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80299855104 = 283723649423
BaseRepresentation
bin100101011001000111…
…1101000110100000000
321200021020100021212120
41022302033220310000
52303423230330404
6100520024324240
75541622335510
oct1126217506400
9250236307776
1080299855104
11310671a1717
1213690313680
1377592b1981
143c5a911840
15214e99e9d9
hex12b23e8d00

80299855104 has 144 divisors (see below), whose sum is σ = 254865149952. Its totient is φ = 21945268224.

The previous prime is 80299855099. The next prime is 80299855121. The reversal of 80299855104 is 40155899208.

It is a super-3 number, since 3×802998551043 (a number of 34 digits) contains 333 as substring.

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, 201064 + ... + 448359.

Almost surely, 280299855104 is an apocalyptic number.

80299855104 is a gapful number since it is divisible by the number (84) formed by its first and last digit.

It is an amenable number.

80299855104 is an abundant number, since it is smaller than the sum of its proper divisors (174565294848).

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

80299855104 is a wasteful number, since it uses less digits than its factorization.

80299855104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 649472 (or 649458 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 51.

The spelling of 80299855104 in words is "eighty billion, two hundred ninety-nine million, eight hundred fifty-five thousand, one hundred four".

Divisors: 1 2 3 4 6 7 8 12 14 16 21 23 24 28 32 42 46 48 56 64 69 84 92 96 112 128 138 161 168 184 192 224 256 276 322 336 368 384 448 483 552 644 672 736 768 896 966 1104 1288 1344 1472 1792 1932 2208 2576 2688 2944 3864 4416 5152 5376 5888 7728 8832 10304 15456 17664 20608 30912 41216 61824 123648 649423 1298846 1948269 2597692 3896538 4545961 5195384 7793076 9091922 10390768 13637883 14936729 15586152 18183844 20781536 27275766 29873458 31172304 36367688 41563072 44810187 54551532 59746916 62344608 72735376 83126144 89620374 104557103 109103064 119493832 124689216 145470752 166252288 179240748 209114206 218206128 238987664 249378432 290941504 313671309 358481496 418228412 436412256 477975328 498756864 581883008 627342618 716962992 836456824 872824512 955950656 1163766016 1254685236 1433925984 1672913648 1745649024 1911901312 2509370472 2867851968 3345827296 3491298048 3823802624 5018740944 5735703936 6691654592 10037481888 11471407872 13383309184 20074963776 26766618368 40149927552 80299855104