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8007133680800 = 255237475755559
BaseRepresentation
bin111010010000100111001…
…0110111101010010100000
31001100110210220122221020022
41310201032112331102200
52022142102210241200
625010232035333012
71454332144206362
oct164411626752240
931313726587208
108007133680800
112607896243201
12a93a04a51168
134610b9804067
141d9793c76d32
15dd43d388885
hex7484e5bd4a0

8007133680800 has 144 divisors (see below), whose sum is σ = 20502870232320. Its totient is φ = 3049985295360.

The previous prime is 8007133680779. The next prime is 8007133680817. The reversal of 8007133680800 is 80863317008.

It is a super-2 number, since 2×80071336808002 (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1486580 + ... + 4268979.

It is an arithmetic number, because the mean of its divisors is an integer number (142381043280).

Almost surely, 28007133680800 is an apocalyptic number.

8007133680800 is a gapful number since it is divisible by the number (80) formed by its first and last digit.

It is an amenable number.

8007133680800 is an abundant number, since it is smaller than the sum of its proper divisors (12495736551520).

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

8007133680800 is a wasteful number, since it uses less digits than its factorization.

8007133680800 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5755663 (or 5755650 counting only the distinct ones).

The product of its (nonzero) digits is 193536, while the sum is 44.

Adding to 8007133680800 its reverse (80863317008), we get a palindrome (8087996997808).

The spelling of 8007133680800 in words is "eight trillion, seven billion, one hundred thirty-three million, six hundred eighty thousand, eight hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 37 40 47 50 74 80 94 100 148 160 185 188 200 235 296 370 376 400 470 592 740 752 800 925 940 1175 1184 1480 1504 1739 1850 1880 2350 2960 3478 3700 3760 4700 5920 6956 7400 7520 8695 9400 13912 14800 17390 18800 27824 29600 34780 37600 43475 55648 69560 86950 139120 173900 278240 347800 695600 1391200 5755559 11511118 23022236 28777795 46044472 57555590 92088944 115111180 143888975 184177888 212955683 230222360 270511273 287777950 425911366 460444720 541022546 575555900 851822732 920889440 1064778415 1082045092 1151111800 1352556365 1703645464 2129556830 2164090184 2302223600 2705112730 3407290928 4259113660 4328180368 4604447200 5323892075 5410225460 6762781825 6814581856 8518227320 8656360736 10008917101 10647784150 10820450920 13525563650 17036454640 20017834202 21295568300 21640901840 27051127300 34072909280 40035668404 42591136600 43281803680 50044585505 54102254600 80071336808 85182273200 100089171010 108204509200 160142673616 170364546400 200178342020 216409018400 250222927525 320285347232 400356684040 500445855050 800713368080 1000891710100 1601426736160 2001783420200 4003566840400 8007133680800