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10680688000 = 27531036481
BaseRepresentation
bin10011111001001111…
…00101110110000000
31000120100121011112001
421330213211312000
5133333224004000
64523500113344
7525451231033
oct117447456600
930510534461
1010680688000
114590a73a84
1220a0b35854
131012a27638
1473471101a
15427a1846a
hex27c9e5d80

10680688000 has 128 divisors (see below), whose sum is σ = 26816811840. Its totient is φ = 4230144000.

The previous prime is 10680687989. The next prime is 10680688033. The reversal of 10680688000 is 88608601.

10680688000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×106806880002 (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1644760 + ... + 1651240.

Almost surely, 210680688000 is an apocalyptic number.

10680688000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 10680688000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13408405920).

10680688000 is an abundant number, since it is smaller than the sum of its proper divisors (16136123840).

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

10680688000 is an equidigital number, since it uses as much as digits as its factorization.

10680688000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6613 (or 6591 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 37.

The spelling of 10680688000 in words is "ten billion, six hundred eighty million, six hundred eighty-eight thousand".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 103 125 128 160 200 206 250 320 400 412 500 515 640 800 824 1000 1030 1600 1648 2000 2060 2575 3200 3296 4000 4120 5150 6481 6592 8000 8240 10300 12875 12962 13184 16000 16480 20600 25750 25924 32405 32960 41200 51500 51848 64810 65920 82400 103000 103696 129620 162025 164800 206000 207392 259240 324050 329600 412000 414784 518480 648100 667543 810125 824000 829568 1036960 1296200 1335086 1620250 1648000 2073920 2592400 2670172 3240500 3337715 4147840 5184800 5340344 6481000 6675430 10369600 10680688 12962000 13350860 16688575 20739200 21361376 25924000 26701720 33377150 42722752 51848000 53403440 66754300 83442875 85445504 103696000 106806880 133508600 166885750 213613760 267017200 333771500 427227520 534034400 667543000 1068068800 1335086000 2136137600 2670172000 5340344000 10680688000