72242794890

Names of 72242794890

• Cardinal: 72242794890 can be written as Seventy-two billion, two hundred forty-two million, seven hundred ninety-four thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 7.224279489 × 10¹⁰

Factors of 72242794890

• Number of distinct prime factors ω(n): 8
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 1045

Divisors of 72242794890

• Number of divisors d(n): 512
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 17 18 21 27 30 34 35 37 42 45 51 54 63 67 70 74 85 90 102 105 111 119 126 134 135 153 170 185 189 201 210 222 238 255 259 270 306 315 333 335 357 370 378 402 459 469 510 518 555 595 603 629 630 666 670 714 765 777 907 918 938 945 999 1005 1071 1110 1139 1190 1206 1258 1295 1407 1530 1554 1665 1785 1809 1814 1887 1890 1998 2010 2142 2278 2295 2331 2345 2479 2590 2721 2814 3015 3145 3213 3330 3417 3570 3618 3774 3885 4221 4403 4535 4590 4662 4690 4958 4995 5355 5442 5661 5695 6030 6290 6349 6426 6834 6993 7035 7437 7770 7973 8163 8442 8806 9045 9070 9435 9990 10251 10710 11322 11390 11655 12395 12663 12698 13209 13605 13986 14070 14874 15419 15946 16065 16326 16983 17085 17353 18090 18870 19047 20502 21105 22015 22311 23310 23919 24489 24790 25326 26418 27210 28305 30753 30838 31745 32130 33559 33966 34170 34706 34965 37185 38094 39627 39865 40815 42143 42210 44030 44622 46257 47838 48978 51255 52059 56610 57141 60769 61506 63315 63490 66045 66933 67118 69930 71757 74370 77095 79254 79730 81630 84286 84915 86765 92514 95235 100677 102510 104118 107933 111555 114282 118881 119595 121538 122445 126429 126630 132090 133866 138771 143514 153765 154190 156177 167795 169830 171423 173530 182307 190470 198135 201354 210715 215271 215866 223110 231285 234913 237762 239190 244890 252858 260295 277542 285705 295001 302031 303845 307530 312354 323799 334665 335590 342846 358785 364614 379287 396270 416313 421430 425383 430542 462570 468531 469826 503385 520590 539665 546921 570503 571410 590002 594405 604062 607690 632145 647598 669330 693855 704739 717570 758574 780885 832626 850766 857115 885003 906093 911535 937062 971397 1006770 1033073 1076355 1079330 1093842 1137861 1141006 1174565 1188810 1264290 1276149 1387710 1409478 1475005 1510155 1561770 1618995 1640763 1711509 1714230 1770006 1812186 1823070 1896435 1942794 2066146 2081565 2114217 2126915 2152710 2248453 2275722 2342655 2349130 2552298 2655009 2734605 2852515 2914191 2950010 3020310 3099219 3237990 3281526 3423018 3523695 3792870 3828447 3993521 4163130 4228434 4253830 4425015 4496906 4530465 4685310 4856985 5134527 5165365 5310018 5469210 5689305 5705030 5828382 6198438 6342651 6380745 6745359 7047390 7231511 7656894 7965027 7987042 8203815 8557545 8850030 9060930 9297657 9713970 10269054 10330730 10571085 11242265 11378610 11485341 11980563 12685302 12761490 13275045 13490718 14463022 14570955 15403581 15496095 15739171 15930054 16407630 17115090 18595314 19142235 19967605 20236077 21142170 21694533 22484530 22970682 23961126 25672635 26550090 27892971 29141910 30807162 30992190 31478342 31713255 33726795 35941689 36157555 38223701 38284470 39825135 39935210 40472154 43389066 46488285 47217513 51345270 55785942 57426705 59902815 60708231 63426510 65083599 67453590 71883378 72315110 76447402 77017905 78695855 79650270 92976570 94435026 101180385 107825067 108472665 114671103 114853410 119805630 121416462 130167198 139464855 141652539 154035810 157391710 179708445 191118505 195250797 202360770 215650134 216945330 229342206 236087565 267565907 278929710 283305078 303541155 325417995 344013309 359416890 382237010 390501594 424957617 472175130 535131814 539125335 573355515 607082310 650835990 688026618 708262695 802697721 849915234 976253985 1032039927 1078250670 1146711030 1337829535 1416525390 1605395442 1720066545 1952507970 2064079854 2124788085 2408093163 2675659070 3440133090 4013488605 4249576170 4816186326 5160199635 7224279489 8026977210 10320399270 12040465815 14448558978 24080931630 36121397445 72242794890
• Sum of all divisors σ(n): 243261480960
• Sum of proper divisors (its aliquot sum) s(n): 171018686070
• 72242794890 is an abundant number, because the sum of its proper divisors (171018686070) is greater than itself. Its abundance is 98775891180

Bases of 72242794890

• Binary: 1000011010010000000011001000110001010₂
• Hexadecimal: 0x10D201918A
• Base-36: X6RHTAI

Squares and roots of 72242794890

• 72242794890 squared (72242794890²) is 5219021413518610112100
• 72242794890 cubed (72242794890³) is 377036693503342823526320207169000
• The square root of 72242794890 is 268780.1980987439
• The cube root of 72242794890 is 4164.8386377775

Scales and comparisons

• 72,242,794,890 seconds is equal to 2,297 years, 5 weeks, 11 hours, 1 minute, 30 seconds.
• To count from 1 to 72,242,794,890 would take you about four thousand, five hundred ninety-four 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 72242794890 cubic inches would be around 347.1 feet tall.

Recreational maths with 72242794890

• 72242794890 backwards is 09849724227
• 72242794890 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 72242794890's digits is 54
• More coming soon!