144197820

Names of 144197820

• Cardinal: 144197820 can be written as One hundred forty-four million, one hundred ninety-seven thousand, eight hundred twenty.

Scientific notation

• Scientific notation: 1.4419782 × 10⁸

Factors of 144197820

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 231

Divisors of 144197820

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 41 45 52 54 60 65 78 81 82 90 108 117 123 130 135 156 162 164 167 180 195 205 234 246 260 270 324 334 351 369 390 405 410 468 492 501 533 540 585 615 668 702 738 780 810 820 835 1002 1053 1066 1107 1170 1230 1404 1476 1503 1599 1620 1670 1755 1845 2004 2106 2132 2171 2214 2340 2460 2505 2665 3006 3198 3321 3340 3510 3690 4212 4342 4428 4509 4797 5010 5265 5330 5535 6012 6396 6513 6642 6847 7020 7380 7515 7995 8684 9018 9594 10020 10530 10660 10855 11070 13026 13284 13527 13694 14391 15030 15990 16605 18036 19188 19539 20541 21060 21710 22140 22545 23985 26052 27054 27388 28782 30060 31980 32565 33210 34235 39078 41082 43173 43420 45090 47970 54108 57564 58617 61623 65130 66420 67635 68470 71955 78156 82164 86346 89011 90180 95940 97695 102705 117234 123246 130260 135270 136940 143910 172692 175851 178022 184869 195390 205410 215865 234468 246492 267033 270540 287820 293085 308115 351702 356044 369738 390780 410820 431730 445055 534066 554607 586170 616230 703404 739476 801099 863460 879255 890110 924345 1068132 1109214 1172340 1232460 1335165 1602198 1758510 1780220 1848690 2218428 2403297 2670330 2773035 3204396 3517020 3697380 4005495 4806594 5340660 5546070 7209891 8010990 9613188 11092140 12016485 14419782 16021980 24032970 28839564 36049455 48065940 72098910 144197820
• Sum of all divisors σ(n): 502020288
• Sum of proper divisors (its aliquot sum) s(n): 357822468
• 144197820 is an abundant number, because the sum of its proper divisors (357822468) is greater than itself. Its abundance is 213624648

Bases of 144197820

• Binary: 1000100110000100100010111100₂
• Hexadecimal: 0x89848BC
• Base-36: 2DUNR0

Squares and roots of 144197820

• 144197820 squared (144197820²) is 20793011292752400
• 144197820 cubed (144197820³) is 2998306899650277879768000
• The square root of 144197820 is 12008.2396711591
• The cube root of 144197820 is 524.3881852509

Scales and comparisons

• 144,197,820 seconds is equal to 4 years, 30 weeks, 2 days, 22 hours, 57 minutes.
• To count from 1 to 144,197,820 would take you about six 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 144197820 cubic inches would be around 43.7 feet tall.

Recreational maths with 144197820

• 144197820 backwards is 028791441
• 144197820 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 144197820's digits is 36
• More coming soon!