20984987760

Names of 20984987760

• Cardinal: 20984987760 can be written as Twenty billion, nine hundred eighty-four million, nine hundred eighty-seven thousand, seven hundred sixty.

Scientific notation

• Scientific notation: 2.098498776 × 10¹⁰

Factors of 20984987760

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 364

Divisors of 20984987760

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 5 6 8 10 11 12 15 16 19 20 22 24 30 33 38 40 44 48 55 57 60 66 76 80 88 95 97 110 114 120 132 152 165 176 190 194 209 220 227 228 240 264 285 291 304 330 361 380 388 418 440 454 456 485 528 570 582 627 660 681 722 760 776 836 880 908 912 970 1045 1067 1083 1135 1140 1164 1254 1320 1362 1444 1455 1520 1552 1672 1805 1816 1843 1940 2090 2134 2166 2270 2280 2328 2497 2508 2640 2724 2888 2910 3135 3201 3344 3405 3610 3632 3686 3880 3971 4180 4268 4313 4332 4540 4560 4656 4994 5016 5335 5415 5448 5529 5776 5820 6270 6402 6810 7220 7372 7491 7760 7942 8360 8536 8626 8664 9080 9215 9988 10032 10670 10830 10896 11058 11640 11913 12485 12540 12804 12939 13620 14440 14744 14982 15884 16005 16720 17072 17252 17328 18160 18430 19855 19976 20273 21340 21565 21660 22019 22116 23280 23826 24970 25080 25608 25878 27240 27645 28880 29488 29964 31768 32010 34504 35017 36860 37455 39710 39952 40546 42680 43130 43320 44038 44232 47443 47652 49940 50160 51216 51756 54480 55290 59565 59928 60819 63536 64020 64695 66057 69008 70034 73720 74910 79420 81092 81947 85360 86260 86640 88076 88464 94886 95304 99880 101365 103512 105051 110095 110580 119130 119856 121638 128040 129390 132114 140068 142329 147440 149820 158840 162184 163894 172520 175085 176152 189772 190608 199760 202730 207024 210102 220190 221160 237215 238260 242209 243276 245841 256080 258780 264228 280136 284658 299640 304095 317680 324368 327788 330285 345040 350170 352304 379544 385187 405460 409735 418361 420204 440380 442320 474430 476520 484418 486552 491682 517560 525255 528456 560272 569316 599280 608190 655576 660570 700340 711645 726627 759088 770374 810920 819470 836722 840408 880760 901417 948860 953040 968836 973104 983364 1035120 1050510 1056912 1138632 1155561 1211045 1216380 1229205 1255083 1311152 1321140 1400680 1423290 1453254 1540748 1621840 1638940 1673444 1680816 1761520 1802834 1897720 1925935 1937672 1966728 2091805 2101020 2277264 2311122 2422090 2432760 2458410 2510166 2642280 2704251 2801360 2846580 2906508 3081496 3277880 3346888 3605668 3633135 3795440 3851870 3875344 3933456 4183610 4202040 4507085 4601971 4622244 4844180 4865520 4916820 5020332 5284560 5408502 5693160 5777805 5813016 6162992 6275415 6555760 6693776 7211336 7266270 7703740 7948859 8367220 8404080 9014170 9203942 9244488 9688360 9833640 10040664 10817004 11386320 11555610 11626032 12550830 13521255 13805913 14422672 14532540 15407480 15897718 16734440 18028340 18407884 18488976 19376720 19667280 20081328 21634008 23009855 23111220 23846577 25101660 27042510 27611826 29065080 30814960 31795436 33468880 36056680 36815768 39744295 43268016 46019710 46222440 47693154 50203320 54085020 55223652 58130160 63590872 69029565 72113360 73631536 79488590 87437449 92039420 92444880 95386308 100406640 108170040 110447304 119232885 127181744 138059130 158977180 174874898 184078840 190772616 216340080 220894608 238465770 262312347 276118260 317954360 349749796 368157680 381545232 437187245 476931540 524624694 552236520 635908720 699499592 874374490 953863080 1049249388 1104473040 1311561735 1398999184 1748748980 1907726160 2098498776 2623123470 3497497960 4196997552 5246246940 6994995920 10492493880 20984987760
• Sum of all divisors σ(n): 76004635392
• Sum of proper divisors (its aliquot sum) s(n): 55019647632
• 20984987760 is an abundant number, because the sum of its proper divisors (55019647632) is greater than itself. Its abundance is 34034659872

Bases of 20984987760

• Binary: 10011100010110011011000000001110000₂
• Hexadecimal: 0x4E2CD8070
• Base-36: 9N1X46O

Squares and roots of 20984987760

• 20984987760 squared (20984987760²) is 440369711287349817600
• 20984987760 cubed (20984987760³) is 9241153001239769765174232576000
• The square root of 20984987760 is 144861.9610525827
• The cube root of 20984987760 is 2758.2665969337

Scales and comparisons

• 20,984,987,760 seconds is equal to 667 years, 13 weeks, 2 days, 19 hours, 16 minutes.
• To count from 1 to 20,984,987,760 would take you about one thousand, three hundred thirty-four 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 20984987760 cubic inches would be around 229.9 feet tall.

Recreational maths with 20984987760

• 20984987760 backwards is 06778948902
• 20984987760 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20984987760's digits is 60
• More coming soon!