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10839242880 = 27335627271
BaseRepresentation
bin10100001100001000…
…11011100010000000
31000222101221120221000
422012010123202000
5134144321233010
64551322332000
7532415021124
oct120604334200
930871846830
1010839242880
114662519674
12212605a000
1310398303ab
1474b7c5584
154368d77c0
hex28611b880

10839242880 has 128 divisors (see below), whose sum is σ = 38389046400. Its totient is φ = 2890460160.

The previous prime is 10839242851. The next prime is 10839242893. The reversal of 10839242880 is 8824293801.

It is a tau number, because it is divible by the number of its divisors (128).

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 296356 + ... + 330915.

It is an arithmetic number, because the mean of its divisors is an integer number (299914425).

Almost surely, 210839242880 is an apocalyptic number.

10839242880 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10839242880 is an abundant number, since it is smaller than the sum of its proper divisors (27549803520).

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

10839242880 is an equidigital number, since it uses as much as digits as its factorization.

10839242880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 627299 (or 627281 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 45.

The spelling of 10839242880 in words is "ten billion, eight hundred thirty-nine million, two hundred forty-two thousand, eight hundred eighty".

Divisors: 1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 90 96 108 120 128 135 144 160 180 192 216 240 270 288 320 360 384 432 480 540 576 640 720 864 960 1080 1152 1440 1728 1920 2160 2880 3456 4320 5760 8640 17280 627271 1254542 1881813 2509084 3136355 3763626 5018168 5645439 6272710 7527252 9409065 10036336 11290878 12545420 15054504 16936317 18818130 20072672 22581756 25090840 28227195 30109008 33872634 37636260 40145344 45163512 50181680 56454390 60218016 67745268 75272520 80290688 84681585 90327024 100363360 112908780 120436032 135490536 150545040 169363170 180654048 200726720 225817560 240872064 270981072 301090080 338726340 361308096 401453440 451635120 541962144 602180160 677452680 722616192 903270240 1083924288 1204360320 1354905360 1806540480 2167848576 2709810720 3613080960 5419621440 10839242880