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14839925208920 = 2357444711918087
BaseRepresentation
bin1101011111110011000001…
…1110000111011101011000
31221112200102220101110011122
43113330300132013131120
53421114131323141140
651321211215144412
73061102116003440
oct327746036073530
957480386343148
1014839925208920
1148016389a4809
1217b80b0b15108
138385256276a6
14394383093120
151ab049351ab5
hexd7f30787758

14839925208920 has 64 divisors (see below), whose sum is σ = 38168391905280. Its totient is φ = 5086829794176.

The previous prime is 14839925208887. The next prime is 14839925208947. The reversal of 14839925208920 is 2980252993841.

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, 4713884 + ... + 7204203.

It is an arithmetic number, because the mean of its divisors is an integer number (596381123520).

Almost surely, 214839925208920 is an apocalyptic number.

14839925208920 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14839925208920 is an abundant number, since it is smaller than the sum of its proper divisors (23328466696360).

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

14839925208920 is a wasteful number, since it uses less digits than its factorization.

14839925208920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11922552 (or 11922548 counting only the distinct ones).

The product of its (nonzero) digits is 22394880, while the sum is 62.

The spelling of 14839925208920 in words is "fourteen trillion, eight hundred thirty-nine billion, nine hundred twenty-five million, two hundred eight thousand, nine hundred twenty".

Divisors: 1 2 4 5 7 8 10 14 20 28 35 40 56 70 140 280 4447 8894 17788 22235 31129 35576 44470 62258 88940 124516 155645 177880 249032 311290 622580 1245160 11918087 23836174 47672348 59590435 83426609 95344696 119180870 166853218 238361740 333706436 417133045 476723480 667412872 834266090 1668532180 3337064360 52999732889 105999465778 211998931556 264998664445 370998130223 423997863112 529997328890 741996260446 1059994657780 1483992520892 1854990651115 2119989315560 2967985041784 3709981302230 7419962604460 14839925208920