18463931472

Names of 18463931472

• Cardinal: 18463931472 can be written as Eighteen billion, four hundred sixty-three million, nine hundred thirty-one thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8463931472 × 10¹⁰

Factors of 18463931472

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1679

Divisors of 18463931472

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 17 21 24 28 34 41 42 48 49 51 56 68 82 84 98 102 112 119 123 136 147 164 168 196 204 238 246 272 287 294 328 336 343 357 392 408 476 492 574 588 656 686 697 714 784 816 833 861 952 984 1029 1148 1176 1372 1394 1428 1609 1666 1722 1904 1968 2009 2058 2091 2296 2352 2499 2744 2788 2856 3218 3332 3444 4018 4116 4182 4592 4827 4879 4998 5488 5576 5712 5831 6027 6436 6664 6888 8036 8232 8364 9654 9758 9996 11152 11263 11662 12054 12872 13328 13776 14063 14637 16072 16464 16728 17493 19308 19516 19992 22526 23324 24108 25744 27353 28126 29274 32144 33456 33789 34153 34986 38616 39032 39984 42189 45052 46648 48216 54706 56252 58548 65969 67578 68306 69972 77232 78064 78841 82059 84378 90104 93296 96432 102459 109412 112504 117096 131938 135156 136612 139944 157682 164118 168756 180208 191471 197907 204918 218824 225008 234192 236523 239071 263876 270312 273224 279888 315364 328236 337512 382942 395814 409836 437648 461783 473046 478142 527752 540624 546448 551887 574413 630728 656472 675024 717213 765884 791628 819672 923566 946092 956284 1055504 1103774 1121473 1148826 1261456 1312944 1340297 1385349 1434426 1531768 1583256 1639344 1655661 1847132 1892184 1912568 2207548 2242946 2297652 2680594 2770698 2868852 3063536 3166512 3232481 3311322 3364419 3694264 3784368 3825136 4020891 4415096 4485892 4595304 5361188 5541396 5737704 6464962 6622644 6728838 7388528 7850311 8041782 8830192 8971784 9190608 9382079 9697443 10722376 11082792 11475408 12929924 13245288 13457676 15700622 16083564 17943568 18764158 19394886 21444752 22165584 22627367 23550933 25859848 26490576 26915352 28146237 31401244 32167128 37528316 38789772 45254734 47101866 51719696 53830704 54952177 56292474 62802488 64334256 67882101 75056632 77579544 90509468 94203732 109904354 112584948 125604976 135764202 150113264 155159088 164856531 181018936 188407464 219808708 225169896 271528404 329713062 362037872 376814928 384665239 439617416 450339792 543056808 659426124 769330478 879234832 1086113616 1153995717 1318852248 1538660956 2307991434 2637704496 3077321912 4615982868 6154643824 9231965736 18463931472
• Sum of all divisors σ(n): 60371136000
• Sum of proper divisors (its aliquot sum) s(n): 41907204528
• 18463931472 is an abundant number, because the sum of its proper divisors (41907204528) is greater than itself. Its abundance is 23443273056

Bases of 18463931472

• Binary: 10001001100100010010011110001010000₂
• Hexadecimal: 0x44C893C50
• Base-36: 8HCY4PC

Squares and roots of 18463931472

• 18463931472 squared (18463931472²) is 340916765402712086784
• 18463931472 cubed (18463931472³) is 6294663794051576453325892866048
• The square root of 18463931472 is 135882.0498520683
• The cube root of 18463931472 is 2643.0663154763

Scales and comparisons

• 18,463,931,472 seconds is equal to 587 years, 4 weeks, 6 days, 21 hours, 51 minutes, 12 seconds.
• To count from 1 to 18,463,931,472 would take you about one thousand, one hundred seventy-four 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 18463931472 cubic inches would be around 220.3 feet tall.

Recreational maths with 18463931472

• 18463931472 backwards is 27413936481
• 18463931472 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18463931472's digits is 48
• More coming soon!