39138946929308421

Names of 39138946929308421

• Cardinal: 39138946929308421 can be written as Thirty-nine quadrillion, one hundred thirty-eight trillion, nine hundred forty-six billion, nine hundred twenty-nine million, three hundred eight thousand, four hundred twenty-one.

Scientific notation

• Scientific notation: 3.9138946929308421 × 10¹⁶

Factors of 39138946929308421

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 58431

Divisors of 39138946929308421

• Number of divisors d(n): 256
• Complete list of divisors:
  1 3 9 13 19 27 39 57 97 117 171 247 291 351 513 601 741 873 1261 1801 1803 1843 2223 2619 3783 5403 5409 5529 6669 7813 11349 11419 16209 16227 16587 23413 23439 23959 34047 34219 34257 48627 49761 55897 58297 70239 70317 71877 102657 102771 148447 167691 174697 174891 210717 210951 215631 307971 308313 444847 445341 503073 524091 524673 632151 646893 726661 757861 923913 1062043 1082401 1107643 1334541 1336023 1509219 1572273 1574019 2179983 2271061 2273583 3186129 3247203 3319243 3322929 4003623 4008069 4716819 5422009 6539949 6813183 6820749 9558387 9741609 9957729 9968787 12010869 13806559 14071213 14399359 16266027 19619847 20439549 20462247 20565619 28675161 29224827 29873187 29906361 33594097 41419677 42213639 43150159 43198077 48798081 61318647 61696857 70486117 89619561 100670497 100782291 103018171 104992897 124259031 126640917 129450477 129594231 146394243 185090571 211458351 267353047 302011491 302346873 309054513 314978691 372777093 379922751 388351431 388782693 436723261 555271713 634375053 638287843 802059141 906034473 907040619 927163539 944936073 1165054293 1308716461 1310169783 1339236223 1364907661 1903125159 1912739443 1914863529 1994865043 2406177423 2718103419 2781490617 2834808219 3258627409 3926149383 3930509349 4017708669 4094722983 5738218329 5744590587 5984595129 7218532269 8297741959 9765038209 9775882227 11778448149 11791528047 12053126007 12284168949 17214654987 17233771761 17953785387 24865612759 24893225877 25933245559 29295114627 29327646681 35335344447 36159378021 36852506847 42362156317 51643964961 53861356161 60502968697 61913920771 74596838277 74679677631 77799736677 87885343881 87982940043 126945496717 127086468951 181508906091 185535725971 185741762313 223790514831 224039032893 233399210031 263656031643 380836490151 381259406853 544526718273 556607177913 557225286939 671371544493 700197630093 786538593061 804880970023 1142509470453 1143778220559 1149556405243 1633580154819 1669821533739 1671675860817 2359615779183 2411964437623 2414642910069 3427528411359 3448669215729 5009464601217 5868787963609 7078847337549 7235893312869 7243928730207 10346007647187 14944233268159 17606363890827 21236542012647 21707679938607 21731786190621 31038022941561 44832699804477 52819091672481 65123039815821 76294243526917 111506971308571 134498099413431 158457275017443 228882730580751 334520913925713 403494298240293 686648191742253 1003562741777139 1449590627011423 2059944575226759 3010688225331417 4348771881034269 13046315643102807 39138946929308421
• Sum of all divisors σ(n): 66556679293619200
• Sum of proper divisors (its aliquot sum) s(n): 27417732364310779
• 39138946929308421 is a deficient number, because the sum of its proper divisors (27417732364310779) is less than itself. Its deficiency is 11721214564997642

Bases of 39138946929308421

• Binary: 10001011000011001010101000110100100110101011001100000101₂
• Hexadecimal: 0x8B0CAA349AB305
• Base-36: APDLK001ON9

Squares and roots of 39138946929308421

• 39138946929308421 squared (39138946929308421²) is 1531857166735221077342673341513241
• 39138946929308421 cubed (39138946929308421³) is 59955276352130578860418739880364936704449744302461
• The square root of 39138946929308421 is 197835656.3648434457
• The cube root of 39138946929308421 is 339523.4006565561

Scales and comparisons

• 39,138,946,929,308,421 seconds is equal to 1,244,497,447 years, 33 weeks, 2 days, 1 hour, 40 minutes, 21 seconds.
• To count from 1 to 39,138,946,929,308,421 would take you about three billion, seven hundred thirty-three million, four hundred ninety-two thousand, three hundred forty-two 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 39138946929308421 cubic inches would be around 28293.6 feet tall.

Recreational maths with 39138946929308421

• 39138946929308421 backwards is 12480392964983193
• The number of decimal digits it has is: 17
• The sum of 39138946929308421's digits is 81
• More coming soon!