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489139123014 = 2321011813534211
BaseRepresentation
bin1110001111000101111…
…01101011001101000110
31201202112221112222220100
413013202331223031012
531003224103414024
61012412444544530
750224215642063
oct7074275531506
91652487488810
10489139123014
11179496312903
127a96b852146
1337182cb4549
1419962a09c6a
15cacc3c57c9
hex71e2f6b346

489139123014 has 96 divisors (see below), whose sum is σ = 1079512787808. Its totient is φ = 160047360000.

The previous prime is 489139123009. The next prime is 489139123027. The reversal of 489139123014 is 410321931984.

489139123014 is a `hidden beast` number, since 489 + 1 + 39 + 123 + 0 + 14 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 116155369 + ... + 116159579.

It is an arithmetic number, because the mean of its divisors is an integer number (11244924873).

Almost surely, 2489139123014 is an apocalyptic number.

489139123014 is an abundant number, since it is smaller than the sum of its proper divisors (590373664794).

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

489139123014 is a wasteful number, since it uses less digits than its factorization.

489139123014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4854 (or 4851 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The spelling of 489139123014 in words is "four hundred eighty-nine billion, one hundred thirty-nine million, one hundred twenty-three thousand, fourteen".

Divisors: 1 2 3 6 9 18 101 181 202 303 353 362 543 606 706 909 1059 1086 1629 1818 2118 3177 3258 4211 6354 8422 12633 18281 25266 35653 36562 37899 54843 63893 71306 75798 106959 109686 127786 164529 191679 213918 320877 329058 383358 425311 575037 641754 762191 850622 1150074 1275933 1486483 1524382 2286573 2551866 2972966 3827799 4459449 4573146 6453193 6859719 7655598 8918898 12906386 13378347 13719438 19359579 26756694 38719158 58078737 76981291 116157474 150134783 153962582 230943873 269053423 300269566 450404349 461887746 538106846 692831619 807160269 900808698 1351213047 1385663238 1614320538 2421480807 2702426094 4842961614 27174395723 54348791446 81523187169 163046374338 244569561507 489139123014