18419897889344

Names of 18419897889344

• Cardinal: 18419897889344 can be written as Eighteen trillion, four hundred nineteen billion, eight hundred ninety-seven million, eight hundred eighty-nine thousand, three hundred forty-four.

Scientific notation

• Scientific notation: 1.8419897889344 × 10¹³

Factors of 18419897889344

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 345

Divisors of 18419897889344

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 7 8 14 16 28 29 32 49 56 58 64 98 112 116 196 203 224 232 307 343 392 406 448 464 614 686 784 812 928 1228 1372 1421 1568 1624 1856 2149 2456 2744 2842 3136 3248 4298 4912 5488 5684 6496 8596 8903 9824 9947 10976 11368 12992 15043 17192 17806 19648 19894 21952 22736 30086 34384 35612 39788 45472 60172 62321 68768 71224 79576 90944 94249 105301 120344 124642 137536 142448 159152 188498 210602 240688 249284 284896 318304 376996 421204 436247 481376 498568 569792 636608 659743 753992 842408 872494 962752 997136 1319486 1507984 1684816 1744988 1994272 2638972 2733221 3015968 3053729 3369632 3489976 3988544 4618201 5277944 5466442 6031936 6107458 6739264 6979952 9236402 10555888 10932884 12214916 13959904 18472804 19132547 21111776 21865768 24429832 27919808 28934443 32327407 36945608 38265094 42223552 43731536 48859664 57868886 64654814 73891216 76530188 87463072 97719328 115737772 129309628 133927829 147782432 153060376 174926144 195438656 202541101 231475544 258619256 267855658 295564864 306120752 405082202 462951088 517238512 535711316 612241504 810164404 839098847 925902176 937494803 1034477024 1071422632 1224483008 1417787707 1620328808 1678197694 1851804352 1874989606 2068954048 2142845264 2835575414 3240657616 3356395388 3749979212 4285690528 5671150828 5873691929 6481315232 6712790776 7499958424 8571381056 9924513949 11342301656 11747383858 12962630464 13425581552 14999916848 19849027898 22684603312 23494767716 26851163104 29999833696 39698055796 41115843503 45369206624 46989535432 53702326208 59999667392 79396111592 82231687006 90738413248 93979070864 158792223184 164463374012 187958141728 287810904521 317584446368 328926748024 375916283456 575621809042 635168892736 657853496048 1151243618084 1315706992096 2302487236168 2631413984192 4604974472336 9209948944672 18419897889344
• Sum of all divisors σ(n): 44240196000000
• Sum of proper divisors (its aliquot sum) s(n): 25820298110656
• 18419897889344 is an abundant number, because the sum of its proper divisors (25820298110656) is greater than itself. Its abundance is 7400400221312

Bases of 18419897889344

• Binary: 100001100000010110111011110000111001001000000₂
• Hexadecimal: 0x10C0B7787240
• Base-36: 6J1ZFM5VK

Squares and roots of 18419897889344

• 18419897889344 squared (18419897889344²) is 339292638253859546068750336
• 18419897889344 cubed (18419897889344³) is 6249735751242224766293600246802090819584
• The square root of 18419897889344 is 4291840.8508871807
• The cube root of 18419897889344 is 26409.6354335957

Scales and comparisons

• 18,419,897,889,344 seconds is equal to 585,695 years, 40 weeks, 2 days, 14 hours, 35 minutes, 44 seconds.
• To count from 1 to 18,419,897,889,344 would take you about one million, four hundred sixty-four thousand, two hundred thirty-nine 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 18419897889344 cubic inches would be around 2200.8 feet tall.

Recreational maths with 18419897889344

• 18419897889344 backwards is 44398879891481
• The number of decimal digits it has is: 14
• The sum of 18419897889344's digits is 83
• More coming soon!