20697838980

Names of 20697838980

• Cardinal: 20697838980 can be written as Twenty billion, six hundred ninety-seven million, eight hundred thirty-eight thousand, nine hundred eighty.

Scientific notation

• Scientific notation: 2.069783898 × 10¹⁰

Factors of 20697838980

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1056

Divisors of 20697838980

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 17 20 21 26 28 30 34 35 39 42 51 52 60 65 68 70 78 84 85 91 102 105 119 130 140 156 169 170 182 195 204 210 221 238 255 260 273 289 338 340 357 364 390 420 442 455 476 507 510 546 578 595 663 676 714 780 845 867 884 910 1009 1014 1020 1092 1105 1156 1183 1190 1326 1365 1428 1445 1547 1690 1734 1785 1820 2018 2023 2028 2210 2366 2380 2535 2652 2730 2873 2890 3027 3094 3315 3380 3468 3549 3570 3757 4036 4046 4335 4420 4641 4732 5045 5070 5460 5746 5780 5915 6054 6069 6188 6630 7063 7098 7140 7514 7735 8092 8619 8670 9282 10090 10115 10140 11271 11492 11830 12108 12138 13117 13260 14126 14196 14365 15028 15135 15470 17153 17238 17340 17745 18564 18785 20111 20180 20230 21189 22542 23205 23660 24276 26234 26299 28252 28730 30270 30345 30940 34306 34476 35315 35490 37570 39351 40222 40460 42378 43095 45084 46410 48841 51459 52468 52598 56355 57460 60333 60540 60690 65585 68612 70630 70980 75140 78702 78897 80444 84756 85765 86190 91819 92820 97682 100555 102918 105196 105945 112710 120071 120666 121380 131170 131495 141260 146523 157404 157794 170521 171530 172380 183638 195364 196755 201110 205836 211890 222989 225420 240142 241332 244205 257295 262340 262990 275457 291601 293046 301665 315588 341042 341887 343060 360213 367276 393510 394485 402220 423780 445978 459095 480284 488410 511563 514590 525980 550914 583202 586092 600355 603330 668967 682084 683774 720426 732615 787020 788970 852605 874803 891956 918190 976820 1023126 1025661 1029180 1101828 1114945 1166404 1193647 1200710 1206660 1337934 1367548 1377285 1440852 1458005 1465230 1560923 1577940 1705210 1709435 1749606 1801065 1836380 2041207 2046252 2051322 2229890 2387294 2401420 2557815 2675868 2754570 2898857 2916010 2930460 3121846 3344835 3410420 3418870 3499212 3580941 3602130 3790813 4082414 4102644 4374015 4459780 4682769 4774588 5115630 5128305 5509140 5797714 5832020 5968235 6123621 6243692 6689670 6837740 7161882 7204260 7581626 7804615 8164828 8696571 8748030 9365538 10206035 10231260 10256610 11372439 11595428 11936470 12247242 13379340 14323764 14494285 15163252 15609230 17393142 17496060 17904705 18731076 18954065 20291999 20412070 20513220 22744878 23413845 23872940 24494484 26535691 28988570 30618105 31218460 34786284 35809410 37908130 40583998 40824140 43482855 45489756 46827690 49280569 53071382 56862195 57977140 60875997 61236210 71618820 75816260 79607073 81167996 86965710 93655380 98561138 101459995 106142764 113724390 121751994 122472420 132678455 147841707 159214146 173931420 197122276 202919990 227448780 243503988 246402845 265356910 295683414 304379985 318428292 344963983 398035365 405839980 492805690 530713820 591366828 608759970 689927966 739208535 796070730 985611380 1034891949 1217519940 1379855932 1478417070 1592141460 1724819915 2069783898 2956834140 3449639830 4139567796 5174459745 6899279660 10348919490 20697838980
• Sum of all divisors σ(n): 76262336640
• Sum of proper divisors (its aliquot sum) s(n): 55564497660
• 20697838980 is an abundant number, because the sum of its proper divisors (55564497660) is greater than itself. Its abundance is 34866658680

Bases of 20697838980

• Binary: 10011010001101011111111010110000100₂
• Hexadecimal: 0x4D1AFF584
• Base-36: 9IAYIRO

Squares and roots of 20697838980

• 20697838980 squared (20697838980²) is 428400538442007440400
• 20697838980 cubed (20697838980³) is 8866965363617970069361146792000
• The square root of 20697838980 is 143867.4354397129
• The cube root of 20697838980 is 2745.6278284313

Scales and comparisons

• 20,697,838,980 seconds is equal to 658 years, 6 weeks, 4 days, 7 hours, 43 minutes.
• To count from 1 to 20,697,838,980 would take you about one thousand, three hundred sixteen 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 20697838980 cubic inches would be around 228.8 feet tall.

Recreational maths with 20697838980

• 20697838980 backwards is 08983879602
• 20697838980 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 20697838980's digits is 60
• More coming soon!