18038891417428125

Names of 18038891417428125

• Cardinal: 18038891417428125 can be written as Eighteen quadrillion, thirty-eight trillion, eight hundred ninety-one billion, four hundred seventeen million, four hundred twenty-eight thousand, one hundred twenty-five.

Scientific notation

• Scientific notation: 1.8038891417428125 × 10¹⁶

Factors of 18038891417428125

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 1888

Divisors of 18038891417428125

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 9 15 19 25 27 45 57 75 81 95 125 135 171 225 243 285 361 375 405 475 513 625 675 855 1083 1125 1215 1425 1539 1805 1861 1875 2025 2375 2565 3125 3249 3375 4275 4617 5415 5583 5625 6075 6859 7125 7695 9025 9305 9375 9747 10125 11875 12825 16245 16749 16875 20577 21375 23085 27075 27915 28125 29241 30375 34295 35359 35625 38475 45125 46525 48735 50247 50625 59375 61731 64125 81225 83745 84375 87723 102885 106077 106875 115425 135375 139575 146205 150741 151875 171475 176795 178125 185193 192375 225625 232625 243675 251235 253125 308655 318231 320625 406125 418725 438615 452223 514425 530385 534375 555579 577125 671821 676875 697875 731025 753705 759375 857375 883975 925965 954693 961875 1128125 1163125 1218375 1256175 1543275 1591155 1603125 1666737 2015463 2030625 2093625 2193075 2261115 2572125 2651925 2777895 2864079 2885625 3359105 3384375 3463321 3489375 3655125 3768525 4286875 4419875 4629825 4773465 4809375 5815625 6046389 6091875 6280875 7716375 7955775 8333685 8592237 10077315 10153125 10389963 10468125 10965375 11305575 12764599 12860625 13259625 13889475 14320395 14428125 16795525 17316605 17446875 18139167 18275625 18842625 21434375 22099375 23149125 23867325 30231945 30459375 31169889 31404375 38293797 38581875 39778875 41668425 42961185 50386575 51949815 52340625 54417501 54826875 56527875 63822995 64303125 65803099 66298125 69447375 71601975 83977625 86583025 90695835 91378125 93509667 94213125 110496875 114881391 115745625 119336625 151159725 155849445 157021875 163252503 191468985 192909375 197409297 198894375 208342125 214805925 251932875 259749075 272087505 274134375 280529001 282639375 319114975 329015495 331490625 344644173 347236875 358009875 419888125 432915125 453479175 467548335 471065625 574406955 578728125 592227891 596683125 755798625 779247225 816262515 841587003 957344925 987046485 994471875 1033932519 1041710625 1074029625 1250258881 1259664375 1298745375 1360437525 1402645005 1413196875 1595574875 1645077475 1723220865 1736184375 1776683673 1790049375 2099440625 2164575625 2267395875 2337741675 2872034775 2961139455 2983415625 3101797557 3750776643 3778993125 3896236125 4081312575 4207935015 4786724625 4935232425 5169662595 5208553125 5330051019 5370148125 6251294405 6298321875 6493726875 6802187625 7013225025 7977874375 8225387375 8616104325 8883418365 8950246875 10822878125 11252329929 11336979375 11688708375 14360173875 14805697275 15508987785 15990153057 18753883215 18894965625 19481180625 20406562875 21039675075 23754918739 23933623125 24676162125 25848312975 26650255095 26850740625 31256472025 32468634375 33756989787 34010938125 35066125125 39889371875 41126936875 43080521625 44417091825 56261649645 56684896875 58443541875 71264756217 71800869375 74028486375 77544938925 79950765285 93769416075 97405903125 101270969361 102032814375 105198375375 118774593695 119668115625 123380810625 129241564875 133251275475 156282360125 168784948935 170054690625 175330625625 205634684375 213794268651 215402608125 222085459125 281308248225 292217709375 303812908083 356323781085 359004346875 370142431875 387724694625 399753826425 468847080375 506354846805 510164071875 525991876875 593872968475 616904053125 641382805953 646207824375 666256377375 781411800625 843924744675 876653128125 1068971343255 1077013040625 1110427295625 1406541241125 1519064540415 1781618905425 1850712159375 1924148417859 1938623473125 1998769132125 2344235401875 2531774234025 2629959384375 2969364842375 3206914029765 3231039121875 3331281886875 3907059003125 4219623723375 5344856716275 5552136478125 5772445253577 7032706205625 7595322702075 8908094527125 9620742089295 9693117365625 9993845660625 11721177009375 12658871170125 14846824211875 16034570148825 16656409434375 21098118616875 26724283581375 28862226267885 35163531028125 37976613510375 44540472635625 48103710446475 49969228303125 63294355850625 74234121059375 80172850744125 105490593084375 133621417906875 144311131339425 189883067551875 222702363178125 240518552232375 316471779253125 400864253720625 668107089534375 721555656697125 949415337759375 1202592761161875 2004321268603125 3607778283485625 6012963805809375 18038891417428125
• Sum of all divisors σ(n): 35669610244457280
• Sum of proper divisors (its aliquot sum) s(n): 17630718827029155
• 18038891417428125 is a deficient number, because the sum of its proper divisors (17630718827029155) is less than itself. Its deficiency is 408172590398970

Bases of 18038891417428125

• Binary: 1000000000101100100011010110011000100111110000010011101₂
• Hexadecimal: 0x401646B313E09D
• Base-36: 4XM94BBK8T9

Squares and roots of 18038891417428125

• 18038891417428125 squared (18038891417428125²) is 325401603569762068664989541015625
• 18038891417428125 cubed (18038891417428125³) is 5869884193851930102701348865468725922637939453125
• The square root of 18038891417428125 is 134308940.1991845253
• The cube root of 18038891417428125 is 262262.7524365201

Scales and comparisons

• 18,038,891,417,428,125 seconds is equal to 573,580,949 years, 6 weeks, 1 day, 11 hours, 48 minutes, 45 seconds.
• To count from 1 to 18,038,891,417,428,125 would take you about one billion, seven hundred twenty million, seven hundred forty-two thousand, eight hundred forty-seven 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 18038891417428125 cubic inches would be around 21855.2 feet tall.

Recreational maths with 18038891417428125

• 18038891417428125 backwards is 52182471419883081
• The number of decimal digits it has is: 17
• The sum of 18038891417428125's digits is 72
• More coming soon!