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13123555214210 = 2571743256469713
BaseRepresentation
bin1011111011111001000011…
…0110001100001110000010
31201110121012010102201211022
42332332100312030032002
53210004020113323320
643524513353345442
72523100634525660
oct276762066141602
951417163381738
1013123555214210
1141aa739873981
12157b524108282
137427135a191c
1433527d5bdc30
1517b591804325
hexbef90d8c382

13123555214210 has 64 divisors (see below), whose sum is σ = 29249857942272. Its totient is φ = 4136343515136.

The previous prime is 13123555214201. The next prime is 13123555214233. The reversal of 13123555214210 is 1241255532131.

13123555214210 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (35).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 128183687 + ... + 128286026.

It is an arithmetic number, because the mean of its divisors is an integer number (457029030348).

Almost surely, 213123555214210 is an apocalyptic number.

13123555214210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

13123555214210 is an abundant number, since it is smaller than the sum of its proper divisors (16126302728062).

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

13123555214210 is a wasteful number, since it uses less digits than its factorization.

13123555214210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 256469787.

The product of its (nonzero) digits is 36000, while the sum is 35.

The spelling of 13123555214210 in words is "thirteen trillion, one hundred twenty-three billion, five hundred fifty-five million, two hundred fourteen thousand, two hundred ten".

Divisors: 1 2 5 7 10 14 17 34 35 43 70 85 86 119 170 215 238 301 430 595 602 731 1190 1462 1505 3010 3655 5117 7310 10234 25585 51170 256469713 512939426 1282348565 1795287991 2564697130 3590575982 4359985121 8719970242 8976439955 11028197659 17952879910 21799925605 22056395318 30519895847 43599851210 55140988295 61039791694 77197383613 110281976590 152599479235 154394767226 187479360203 305198958470 374958720406 385986918065 771973836130 937396801015 1312355521421 1874793602030 2624711042842 6561777607105 13123555214210