72040456917

Names of 72040456917

• Cardinal: 72040456917 can be written as Seventy-two billion, forty million, four hundred fifty-six thousand, nine hundred seventeen.

Scientific notation

• Scientific notation: 7.2040456917 × 10¹⁰

Factors of 72040456917

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 142

Divisors of 72040456917

• Number of divisors d(n): 360
• Complete list of divisors:
  1 3 9 11 13 23 27 31 33 39 61 69 81 93 99 117 121 143 169 183 207 253 279 297 299 341 351 363 403 429 507 549 621 671 713 759 793 837 891 897 1023 1053 1089 1209 1287 1403 1521 1573 1647 1859 1863 1891 2013 2139 2277 2379 2511 2691 2783 3069 3267 3289 3627 3751 3861 3887 4209 4433 4563 4719 4941 5239 5577 5673 6039 6417 6831 7137 7381 7843 8073 8349 8723 9207 9269 9801 9867 10309 10881 11253 11583 11661 12627 13299 13689 14157 15433 15717 16731 17019 18117 18239 19251 20449 20493 20801 21411 22143 23529 24219 24583 25047 26169 27621 27807 29601 30927 32643 33759 34983 36179 37881 39897 42471 42757 43493 46299 47151 48763 50193 51057 54351 54717 57629 57753 61347 62403 64233 66429 70587 73749 75141 78507 83421 86273 88803 92781 95953 101277 101959 104949 108537 113399 113643 119691 120497 127413 128271 130479 138897 141453 146289 150579 153171 164151 169763 172887 184041 187209 199287 200629 211761 221247 225423 228811 235521 237107 250263 258819 266409 270413 278343 287859 303831 305877 314847 319579 325611 340197 359073 361491 384813 391437 416691 424359 438867 470327 478423 492453 509289 518661 552123 561627 565409 597861 601887 633919 635283 663741 686433 706563 711321 750789 776457 811239 835029 863577 917631 958737 976833 1020591 1084473 1121549 1154439 1174311 1247389 1250073 1316601 1325467 1410981 1435269 1477359 1527867 1555983 1656369 1684881 1696227 1805661 1901757 1991223 2059299 2133963 2206919 2329371 2433717 2590731 2608177 2752893 2876211 2930499 2974543 3061773 3253419 3364647 3463317 3515369 3522933 3742167 3949803 3976401 4232943 4305807 4583601 4667949 5088681 5262653 5416983 5705271 6177897 6219499 6401889 6620757 6988113 7301151 7350317 7772193 7824531 8258679 8628633 8923629 9185319 9760257 10093941 10546107 11226501 11929203 12698829 12917421 13750803 14580137 15266043 15787959 16250949 17115813 18533691 18658497 19205667 19862271 21903453 22050951 23473593 25885899 26770887 28689947 30281823 31638321 33679503 35787609 38096487 38669059 38752263 43740411 45798129 47363877 51347439 55975491 59586813 66152853 68414489 70420779 80312661 80853487 86069841 90845469 94914963 101038509 107362827 116007177 131221233 142091631 167926473 178760439 198458559 205243467 211262337 240937983 242560461 258209523 284744889 348021531 393663699 426274893 503779419 595375677 615730401 727681383 774628569 889388357 1044064593 1180991097 1847191203 2183044149 2323885707 2668165071 3132193779 5541573609 6549132447 8004495213 24013485639 72040456917
• Sum of all divisors σ(n): 140230024704
• Sum of proper divisors (its aliquot sum) s(n): 68189567787
• 72040456917 is a deficient number, because the sum of its proper divisors (68189567787) is less than itself. Its deficiency is 3850889130

Bases of 72040456917

• Binary: 1000011000101111100100010001011010101₂
• Hexadecimal: 0x10C5F222D5
• Base-36: X3F10B9

Squares and roots of 72040456917

• 72040456917 squared (72040456917²) is 5189827432810133144889
• 72040456917 cubed (72040456917³) is 373877539580023109065409723247213
• The square root of 72040456917 is 268403.5337267377
• The cube root of 72040456917 is 4160.9467018579

Scales and comparisons

• 72,040,456,917 seconds is equal to 2,290 years, 34 weeks, 3 days, 14 hours, 1 minute, 57 seconds.
• To count from 1 to 72,040,456,917 would take you about four thousand, five hundred eighty-one 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 72040456917 cubic inches would be around 346.7 feet tall.

Recreational maths with 72040456917

• 72040456917 backwards is 71965404027
• The number of decimal digits it has is: 11
• The sum of 72040456917's digits is 45
• More coming soon!