981954673364660121

Names of 981954673364660121

• Cardinal: 981954673364660121 can be written as Nine hundred eighty-one quadrillion, nine hundred fifty-four trillion, six hundred seventy-three billion, three hundred sixty-four million, six hundred sixty thousand, one hundred twenty-one.

Scientific notation

• Scientific notation: 9.81954673364660121 × 10¹⁷

Factors of 981954673364660121

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 22
• Sum of prime factors: 1331

Divisors of 981954673364660121

• Number of divisors d(n): 315
• Complete list of divisors:
  1 3 7 9 21 27 49 63 81 147 189 243 343 441 567 729 1029 1321 1323 1701 2187 2401 3087 3963 3969 5103 6561 7203 9247 9261 11889 11907 15309 16807 19683 21609 27741 27783 35667 35721 45927 50421 59049 64729 64827 83223 83349 107001 107163 117649 137781 151263 177147 194187 194481 249669 250047 321003 321489 352947 413343 453103 453789 531441 582561 583443 749007 750141 963009 964467 1058841 1240029 1359309 1361367 1594323 1745041 1747683 1750329 2247021 2250423 2889027 2893401 3171721 3176523 3720087 4077927 4084101 4782969 5235123 5243049 5250987 6741063 6751269 8667081 8680203 9515163 9529569 11160261 12215287 12233781 12252303 15705369 15729147 15752961 20223189 20253807 22202047 26001243 26040609 28545489 28588707 33480783 36645861 36701343 36756909 47116107 47187441 47258883 60669567 60761421 66606141 78003729 78121827 85507009 85636467 85766121 109937583 110104029 110270727 141348321 141562323 141776649 155414329 182008701 182284263 199818423 234011187 234365481 256521027 256909401 257298363 329812749 330312087 330812181 424044963 424686969 425329947 466242987 546026103 546852789 598549063 599455269 702033561 769563081 770728203 771895089 989438247 990936261 992436543 1272134889 1274060907 1275989841 1398728961 1638078309 1640558367 1795647189 1798365807 2106100683 2308689243 2312184609 2315685267 2968314741 2972808783 2977309629 3816404667 3822182721 3827969523 4189843441 4196186883 4914234927 5386941567 5395097421 6318302049 6926067729 6936553827 6947055801 8904944223 8918426349 8931928887 11449214001 11466548163 11483908569 12569530323 12588560649 14742704781 16160824701 16185292263 20778203187 20809661481 20841167403 26714832669 26755279047 26795786661 29328904087 34347642003 34399644489 37708590969 37765681947 44228114343 48482474103 48555876789 62334609561 62428984443 62523502209 80144498007 80265837141 80387359983 87986712261 103042926009 103198933467 113125772907 113297045841 145447422309 145667630367 187003828683 187286953329 187570506627 205302328609 240433494021 240797511423 263960136783 309128778027 309596800401 339377318721 339891137523 436342266927 437002891101 561011486049 561860859987 562711519881 615906985827 721300482063 722392534269 791880410349 927386334081 1018131956163 1019673412569 1309026800781 1311008673303 1683034458147 1685582579961 1847720957481 2163901446189 2167177602807 2375641231047 2782159002243 3054395868489 3059020237707 3927080402343 3933026019909 5049103374441 5056747739883 5543162872443 6491704338567 7126923693141 8346477006729 9163187605467 9177060713121 11781241207029 11799078059727 15147310123323 15170243219649 16629488617329 19475113015701 21380771079423 27489562816401 27531182139363 35343723621087 35397234179181 45441930369969 49888465851987 58425339047103 64142313238269 82468688449203 82593546418089 106031170863261 106191702537543 136325791109907 149665397555961 192426939714807 247406065347609 247780639254267 318093512589783 408977373329721 448996192667883 577280819144421 742218196042827 743341917762801 954280537769349 1346988578003649 1731842457433263 2226654588128481 2862841613308047 4040965734010947 5195527372299789 6679963764385443 12122897202032841 15586582116899367 20039891293156329 36368691606098523 46759746350698101 109106074818295569 140279239052094303 327318224454886707 981954673364660121
• Sum of all divisors σ(n): 1719720303439103823
• Sum of proper divisors (its aliquot sum) s(n): 737765630074443702
• 981954673364660121 is a deficient number, because the sum of its proper divisors (737765630074443702) is less than itself. Its deficiency is 244189043290216419

Bases of 981954673364660121

• Binary: 110110100000100110101001001010100011011011110110111110011001₂
• Hexadecimal: 0xDA09A92A36F6F99
• Base-36: 7GKPVPDUZ0K9

Squares and roots of 981954673364660121

• 981954673364660121 squared (981954673364660121²) is 964234980542696348878367869847734641
• 981954673364660121 cubed (981954673364660121³) is 946835045365582800478283934658282670895114558762951561
• 981954673364660121 is a perfect square number. Its square root is 990936261
• The cube root of 981954673364660121 is 993948.3424380353

Scales and comparisons

• 981,954,673,364,660,121 seconds is equal to 31,223,121,227 years, 39 weeks, 4 days, 18 hours, 55 minutes, 21 seconds.
• To count from 1 to 981,954,673,364,660,121 would take you about ninety-three billion, six hundred sixty-nine million, three hundred sixty-three thousand, six hundred eighty-three 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 981954673364660121 cubic inches would be around 82829 feet tall.

Recreational maths with 981954673364660121

• 981954673364660121 backwards is 121066463376459189
• 981954673364660121 is a Harshad number.
• The number of decimal digits it has is: 18
• The sum of 981954673364660121's digits is 81
• More coming soon!