19802017620

Names of 19802017620

• Cardinal: 19802017620 can be written as Nineteen billion, eight hundred two million, seventeen thousand, six hundred twenty.

Scientific notation

• Scientific notation: 1.980201762 × 10¹⁰

Factors of 19802017620

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 5468

Divisors of 19802017620

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 11 12 14 15 18 20 21 22 27 28 30 33 35 36 42 44 45 54 55 60 63 66 70 77 84 89 90 99 105 108 110 126 132 135 140 154 165 178 180 189 198 210 220 231 252 267 270 297 308 315 330 356 378 385 396 420 445 462 495 534 540 594 623 630 660 693 756 770 801 890 924 945 979 990 1068 1155 1188 1246 1260 1335 1386 1485 1540 1602 1780 1869 1890 1958 1980 2079 2310 2403 2492 2670 2772 2937 2970 3115 3204 3465 3738 3780 3916 4005 4158 4620 4806 4895 5340 5351 5607 5874 5940 6230 6853 6930 7476 8010 8316 8811 9345 9612 9790 10395 10702 11214 11748 12015 12460 13706 13860 14685 16020 16053 16821 17622 18690 19580 20559 20790 21404 22428 24030 26433 26755 27412 28035 29370 32106 33642 34265 35244 37380 37457 41118 41580 44055 48060 48159 52866 53510 56070 58740 58861 61677 64212 67284 68530 74914 80265 82236 84105 88110 96318 102795 105732 107020 112140 112371 117722 123354 132165 137060 144477 149828 160530 168210 176220 176583 185031 187285 192636 205590 224742 235444 240795 246708 264330 288954 294305 308385 321060 336420 337113 353166 370062 374570 411180 412027 449484 476239 481590 528660 529749 561855 577908 588610 616770 674226 706332 722385 740124 749140 824054 882915 925155 952478 963180 1011339 1059498 1123710 1177220 1233540 1236081 1348452 1428717 1444770 1589247 1648108 1685565 1765830 1850310 1904956 2022678 2060135 2118996 2247420 2381195 2472162 2648745 2857434 2889540 3178494 3333673 3371130 3531660 3700620 3708243 4045356 4120270 4286151 4762390 4944324 5056695 5238629 5297490 5714868 6180405 6356988 6667346 6742260 7143585 7416486 7946235 8240540 8572302 9524780 10001019 10113390 10477258 10594980 11124729 12360810 12858453 13334692 14287170 14832972 15715887 15892470 16668365 17144604 18541215 20002038 20226780 20954516 21430755 22249458 24721620 25716906 26193145 28574340 30003057 31431774 31784940 33336730 36670403 37082430 40004076 42861510 44498916 47147661 50005095 51433812 52386290 55623645 60006114 62863548 64292265 66673460 73340806 74164860 78579435 85723020 90009171 94295322 100010190 104772580 110011209 111247290 120012228 128584530 141442983 146681612 150015285 157158870 180018342 183352015 188590644 200020380 220022418 222494580 235738305 257169060 282885966 300030570 314317740 330033627 360036684 366704030 440044836 450045855 471476610 550056045 565771932 600061140 660067254 707214915 733408060 900091710 942953220 990100881 1100112090 1320134508 1414429830 1650168135 1800183420 1980201762 2200224180 2828859660 3300336270 3960403524 4950504405 6600672540 9901008810 19802017620
• Sum of all divisors σ(n): 77685350400
• Sum of proper divisors (its aliquot sum) s(n): 57883332780
• 19802017620 is an abundant number, because the sum of its proper divisors (57883332780) is greater than itself. Its abundance is 38081315160

Bases of 19802017620

• Binary: 10010011100010010101100111101010100₂
• Hexadecimal: 0x49C4ACF54
• Base-36: 93HLYL0

Squares and roots of 19802017620

• 19802017620 squared (19802017620²) is 392119901822790464400
• 19802017620 cubed (19802017620³) is 7764765205047566893616782728000
• The square root of 19802017620 is 140719.6419125631
• The cube root of 19802017620 is 2705.4311172299

Scales and comparisons

• 19,802,017,620 seconds is equal to 629 years, 33 weeks, 3 days, 27 minutes.
• To count from 1 to 19,802,017,620 would take you about one thousand, two hundred fifty-nine 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 19802017620 cubic inches would be around 225.5 feet tall.

Recreational maths with 19802017620

• 19802017620 backwards is 02671020891
• 19802017620 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 19802017620's digits is 36
• More coming soon!