642652987198464

Names of 642652987198464

• Cardinal: 642652987198464 can be written as Six hundred forty-two trillion, six hundred fifty-two billion, nine hundred eighty-seven million, one hundred ninety-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 6.42652987198464 × 10¹⁴

Factors of 642652987198464

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 593

Divisors of 642652987198464

• Number of divisors d(n): 528
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 32 33 36 44 48 54 64 66 72 88 96 99 108 121 128 132 144 176 192 198 216 242 256 264 288 297 352 363 384 396 432 484 512 528 576 577 594 704 726 768 792 864 968 1024 1056 1089 1152 1154 1188 1408 1452 1536 1584 1728 1731 1936 2112 2178 2304 2308 2376 2816 2904 3072 3168 3267 3456 3462 3872 4224 4356 4608 4616 4752 5193 5632 5808 6336 6347 6534 6912 6924 7744 8448 8712 9216 9232 9504 10386 11264 11616 12672 12694 13068 13824 13848 15488 15579 16896 17424 18464 19008 19041 20772 23232 25344 25388 26136 27648 27696 30976 31158 33792 34848 36928 38016 38082 41544 46464 50688 50776 52272 55392 57123 61952 62316 69696 69817 73856 76032 76164 83088 92928 101376 101552 104544 110784 114246 123904 124632 139392 139634 147712 152064 152328 166176 171369 185856 203104 209088 209451 221568 228492 249264 278784 279268 295424 304128 304656 332352 332929 342738 371712 406208 418176 418902 443136 456984 498528 557568 558536 590848 609312 628353 664704 665858 685476 812416 836352 837804 886272 913968 997056 998787 1115136 1117072 1218624 1256706 1329408 1331716 1370952 1624832 1672704 1675608 1772544 1827936 1885059 1994112 1997574 2234144 2437248 2513412 2658816 2663432 2741904 2996361 3249664 3345408 3351216 3655872 3662219 3770118 3988224 3995148 4468288 4874496 5026824 5317632 5326864 5483808 5992722 6499328 6702432 7311744 7324438 7540236 7976448 7990296 8936576 8989083 9748992 10053648 10653728 10967616 10986657 11985444 13404864 14623488 14648876 15080472 15952896 15980592 17873152 17978166 19497984 20107296 21307456 21935232 21973314 23970888 26809728 29246976 29297752 30160944 31961184 32959971 35746304 35956332 40214592 40284409 42614912 43870464 43946628 47941776 53619456 58493952 58595504 60321888 63922368 65919942 71492608 71912664 80429184 80568818 85229824 87740928 87893256 95883552 98879913 107238912 117191008 120643776 120853227 127844736 131839884 143825328 160858368 161137636 170459648 175481856 175786512 191767104 192100033 197759826 214477824 234382016 241287552 241706454 255689472 263679768 287650656 321716736 322275272 340919296 351573024 362559681 383534208 384200066 395519652 468764032 482575104 483412908 511378944 527359536 575301312 576300099 643433472 644550544 703146048 725119362 767068416 768400132 791039304 937528064 965150208 966825816 1022757888 1054719072 1087679043 1150602624 1152600198 1289101088 1406292096 1450238724 1534136832 1536800264 1582078608 1728900297 1875056128 1930300416 1933651632 2109438144 2113100363 2175358086 2301205248 2305200396 2578202176 2812584192 2900477448 3068273664 3073600528 3164157216 3457800594 3750112256 3867303264 4218876288 4226200726 4350716172 4602410496 4610400792 5156404352 5186700891 5625168384 5800954896 6147201056 6328314432 6339301089 6915601188 7734606528 8437752576 8452401452 8701432344 9204820992 9220801584 10312808704 10373401782 11250336768 11601909792 12294402112 12656628864 12678602178 13831202376 15469213056 16875505152 16904802904 17402864688 18441603168 19017903267 20625617408 20746803564 23203819584 23244103993 24588804224 25313257728 25357204356 27662404752 30938426112 33751010304 33809605808 34805729376 36883206336 38035806534 41251234816 41493607128 46407639168 46488207986 49177608448 50626515456 50714408712 55324809504 57053709801 61876852224 67619211616 69611458752 69732311979 73766412672 76071613068 82987214256 92815278336 92976415972 98355216896 101253030912 101428817424 110649619008 114107419602 123753704448 135238423232 139222917504 139464623958 147532825344 152143226136 165974428512 185630556672 185952831944 196710433792 202857634848 209196935937 221299238016 228214839204 270476846464 278445835008 278929247916 295065650688 304286452272 331948857024 371261113344 371905663888 405715269696 418393871874 442598476032 456429678408 540953692928 556891670016 557858495832 590131301376 608572904544 627590807811 663897714048 743811327776 811430539392 836787743748 885196952064 912859356816 1081907385856 1113783340032 1115716991664 1217145809088 1255181615622 1327795428096 1487622655552 1622861078784 1673575487496 1770393904128 1825718713632 2163814771712 2231433983328 2434291618176 2510363231244 2655590856192 2975245311104 3245722157568 3347150974992 3651437427264 4462867966656 4868583236352 5020726462488 5311181712384 5950490622208 6491444315136 6694301949984 7302874854528 8925735933312 9737166472704 10041452924976 11900981244416 13388603899968 14605749709056 17851471866624 19474332945408 20082905849952 23801962488832 26777207799936 29211499418112 35702943733248 40165811699904 53554415599872 58422998836224 71405887466496 80331623399808 107108831199744 160663246799616 214217662399488 321326493599232 642652987198464
• Sum of all divisors σ(n): 2095608947941600
• Sum of proper divisors (its aliquot sum) s(n): 1452955960743136
• 642652987198464 is an abundant number, because the sum of its proper divisors (1452955960743136) is greater than itself. Its abundance is 810302973544672

Bases of 642652987198464

• Binary: 10010010000111110101001111000001000000110000000000₂
• Hexadecimal: 0x2487D4F040C00
• Base-36: 6BSUPFRPC0

Squares and roots of 642652987198464

• 642652987198464 squared (642652987198464²) is 413002861955109133863323959296
• 642652987198464 cubed (642652987198464³) is 265417522956965744783306771333291543409721344
• The square root of 642652987198464 is 25350601.3182816631
• The cube root of 642652987198464 is 86296.3002691523

Scales and comparisons

• 642,652,987,198,464 seconds is equal to 20,434,377 years, 7 weeks, 18 hours, 14 minutes, 24 seconds.
• To count from 1 to 642,652,987,198,464 would take you about fifty-one million, eighty-five thousand, nine 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 642652987198464 cubic inches would be around 7191.4 feet tall.

Recreational maths with 642652987198464

• 642652987198464 backwards is 464891789256246
• The number of decimal digits it has is: 15
• The sum of 642652987198464's digits is 81
• More coming soon!