90421720618944

Names of 90421720618944

• Cardinal: 90421720618944 can be written as Ninety trillion, four hundred twenty-one billion, seven hundred twenty million, six hundred eighteen thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 9.0421720618944 × 10¹³

Factors of 90421720618944

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 29

Divisors of 90421720618944

• Number of divisors d(n): 504
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 32 33 39 44 48 52 64 66 78 88 96 104 121 132 143 156 169 176 192 208 242 264 286 312 338 352 363 416 429 484 507 528 572 624 676 704 726 832 858 968 1014 1056 1144 1248 1331 1352 1452 1573 1716 1859 1936 2028 2112 2197 2288 2496 2662 2704 2904 3146 3432 3718 3872 3993 4056 4394 4576 4719 5324 5408 5577 5808 6292 6591 6864 7436 7744 7986 8112 8788 9152 9438 10648 10816 11154 11616 12584 13182 13728 14641 14872 15972 16224 17303 17576 18876 20449 21296 22308 23232 24167 25168 26364 27456 29282 29744 31944 32448 34606 35152 37752 40898 42592 43923 44616 48334 50336 51909 52728 58564 59488 61347 63888 69212 70304 72501 75504 81796 85184 87846 89232 96668 100672 103818 105456 117128 118976 122694 127776 138424 140608 145002 151008 161051 163592 175692 178464 190333 193336 207636 210912 224939 234256 245388 255552 265837 276848 290004 302016 322102 327184 351384 356928 380666 386672 415272 421824 449878 468512 483153 490776 531674 553696 570999 580008 644204 654368 674817 702768 761332 773344 797511 830544 899756 937024 966306 981552 1063348 1107392 1141998 1160016 1288408 1308736 1349634 1405536 1522664 1546688 1595022 1661088 1771561 1799512 1932612 1963104 2093663 2126696 2283996 2320032 2474329 2576816 2699268 2811072 2924207 3045328 3190044 3322176 3543122 3599024 3865224 3926208 4187326 4253392 4567992 4640064 4948658 5153632 5314683 5398536 5848414 6090656 6280989 6380088 7086244 7198048 7422987 7730448 8374652 8506784 8772621 9135984 9897316 10307264 10629366 10797072 11696828 12181312 12561978 12760176 14172488 14396096 14845974 15460896 16749304 17013568 17545242 18271968 19487171 19794632 21258732 21594144 23030293 23393656 25123956 25520352 27217619 28344976 29691948 30921792 32166277 33498608 35090484 36543936 38974342 39589264 42517464 43188288 46060586 46787312 50247912 51040704 54435238 56689952 58461513 59383896 64332554 66997216 69090879 70180968 77948684 79178528 81652857 85034928 92121172 93574624 96498831 100495824 108870476 113379904 116923026 118767792 128665108 133994432 138181758 140361936 155897368 158357056 163305714 170069856 184242344 187149248 192997662 200991648 214358881 217740952 233846052 237535584 253333223 257330216 276363516 280723872 299393809 311794736 326611428 340139712 353829047 368484688 385995324 401983296 428717762 435481904 467692104 475071168 506666446 514660432 552727032 561447744 598787618 623589472 643076643 653222856 707658094 736969376 759999669 771990648 857435524 870963808 898181427 935384208 1013332892 1029320864 1061487141 1105454064 1197575236 1247178944 1286153286 1306445712 1415316188 1473938752 1519999338 1543981296 1714871048 1741927616 1796362854 1870768416 2026665784 2058641728 2122974282 2210908128 2395150472 2572306572 2612891424 2786665453 2830632376 3039998676 3087962592 3293331899 3429742096 3592725708 3741536832 3892119517 4053331568 4245948564 4421816256 4790300944 5144613144 5225782848 5573330906 5661264752 6079997352 6175925184 6586663798 6859484192 7185451416 7784239034 8106663136 8359996359 8491897128 9580601888 9879995697 10289226288 11146661812 11322529504 11676358551 12159994704 13173327596 13718968384 14370902832 15568478068 16213326272 16719992718 16983794256 19161203776 19759991394 20578452576 22293323624 22645059008 23352717102 24319989408 26346655192 28741805664 31136956136 33439985436 33967588512 36226650889 39519982788 41156905152 42813314687 44586647248 46705434204 48639978816 52693310384 57483611328 62273912272 66879970872 67935177024 72453301778 79039965576 85626629374 89173294496 93410868408 105386620768 108679952667 124547824544 128439944061 133759941744 144906603556 158079931152 171253258748 178346588992 186821736816 210773241536 217359905334 249095649088 256879888122 267519883488 289813207112 316159862304 342506517496 373643473632 434719810668 470946461557 513759776244 535039766976 579626414224 632319724608 685013034992 747286947264 869439621336 941892923114 1027519552488 1159252828448 1370026069984 1412839384671 1738879242672 1883785846228 2055039104976 2318505656896 2740052139968 2825678769342 3477758485344 3767571692456 4110078209952 5651357538684 6955516970688 7535143384912 8220156419904 11302715077368 15070286769824 22605430154736 30140573539648 45210860309472 90421720618944
• Sum of all divisors σ(n): 285085307511760
• Sum of proper divisors (its aliquot sum) s(n): 194663586892816
• 90421720618944 is an abundant number, because the sum of its proper divisors (194663586892816) is greater than itself. Its abundance is 104241866273872

Bases of 90421720618944

• Binary: 10100100011110011110010100010011001011111000000₂
• Hexadecimal: 0x523CF28997C0
• Base-36: W1V5XU4LC

Squares and roots of 90421720618944

• 90421720618944 squared (90421720618944²) is 8176087559690362510451675136
• 90421720618944 cubed (90421720618944³) is 739295905078345584163550176347355535376384
• The square root of 90421720618944 is 9509033.6322332987
• The cube root of 90421720618944 is 44883.9347453705

Scales and comparisons

• 90,421,720,618,944 seconds is equal to 2,875,131 years, 1 week, 1 day, 8 hours, 22 minutes, 24 seconds.
• To count from 1 to 90,421,720,618,944 would take you about seven million, one hundred eighty-seven thousand, eight hundred twenty-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 90421720618944 cubic inches would be around 3740.3 feet tall.

Recreational maths with 90421720618944

• 90421720618944 backwards is 44981602712409
• The number of decimal digits it has is: 14
• The sum of 90421720618944's digits is 57
• More coming soon!