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14719329017890 = 257823590343283
BaseRepresentation
bin1101011000110001110001…
…1000001010000000100010
31221010011011100101012022221
43112030130120022000202
53412130141212033030
651145544424221254
73046302460204660
oct326143430120042
957104140335287
1014719329017890
114765483553532
12179885560a82a
1382a046a79383
1438c5c28b5c30
151a7d3bd81e7a
hexd631c60a022

14719329017890 has 64 divisors (see below), whose sum is σ = 30322390818816. Its totient is φ = 5039524780992.

The previous prime is 14719329017873. The next prime is 14719329017891. The reversal of 14719329017890 is 9871092391741.

It is not an unprimeable number, because it can be changed into a prime (14719329017891) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 340050189 + ... + 340093471.

It is an arithmetic number, because the mean of its divisors is an integer number (473787356544).

Almost surely, 214719329017890 is an apocalyptic number.

14719329017890 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14719329017890 is an abundant number, since it is smaller than the sum of its proper divisors (15603061800926).

14719329017890 is a wasteful number, since it uses less digits than its factorization.

14719329017890 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50023.

The product of its (nonzero) digits is 6858432, while the sum is 61.

The spelling of 14719329017890 in words is "fourteen trillion, seven hundred nineteen billion, three hundred twenty-nine million, seventeen thousand, eight hundred ninety".

Divisors: 1 2 5 7 10 14 35 70 823 1646 4115 5761 5903 8230 11522 11806 28805 29515 41321 43283 57610 59030 82642 86566 206605 216415 302981 413210 432830 605962 1514905 3029810 4858169 9716338 24290845 34007183 35621909 48581690 68014366 71243818 170035915 178109545 249353363 255499549 340071830 356219090 498706726 510999098 1246766815 1277497745 1788496843 2493533630 2554995490 3576993686 8942484215 17884968430 210276128827 420552257654 1051380644135 1471932901789 2102761288270 2943865803578 7359664508945 14719329017890