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10680409080 = 23325112697073
BaseRepresentation
bin10011111001001101…
…00001101111111000
31000120100001222220200
421330212201233320
5133333141042310
64523450122200
7525445656615
oct117446415770
930510058820
1010680409080
1145908a3470
1220a0a20360
13101295a6b3
1473467b50c
154279b09c0
hex27c9a1bf8

10680409080 has 96 divisors (see below), whose sum is σ = 37866918960. Its totient is φ = 2589189120.

The previous prime is 10680409079. The next prime is 10680409093. The reversal of 10680409080 is 8090408601.

It is a happy number.

It is a super-2 number, since 2×106804090802 (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1344577 + ... + 1352496.

Almost surely, 210680409080 is an apocalyptic number.

10680409080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

10680409080 is an abundant number, since it is smaller than the sum of its proper divisors (27186509880).

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

10680409080 is a wasteful number, since it uses less digits than its factorization.

10680409080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2697101 (or 2697094 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 36.

The spelling of 10680409080 in words is "ten billion, six hundred eighty million, four hundred nine thousand, eighty".

Divisors: 1 2 3 4 5 6 8 9 10 11 12 15 18 20 22 24 30 33 36 40 44 45 55 60 66 72 88 90 99 110 120 132 165 180 198 220 264 330 360 396 440 495 660 792 990 1320 1980 3960 2697073 5394146 8091219 10788292 13485365 16182438 21576584 24273657 26970730 29667803 32364876 40456095 48547314 53941460 59335606 64729752 80912190 89003409 97094628 107882920 118671212 121368285 148339015 161824380 178006818 194189256 237342424 242736570 267010227 296678030 323648760 356013636 445017045 485473140 534020454 593356060 712027272 890034090 970946280 1068040908 1186712120 1335051135 1780068180 2136081816 2670102270 3560136360 5340204540 10680409080