18997796000820

Names of 18997796000820

• Cardinal: 18997796000820 can be written as Eighteen trillion, nine hundred ninety-seven billion, seven hundred ninety-six million, eight hundred twenty.

Scientific notation

• Scientific notation: 1.899779600082 × 10¹³

Factors of 18997796000820

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1245048

Divisors of 18997796000820

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 10 12 13 14 15 20 21 26 28 30 35 39 42 52 60 65 70 78 84 91 105 130 140 156 182 195 210 260 273 364 390 420 455 546 780 910 1092 1365 1820 2730 2801 5460 5602 8403 11204 14005 16806 19607 28010 33612 36413 39214 42015 56020 58821 72826 78428 84030 98035 109239 117642 145652 168060 182065 196070 218478 235284 254891 294105 364130 392140 436956 509782 546195 588210 728260 764673 1019564 1092390 1176420 1242217 1274455 1529346 2184780 2484434 2548910 3058692 3726651 3823365 4968868 5097820 6211085 7453302 7646730 8695519 12422170 14906604 15293460 16148821 17391038 18633255 24844340 26086557 32297642 34782076 37266510 43477595 48446463 52173114 64595284 74533020 80744105 86955190 96892926 104346228 113041747 130432785 161488210 173910380 193785852 226083494 242232315 260865570 322976420 339125241 452166988 484464630 521731140 565208735 678250482 968929260 1130417470 1356500964 1695626205 2260834940 3391252410 3479449817 6782504820 6958899634 10438349451 13917799268 17397249085 20876698902 24356148719 34794498170 41753397804 45232847621 48712297438 52191747255 69588996340 73068446157 90465695242 97424594876 104383494510 121780743595 135698542863 146136892314 180931390484 208766989020 226164238105 243561487190 271397085726 292273784628 316629933347 365342230785 452328476210 487122974380 542794171452 633259866694 678492714315 730684461570 904656952420 949889800041 1266519733388 1356985428630 1461368923140 1583149666735 1899779600082 2713970857260 3166299333470 3799559200164 4749449000205 6332598666940 9498898000410 18997796000820
• Sum of all divisors σ(n): 65492754034176
• Sum of proper divisors (its aliquot sum) s(n): 46494958033356
• 18997796000820 is an abundant number, because the sum of its proper divisors (46494958033356) is greater than itself. Its abundance is 27497162032536

Bases of 18997796000820

• Binary: 100010100011101000100111000011101010000110100₂
• Hexadecimal: 0x114744E1D434
• Base-36: 6QFGT8AIC

Squares and roots of 18997796000820

• 18997796000820 squared (18997796000820²) is 360916252888772385440672400
• 18997796000820 cubed (18997796000820³) is 6856613345761259796404057714091751368000
• The square root of 18997796000820 is 4358646.1201639209
• The cube root of 18997796000820 is 26682.9846657343

Scales and comparisons

• 18,997,796,000,820 seconds is equal to 604,071 years, 7 weeks, 5 days, 3 hours, 47 minutes.
• To count from 1 to 18,997,796,000,820 would take you about one million, five hundred ten thousand, one hundred seventy-seven 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 18997796000820 cubic inches would be around 2223.6 feet tall.

Recreational maths with 18997796000820

• 18997796000820 backwards is 02800069779981
• The number of decimal digits it has is: 14
• The sum of 18997796000820's digits is 66
• More coming soon!