1818709980689250198

Names of 1818709980689250198

• Cardinal: 1818709980689250198 can be written as One quintillion, eight hundred eighteen quadrillion, seven hundred nine trillion, nine hundred eighty billion, six hundred eighty-nine million, two hundred fifty thousand, one hundred ninety-eight.

Scientific notation

• Scientific notation: 1.818709980689250198 × 10¹⁸

Factors of 1818709980689250198

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 159566

Divisors of 1818709980689250198

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 54 66 99 198 297 457 594 914 1371 1489 2742 2978 4113 4467 5027 8226 8934 10054 12339 13401 15081 16379 24678 26802 30162 32758 37447 40203 45243 49137 74894 80406 90486 98274 112341 120157 135729 147411 224682 240314 271458 294822 337023 360471 411917 442233 674046 680473 720942 823834 884466 1011069 1081413 1235751 1321727 1360946 2022138 2041419 2162826 2471502 2643454 3244239 3707253 3965181 4082838 6124257 6488478 7414506 7485203 7930362 11121759 11895543 12248514 14970406 17113279 18372771 22243518 22455609 23791086 34226558 35686629 36745542 44911218 51339837 54911749 55758583 67366827 71373258 102679674 109823498 111517166 134733654 154019511 164735247 167275749 178913773 188246069 202100481 308039022 329470494 334551498 357827546 376492138 404200962 462058533 494205741 501827247 536741319 564738207 604029239 613344413 924117066 988411482 1003654494 1073482638 1129476414 1208058478 1226688826 1482617223 1505481741 1610223957 1694214621 1812087717 1840033239 1968051503 2965234446 3010963482 3220447914 3388429242 3624175434 3680066478 3936103006 4499519179 4830671871 5082643863 5436263151 5520099717 5904154509 8999038358 9661343742 10165287726 10872526302 11040199434 11808309018 13498557537 16308789453 16560299151 17712463527 25481672431 26997115074 32617578906 33120598302 35424927054 40495672611 49494710969 50963344862 53137390581 76445017293 80991345222 81763594261 98989421938 106274781162 121487017833 148484132907 152890034586 163527188522 229335051879 242974035666 245290782783 280298396741 296968265814 445452398721 458670103758 490581565566 560596793482 688005155637 735872348349 840895190223 890904797442 899399536871 1336357196163 1376010311274 1471744696698 1681790380446 1798799073742 2056280264803 2207617045047 2522685570669 2672714392326 2698198610613 4112560529606 4415234090094 5045371141338 5396397221226 6168840794409 6699784057531 7568056712007 8094595831839 12337681588818 13399568115062 15136113424014 16189191663678 18506522383227 20099352172593 22619082912833 24283787495517 37013044766454 40198704345186 45238165825666 48567574991034 55519567149681 60298056517779 67857248738499 73697624632841 111039134299362 120596113035558 135714497476998 147395249265682 180894169553337 203571746215497 221092873898523 361788339106674 407143492430994 442185747797046 610715238646491 663278621695569 1221430477292982 1326557243391138 1989835865086707 3061801314291667 3979671730173414 6123602628583334 9185403942875001 18370807885750002 27556211828625003 33679814457208337 55112423657250006 67359628914416674 82668635485875009 101039443371625011 165337270971750018 202078886743250022 303118330114875033 606236660229750066 909354990344625099 1818709980689250198
• Sum of all divisors σ(n): 4421763980549683200
• Sum of proper divisors (its aliquot sum) s(n): 2603053999860433002
• 1818709980689250198 is an abundant number, because the sum of its proper divisors (2603053999860433002) is greater than itself. Its abundance is 784344019171182804

Bases of 1818709980689250198

• Binary: 1100100111101010110110001011101101100011100001011011110010110₂
• Hexadecimal: 0x193D5B176C70B796
• Base-36: DTFQVQV680PI

Squares and roots of 1818709980689250198

• 1818709980689250198 squared (1818709980689250198²) is 3307705993858692828114217915443039204
• 1818709980689250198 cubed (1818709980689250198³) is 6015757904216460367438643518509956186680317949078762392
• The square root of 1818709980689250198 is 1348595558.6050438265
• The cube root of 1818709980689250198 is 1220640.6159641877

Scales and comparisons

• 1,818,709,980,689,250,198 seconds is equal to 57,829,351,746 years, 30 weeks, 1 day, 5 hours, 3 minutes, 18 seconds.
• To count from 1 to 1,818,709,980,689,250,198 would take you about two hundred two billion, four hundred two million, seven hundred thirty-one thousand, one hundred thirteen 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 1818709980689250198 cubic inches would be around 101720.1 feet tall.

Recreational maths with 1818709980689250198

• 1818709980689250198 backwards is 8910529860899078181
• 1818709980689250198 is a Harshad number.
• The number of decimal digits it has is: 19
• The sum of 1818709980689250198's digits is 99
• More coming soon!