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82144364760 = 23345231102313
BaseRepresentation
bin100110010000000101…
…1111000100011011000
321212000210010002110000
41030200023320203120
52321212424133020
6101423034453000
75635420402623
oct1144013704330
9255023102400
1082144364760
1131923397067
1213b05b94160
1379914870c3
143d93892dba
15220b89b090
hex13202f88d8

82144364760 has 160 divisors (see below), whose sum is σ = 288100787040. Its totient is φ = 20952746496.

The previous prime is 82144364747. The next prime is 82144364773. The reversal of 82144364760 is 6746344128.

82144364760 is a `hidden beast` number, since 8 + 2 + 144 + 36 + 476 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (82144364747) and next prime (82144364773).

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 476637 + ... + 625676.

It is an arithmetic number, because the mean of its divisors is an integer number (1800629919).

Almost surely, 282144364760 is an apocalyptic number.

It is an amenable number.

82144364760 is an abundant number, since it is smaller than the sum of its proper divisors (205956422280).

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

82144364760 is a wasteful number, since it uses less digits than its factorization.

82144364760 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1102359 (or 1102346 counting only the distinct ones).

The product of its (nonzero) digits is 774144, while the sum is 45.

The spelling of 82144364760 in words is "eighty-two billion, one hundred forty-four million, three hundred sixty-four thousand, seven hundred sixty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 18 20 23 24 27 30 36 40 45 46 54 60 69 72 81 90 92 108 115 120 135 138 162 180 184 207 216 230 270 276 324 345 360 405 414 460 540 552 621 648 690 810 828 920 1035 1080 1242 1380 1620 1656 1863 2070 2484 2760 3105 3240 3726 4140 4968 6210 7452 8280 9315 12420 14904 18630 24840 37260 74520 1102313 2204626 3306939 4409252 5511565 6613878 8818504 9920817 11023130 13227756 16534695 19841634 22046260 25353199 26455512 29762451 33069390 39683268 44092520 49604085 50706398 59524902 66138780 76059597 79366536 89287353 99208170 101412796 119049804 126765995 132277560 148812255 152119194 178574706 198416340 202825592 228178791 238099608 253531990 297624510 304238388 357149412 380297985 396832680 446436765 456357582 507063980 595249020 608476776 684536373 714298824 760595970 892873530 912715164 1014127960 1140893955 1190498040 1369072746 1521191940 1785747060 1825430328 2053609119 2281787910 2738145492 3042383880 3422681865 3571494120 4107218238 4563575820 5476290984 6845363730 8214436476 9127151640 10268045595 13690727460 16428872952 20536091190 27381454920 41072182380 82144364760