18889500089019472

Names of 18889500089019472

• Cardinal: 18889500089019472 can be written as Eighteen quadrillion, eight hundred eighty-nine trillion, five hundred billion, eighty-nine million, nineteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.8889500089019472 × 10¹⁶

Factors of 18889500089019472

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 2015

Divisors of 18889500089019472

• Number of divisors d(n): 220
• Complete list of divisors:
  1 2 4 8 11 16 22 23 44 46 88 92 121 176 184 242 253 368 484 506 968 1012 1331 1936 1979 2024 2662 2783 3958 4048 5324 5566 7916 10648 11132 14641 15832 21296 21769 22264 29282 30613 31664 43538 44528 45517 58564 61226 87076 91034 117128 122452 161051 174152 182068 234256 239459 244904 322102 336743 348304 364136 478918 489808 500687 644204 673486 728272 957836 1001374 1288408 1346972 1771561 1915672 2002748 2576816 2634049 2693944 3543122 3704173 3831344 4005496 5268098 5387888 5507557 7086244 7408346 8010992 10536196 11015114 14172488 14816692 19487171 21072392 22030228 28344976 28974539 29633384 38974342 40745903 42144784 44060456 57949078 59266768 60583127 77948684 81491806 88120912 115898156 121166254 155897368 162983612 214358881 231796312 242332508 311794736 318719929 325967224 428717762 448204933 463592624 484665016 637439858 651934448 666414397 857435524 896409866 969330032 1274879716 1332828794 1714871048 1792819732 2357947691 2549759432 2665657588 3429742096 3505919219 3585639464 4715895382 4930254263 5099518864 5331315176 7011838438 7171278928 7330558367 9431790764 9860508526 10662630352 14023676876 14661116734 18863581528 19721017052 25937424601 28047353752 29322233468 37727163056 38565111409 39442034104 51874849202 54232796893 56094707504 58644466936 77130222818 78884068208 80636142037 103749698404 108465593786 117288933872 154260445636 161272284074 207499396808 216931187572 308520891272 322544568148 414998793616 424216225499 433862375144 596560765823 617041782544 645089136296 848432450998 867724750288 886997562407 1193121531646 1290178272592 1696864901996 1773995124814 2386243063292 3393729803992 3547990249628 4666378480489 4772486126584 6787459607984 7095980499256 9332756960978 9544972253168 9756973186477 14191960998512 18665513921956 19513946372954 37331027843912 39027892745908 51330163285379 74662055687824 78055785491816 102660326570758 107326705051247 156111570983632 205320653141516 214653410102494 410641306283032 429306820204988 821282612566064 858613640409976 1180593755563717 1717227280819952 2361187511127434 4722375022254868 9444750044509736 18889500089019472
• Sum of all divisors σ(n): 42029832820900320
• Sum of proper divisors (its aliquot sum) s(n): 23140332731880848
• 18889500089019472 is an abundant number, because the sum of its proper divisors (23140332731880848) is greater than itself. Its abundance is 4250832642861376

Bases of 18889500089019472

• Binary: 1000011000110111110011001110110110010100110110001010000₂
• Hexadecimal: 0x431BE676CA6C50
• Base-36: 55ZROJKK9CG

Squares and roots of 18889500089019472

• 18889500089019472 squared (18889500089019472²) is 356813213613066640612466395158784
• 18889500089019472 cubed (18889500089019472³) is 6740023230307346186307588619487365482778307842048
• The square root of 18889500089019472 is 137439077.7363536883
• The cube root of 18889500089019472 is 266321.8638034081

Scales and comparisons

• 18,889,500,089,019,472 seconds is equal to 600,627,673 years, 40 weeks, 12 hours, 57 minutes, 52 seconds.
• To count from 1 to 18,889,500,089,019,472 would take you about one billion, eight hundred one million, eight hundred eighty-three thousand and twenty-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 18889500089019472 cubic inches would be around 22193.5 feet tall.

Recreational maths with 18889500089019472

• 18889500089019472 backwards is 27491098000598881
• The number of decimal digits it has is: 17
• The sum of 18889500089019472's digits is 79
• More coming soon!