981420213816

Names of 981420213816

• Cardinal: 981420213816 can be written as Nine hundred eighty-one billion, four hundred twenty million, two hundred thirteen thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 9.81420213816 × 10¹¹

Factors of 981420213816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 11317

Divisors of 981420213816

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 19 21 24 27 28 36 38 42 54 56 57 63 72 76 81 84 108 114 126 133 152 162 168 171 189 216 228 243 252 266 324 342 347 378 399 456 486 504 513 532 567 648 684 694 756 798 972 1026 1041 1064 1134 1197 1368 1388 1512 1539 1596 1701 1944 2052 2082 2268 2394 2429 2776 3078 3123 3192 3402 3591 4104 4164 4536 4617 4788 4858 6156 6246 6593 6804 7182 7287 8328 9234 9369 9576 9716 10773 10939 12312 12492 13186 13608 14364 14574 18468 18738 19432 19779 21546 21861 21878 24984 26372 28107 28728 29148 32319 32817 36936 37476 39558 43092 43722 43756 46151 52744 56214 58296 59337 64638 65583 65634 74952 76573 79116 84321 86184 87444 87512 92302 98451 112428 118674 129276 131166 131268 138453 153146 158232 168642 174888 178011 184604 196749 196902 207841 224856 229719 237348 258552 262332 262536 276906 295353 306292 337284 356022 369208 393498 393804 415359 415682 459438 474696 524664 534033 553812 590247 590706 612584 623523 674568 689157 712044 786996 787608 830718 831364 886059 918876 1068066 1107624 1180494 1181412 1246077 1247046 1378314 1424088 1454887 1573992 1602099 1661436 1662728 1772118 1837752 1870569 2067471 2136132 2360988 2362824 2492154 2494092 2658177 2756628 2909774 3204198 3322872 3544236 3738231 3741138 3795833 4134942 4272264 4364661 4721976 4984308 4988184 5316354 5513256 5611707 5819548 6202413 6408396 7088472 7476462 7482276 7591666 8269884 8729322 9968616 10632708 11214693 11223414 11387499 11639096 12404826 12816792 13093983 14952924 14964552 15183332 16539768 16835121 17458644 18607239 21265416 22429386 22446828 22774998 24809652 26187966 26570831 29905848 30366664 33670242 34162497 34917288 37214478 39281949 44858772 44893656 45549996 49619304 50505363 52375932 53141662 67340484 68324994 72120827 74428956 78563898 79712493 89717544 91099992 101010726 102487491 104751864 106283324 117845847 134680968 136649988 144241654 148857912 157127796 159424986 202021452 204974982 212566648 216362481 235691694 239137479 273299976 288483308 307462473 314255592 318849972 353537541 404042904 409949964 432724962 471383388 478274958 504845789 576966616 614924946 637699944 649087443 707075082 717412437 819899928 865449924 922387419 942766776 956549916 1009691578 1229849892 1298174886 1414150164 1434824874 1514537367 1730899848 1844774838 1913099832 1947262329 2019383156 2152237311 2459699784 2596349772 2828300328 2869649748 3029074734 3689549676 3894524658 4038766312 4304474622 4543612101 5192699544 5739299496 5841786987 6058149468 6456711933 7379099352 7789049316 8608949244 9087224202 11683573974 12116298936 12913423866 13630836303 15578098632 17217898488 17525360961 18174448404 23367147948 25826847732 27261672606 35050721922 36348896808 40892508909 46734295896 51653695464 54523345212 70101443844 81785017818 109046690424 122677526727 140202887688 163570035636 245355053454 327140071272 490710106908 981420213816
• Sum of all divisors σ(n): 3325900032000
• Sum of proper divisors (its aliquot sum) s(n): 2344479818184
• 981420213816 is an abundant number, because the sum of its proper divisors (2344479818184) is greater than itself. Its abundance is 1363059604368

Bases of 981420213816

• Binary: 1110010010000001001101000000011000111000₂
• Hexadecimal: 0xE481340638
• Base-36: CIUW97I0

Squares and roots of 981420213816

• 981420213816 squared (981420213816²) is 963185636086643157281856
• 981420213816 cubed (981420213816³) is 945289852912653292921252432897322496
• The square root of 981420213816 is 990666.5502660317
• The cube root of 981420213816 is 9937.6798055213

Scales and comparisons

• 981,420,213,816 seconds is equal to 31,206 years, 6 weeks, 4 days, 6 hours, 3 minutes, 36 seconds.
• To count from 1 to 981,420,213,816 would take you about sixty-two thousand, four hundred twelve 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 981420213816 cubic inches would be around 828.1 feet tall.

Recreational maths with 981420213816

• 981420213816 backwards is 618312024189
• The number of decimal digits it has is: 12
• The sum of 981420213816's digits is 45
• More coming soon!