375 528036227475 880060379125 2640181137375 4400301895625 13200905686875