9728640342665640

Names of 9728640342665640

• Cardinal: 9728640342665640 can be written as Nine quadrillion, seven hundred twenty-eight trillion, six hundred forty billion, three hundred forty-two million, six hundred sixty-five thousand, six hundred forty.

Scientific notation

• Scientific notation: 9.72864034266564 × 10¹⁵

Factors of 9728640342665640

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 188211972

Divisors of 9728640342665640

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 18 19 20 22 24 27 30 33 36 38 40 44 45 54 55 57 60 66 72 76 88 90 95 99 108 110 114 120 132 135 152 165 171 180 190 198 209 216 220 228 229 264 270 285 297 330 342 360 380 396 418 440 456 458 495 513 540 570 594 627 660 684 687 760 792 836 855 916 990 1026 1045 1080 1140 1145 1188 1254 1320 1368 1374 1485 1672 1710 1832 1881 1980 2052 2061 2090 2280 2290 2376 2508 2519 2565 2748 2970 3135 3420 3435 3762 3960 4104 4122 4180 4351 4580 5016 5038 5130 5496 5643 5940 6183 6270 6840 6870 7524 7557 8244 8360 8702 9160 9405 10076 10260 10305 11286 11880 12366 12540 12595 13053 13740 15048 15114 16488 17404 18810 20152 20520 20610 21755 22572 22671 24732 25080 25190 26106 27480 28215 30228 30915 34808 37620 37785 39159 41220 43510 45144 45342 47861 49464 50380 52212 56430 60456 61830 65265 68013 75240 75570 78318 82440 87020 90684 95722 100760 104424 112860 113355 117477 123660 130530 136026 143583 151140 156636 174040 181368 191444 195795 225720 226710 234954 239305 247320 261060 272052 287166 302280 313272 340065 382888 391590 430749 453420 469908 478610 522120 544104 574332 587385 680130 717915 783180 861498 906840 939816 957220 1148664 1174770 1292247 1360260 1435830 1566360 1722996 1914440 2153745 2349540 2584494 2720520 2871660 3445992 4307490 4699080 5168988 5743320 6461235 8614980 10337976 12922470 17229960 25844940 51689880 188211703 376423406 564635109 752846812 941058515 1129270218 1505693624 1693905327 1882117030 2070328733 2258540436 2823175545 3387810654 3576022357 3764234060 4140657466 4517080872 5081715981 5646351090 6210986199 6775621308 7152044714 7528468120 8281314932 8469526635 10163431962 10351643665 10728067071 11292702180 12421972398 13551242616 14304089428 16562629864 16939053270 17880111785 18632958597 20326863924 20703287330 21456134142 22585404360 24843944796 25408579905 28608178856 31054930995 32184201213 33878106540 35760223570 37265917194 39336245927 40653727848 41406574660 42912268284 43100479987 49687889592 50817159810 53640335355 55898875791 62109861990 64368402426 67756213080 71520447140 74531834388 78672491854 82813149320 85824536568 86200959974 93164792985 96552603639 101634319620 107280670710 111797751582 118008737781 124219723980 128736804852 129301439961 143040894280 149063668776 157344983708 160921006065 172401919948 186329585970 193105207278 196681229635 203268639240 214561341420 215502399935 223595503164 236017475562 248439447960 257473609704 258602879922 279494378955 314689967416 321842012130 344803839896 354026213343 372659171940 386210414556 387904319883 393362459270 429122682840 431004799870 447191006328 472034951124 474105279857 482763018195 517205759844 558988757910 590043688905 643684024260 646507199805 708052426686 745318343880 772420829112 775808639766 786724918540 818909119753 862009599740 944069902248 948210559714 965526036390 1034411519688 1062078640029 1117977515820 1163712959649 1180087377810 1287368048520 1293014399610 1416104853372 1422315839571 1551617279532 1573449837080 1637818239506 1724019199480 1770131066715 1896421119428 1931052072780 1939521599415 2124157280058 2235955031640 2327425919298 2360174755620 2370526399285 2456727359259 2586028799220 2832209706744 2844631679142 3103234559064 3275636479012 3540262133430 3792842238856 3862104145560 3879043198830 4094545598765 4248314560116 4266947518713 4654851838596 4720349511240 4741052798570 4913454718518 5172057598440 5310393200145 5689263358284 5818564798245 6551272958024 7080524266860 7111579197855 7370182077777 7758086397660 8189091197530 8496629120232 8533895037426 9008000317283 9309703677192 9482105597140 9826909437036 10620786400290 11378526716568 11637129596490 12283636796295 12800842556139 14161048533720 14223158395710 14740364155554 15516172795320 16378182395060 17067790074852 18016000634566 18964211194280 19653818874072 21241572800580 21334737593565 22110546233331 23274259192980 24567273592590 25601685112278 27024000951849 28446316791420 29480728311108 32756364790120 34135580149704 36032001269132 36850910388885 42483145601160 42669475187130 44221092466662 45040001586415 46548518385960 49134547185180 51203370224556 54048001903698 56892633582840 58961456622216 64004212780695 72064002538264 73701820777770 81072002855547 85338950374260 88442184933324 90080003172830 98269094370360 102406740449112 108096003807396 110552731166655 128008425561390 135120004759245 147403641555540 162144005711094 170677900748520 176884369866648 180160006345660 216192007614792 221105462333310 243216008566641 256016851122780 270240009518490 294807283111080 324288011422188 360320012691320 405360014277735 442210924666620 486432017133282 512033702245560 540480019036980 648576022844376 810720028555470 884421849333240 972864034266564 1080960038073960 1216080042833205 1621440057110940 1945728068533128 2432160085666410 3242880114221880 4864320171332820 9728640342665640
• Sum of all divisors σ(n): 37401429818880000
• Sum of proper divisors (its aliquot sum) s(n): 27672789476214360
• 9728640342665640 is an abundant number, because the sum of its proper divisors (27672789476214360) is greater than itself. Its abundance is 17944149133548720

Bases of 9728640342665640

• Binary: 100010100100000010010110010111110001011010100110101000₂
• Hexadecimal: 0x22902597C5A9A8
• Base-36: 2NSIJO9Z160

Squares and roots of 9728640342665640

• 9728640342665640 squared (9728640342665640²) is 94646442916941421278940836609600
• 9728640342665640 cubed (9728640342665640³) is 920781202851556924568353945731499242964014144000
• The square root of 9728640342665640 is 98633870.1596243763
• The cube root of 9728640342665640 is 213476.8157078837

Scales and comparisons

• 9,728,640,342,665,640 seconds is equal to 309,340,670 years, 12 weeks, 2 days, 54 minutes.
• To count from 1 to 9,728,640,342,665,640 would take you about nine hundred twenty-eight million, twenty-two thousand and ten 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 9728640342665640 cubic inches would be around 17789.7 feet tall.

Recreational maths with 9728640342665640

• 9728640342665640 backwards is 0465662430468279
• 9728640342665640 is a Harshad number.
• The number of decimal digits it has is: 16
• The sum of 9728640342665640's digits is 72
• More coming soon!