18999354400320

Names of 18999354400320

• Cardinal: 18999354400320 can be written as Eighteen trillion, nine hundred ninety-nine billion, three hundred fifty-four million, four hundred thousand, three hundred twenty.

Scientific notation

• Scientific notation: 1.899935440032 × 10¹³

Factors of 18999354400320

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 20340335

Divisors of 18999354400320

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 5 6 7 8 10 12 14 15 16 20 21 24 28 30 32 35 40 42 48 56 60 64 70 80 84 96 105 112 120 139 140 160 168 192 210 224 240 278 280 320 336 417 420 448 480 556 560 672 695 834 840 960 973 1112 1120 1344 1390 1668 1680 1946 2085 2224 2240 2780 2919 3336 3360 3892 4170 4448 4865 5560 5838 6672 6720 7784 8340 8896 9730 11120 11676 13344 14595 15568 16680 19460 22240 23352 26688 29190 31136 33360 38920 44480 46704 58380 62272 66720 77840 93408 116760 133440 155680 186816 233520 311360 467040 934080 20340179 40680358 61020537 81360716 101700895 122041074 142381253 162721432 203401790 244082148 284762506 305102685 325442864 406803580 427143759 488164296 569525012 610205370 650885728 711906265 813607160 854287518 976328592 1139050024 1220410740 1301771456 1423812530 1627214320 1708575036 1952657184 2135718795 2278100048 2440821480 2827284881 2847625060 3254428640 3417150072 3905314368 4271437590 4556200096 4881642960 5654569762 5695250120 6508857280 6834300144 8481854643 8542875180 9112400192 9763285920 11309139524 11390500240 13668600288 14136424405 16963709286 17085750360 19526571840 19790994167 22618279048 22781000480 27337200576 28272848810 33927418572 34171500720 39581988334 42409273215 45236558096 45562000960 56545697620 59372982501 67854837144 68343001440 79163976668 84818546430 90473116192 98954970835 113091395240 118745965002 135709674288 136686002880 158327953336 169637092860 180946232384 197909941670 226182790480 237491930004 271419348576 296864912505 316655906672 339274185720 395819883340 452365580960 474983860008 542838697152 593729825010 633311813344 678548371440 791639766680 904731161920 949967720016 1187459650020 1266623626688 1357096742880 1583279533360 1899935440032 2374919300040 2714193485760 3166559066720 3799870880064 4749838600080 6333118133440 9499677200160 18999354400320
• Sum of all divisors σ(n): 69436492876800
• Sum of proper divisors (its aliquot sum) s(n): 50437138476480
• 18999354400320 is an abundant number, because the sum of its proper divisors (50437138476480) is greater than itself. Its abundance is 31437784076160

Bases of 18999354400320

• Binary: 100010100011110100001110001010001111001000000₂
• Hexadecimal: 0x1147A1C51E40
• Base-36: 6QG6L279C

Squares and roots of 18999354400320

• 18999354400320 squared (18999354400320²) is 360975467628958946816102400
• 18999354400320 cubed (18999354400320³) is 6858300839303830883251147987271712768000
• The square root of 18999354400320 is 4358824.8875493955
• The cube root of 18999354400320 is 26683.7142523487

Scales and comparisons

• 18,999,354,400,320 seconds is equal to 604,120 years, 36 weeks, 3 days, 4 hours, 32 minutes.
• To count from 1 to 18,999,354,400,320 would take you about one million, five hundred ten thousand, three hundred one 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 18999354400320 cubic inches would be around 2223.6 feet tall.

Recreational maths with 18999354400320

• 18999354400320 backwards is 02300445399981
• The number of decimal digits it has is: 14
• The sum of 18999354400320's digits is 57
• More coming soon!