18140102820

Names of 18140102820

• Cardinal: 18140102820 can be written as Eighteen billion, one hundred forty million, one hundred two thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.814010282 × 10¹⁰

Factors of 18140102820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 7809

Divisors of 18140102820

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 27 28 30 35 36 42 45 49 54 60 63 70 84 89 90 98 105 108 126 135 140 147 178 180 189 196 210 245 252 267 270 294 315 356 378 420 441 445 490 534 540 588 623 630 735 756 801 882 890 945 980 1068 1246 1260 1323 1335 1470 1602 1764 1780 1869 1890 2205 2403 2492 2646 2670 2940 3115 3204 3738 3780 4005 4361 4410 4806 5292 5340 5607 6230 6615 7476 7703 8010 8722 8820 9345 9612 11214 12015 12460 13083 13230 15406 16020 16821 17444 18690 21805 22428 23109 24030 26166 26460 28035 30812 33642 37380 38515 39249 43610 46218 48060 52332 53921 56070 65415 67284 69327 77030 78498 84105 87220 92436 107842 112140 115545 117747 130830 138654 154060 156996 161763 168210 196245 207981 215684 231090 235494 261660 269605 277308 323526 336420 346635 377447 392490 415962 462180 470988 485289 539210 588735 647052 685567 693270 754894 784980 808815 831924 970578 1039905 1078420 1132341 1177470 1371134 1386540 1455867 1509788 1617630 1887235 1941156 2056701 2079810 2264682 2354940 2426445 2742268 2911734 3235260 3397023 3427835 3774470 4113402 4159620 4529364 4798969 4852890 5661705 5823468 6170103 6794046 6855670 7279335 7548940 8226804 9597938 9705780 10191069 10283505 11323410 12340206 13588092 13711340 14396907 14558670 16985115 18510309 19195876 20382138 20567010 22646820 23994845 24680412 28793814 29117340 30850515 33592783 33970230 37020618 40764276 41134020 43190721 47989690 50955345 57587628 61701030 67185566 67940460 71984535 74041236 86381442 92551545 95979380 100778349 101910690 123402060 129572163 134371132 143969070 167963915 172762884 185103090 201556698 203821380 215953605 259144326 287938140 302335047 335927830 370206180 403113396 431907210 503891745 518288652 604670094 647860815 671855660 863814420 907005141 1007783490 1209340188 1295721630 1511675235 1814010282 2015566980 2591443260 3023350470 3628020564 4535025705 6046700940 9070051410 18140102820
• Sum of all divisors σ(n): 66396153600
• Sum of proper divisors (its aliquot sum) s(n): 48256050780
• 18140102820 is an abundant number, because the sum of its proper divisors (48256050780) is greater than itself. Its abundance is 30115947960

Bases of 18140102820

• Binary: 10000111001001111000000000010100100₂
• Hexadecimal: 0x4393C00A4
• Base-36: 8C05CX0

Squares and roots of 18140102820

• 18140102820 squared (18140102820²) is 329063330320171952400
• 18140102820 cubed (18140102820³) is 5969242646299542736616145768000
• The square root of 18140102820 is 134685.1989641029
• The cube root of 18140102820 is 2627.5233336179

Scales and comparisons

• 18,140,102,820 seconds is equal to 576 years, 41 weeks, 3 days, 21 hours, 27 minutes.
• To count from 1 to 18,140,102,820 would take you about one thousand, one hundred fifty-three years!

  This is a very rough estimate, based on a speaking rate of half a second every third order of magnitude. If you speak quickly, you could probably say any randomly-chosen number between one and a thousand in around half a second. Very big numbers obviously take longer to say, so we add half a second for every extra x1000. (We do not count involuntary pauses, bathroom breaks or the necessity of sleep in our calculation!)

• A cube with a volume of 18140102820 cubic inches would be around 219 feet tall.

Recreational maths with 18140102820

• 18140102820 backwards is 02820104181
• 18140102820 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18140102820's digits is 27
• More coming soon!