21679588980

Names of 21679588980

• Cardinal: 21679588980 can be written as Twenty-one billion, six hundred seventy-nine million, five hundred eighty-eight thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 2.167958898 × 10¹⁰

Factors of 21679588980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 10948

Divisors of 21679588980

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 17 18 20 21 27 28 30 31 34 35 36 42 45 51 54 60 62 63 68 70 84 85 90 93 102 105 108 119 124 126 135 140 153 155 170 180 186 189 204 210 217 238 252 255 270 279 306 310 315 340 357 372 378 420 434 459 465 476 510 527 540 558 595 612 620 630 651 714 756 765 837 868 918 930 945 1020 1054 1071 1085 1116 1190 1260 1302 1395 1428 1530 1581 1674 1785 1836 1860 1890 1953 2108 2142 2170 2295 2380 2604 2635 2790 3060 3162 3213 3255 3348 3570 3689 3780 3906 4185 4284 4340 4590 4743 5270 5355 5580 5859 6324 6426 6510 7140 7378 7812 7905 8370 9180 9486 9765 10540 10710 10883 11067 11718 12852 13020 14229 14756 15810 16065 16740 18445 18972 19530 21420 21766 22134 23436 23715 28458 29295 31620 32130 32649 33201 36890 39060 43532 44268 47430 54415 55335 56916 58590 64260 65298 66402 71145 73780 76181 94860 97947 99603 108830 110670 117180 130596 132804 142290 152362 163245 166005 185011 195894 199206 217660 221340 228543 284580 293841 304724 326490 332010 337373 370022 380905 391788 398412 457086 489735 498015 555033 587682 652980 664020 674746 685629 740044 761810 914172 925055 979470 996030 1012119 1110066 1142715 1175364 1295077 1349492 1371258 1469205 1523620 1665099 1686865 1850110 1958940 1992060 2024238 2056887 2220132 2285430 2361611 2590154 2742516 2775165 2938410 3036357 3330198 3373730 3428145 3700220 3885231 4048476 4113774 4570860 4723222 4995297 5060595 5180308 5550330 5735341 5876820 6072714 6475385 6660396 6747460 6856290 7084833 7770462 8227548 8325495 9109071 9446444 9990594 10121190 10284435 11100660 11470682 11655693 11808055 12145428 12950770 13712580 14169666 15181785 15540924 16650990 17206023 18218142 19426155 19981188 20242380 20568870 21254499 22941364 23311386 23616110 24976485 25901540 28339332 28676705 30363570 33301980 34412046 34967079 35424165 36436284 38852310 40147387 41137740 42508998 45545355 46622772 47232220 49952970 51618069 57353410 58278465 60727140 63763497 68824092 69934158 70848330 77704620 80294774 85017996 86030115 91090710 99905940 103236138 106272495 114706820 116556930 120442161 127526994 139868316 141696660 154854207 160589548 172060230 174835395 182181420 200736935 206472276 212544990 233113860 240884322 255053988 258090345 309708414 318817485 344120460 349670790 361326483 401473870 425089980 481768644 516180690 602210805 619416828 637634970 699341580 722652966 774271035 802947740 1032361380 1083979449 1204421610 1275269940 1445305932 1548542070 1806632415 2167958898 2408843220 3097084140 3613264830 4335917796 5419897245 7226529660 10839794490 21679588980
• Sum of all divisors σ(n): 84257832960
• Sum of proper divisors (its aliquot sum) s(n): 62578243980
• 21679588980 is an abundant number, because the sum of its proper divisors (62578243980) is greater than itself. Its abundance is 40898655000

Bases of 21679588980

• Binary: 10100001100001101000100011001110100₂
• Hexadecimal: 0x50C344674
• Base-36: 9YJGTX0

Squares and roots of 21679588980

• 21679588980 squared (21679588980²) is 470004578341737440400
• 21679588980 cubed (21679588980³) is 10189506077167077686949246792000
• The square root of 21679588980 is 147239.9028117037
• The cube root of 21679588980 is 2788.3696568097

Scales and comparisons

• 21,679,588,980 seconds is equal to 689 years, 17 weeks, 6 days, 4 hours, 3 minutes.
• To count from 1 to 21,679,588,980 would take you about one thousand, three hundred seventy-eight 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 21679588980 cubic inches would be around 232.4 feet tall.

Recreational maths with 21679588980

• 21679588980 backwards is 08988597612
• 21679588980 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 21679588980's digits is 63
• More coming soon!