1643038972856512

Names of 1643038972856512

• Cardinal: 1643038972856512 can be written as One quadrillion, six hundred forty-three trillion, thirty-eight billion, nine hundred seventy-two million, eight hundred fifty-six thousand, five hundred twelve.

Scientific notation

• Scientific notation: 1.643038972856512 × 10¹⁵

Factors of 1643038972856512

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 359301

Divisors of 1643038972856512

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 32 44 56 64 77 79 88 112 154 158 176 224 308 316 352 448 553 616 632 704 869 1106 1232 1264 1738 2212 2464 2528 3476 4424 4928 5056 6083 6952 8848 12161 12166 13904 17696 24322 24332 27808 35392 48644 48664 55616 85127 97288 97328 133771 170254 194576 194656 267542 340508 347041 389152 389312 535084 681016 694082 778304 936397 960719 1070168 1362032 1388164 1872794 1921438 2140336 2429287 2724064 2776328 3745588 3817451 3842876 4280672 4858574 5448128 5552656 6725033 7491176 7634902 7685752 8561344 9717148 10567909 11105312 13450066 14982352 15269804 15371504 19434296 21135818 22210624 26722157 26900132 27416239 29964704 30539608 30743008 38868592 42271636 53444314 53800264 54832478 59929408 61079216 61486016 73975363 77737184 84543272 106888628 107600528 109664956 122158432 147950726 155474368 169086544 191913673 213777256 215201056 219329912 244316864 295901452 301578629 338173088 383827346 427554512 430402112 438659824 591802904 603157258 676346176 767654692 855109024 877319648 1183605808 1206314516 1535309384 1710218048 1754639296 2111050403 2367211616 2412629032 3070618768 4220365601 4222100806 4734423232 4825258064 6141237536 8440731202 8444201612 9650516128 12282475072 16881462404 16888403224 19301032256 29542559207 33762924808 33776806448 46424021611 59085118414 67525849616 67553612896 92848043222 118170236828 135051699232 135107225792 185696086444 236340473656 270103398464 324968151277 333408882479 371392172888 472680947312 649936302554 666817764958 742784345776 945361894624 1299872605108 1333635529916 1485568691552 1890723789248 2333862177353 2599745210216 2667271059832 2971137383104 3667497707269 4667724354706 5199490420432 5334542119664 7334995414538 9335448709412 10398980840864 10669084239328 14669990829076 18670897418824 20797961681728 21338168478656 25672483950883 29339981658152 37341794837648 51344967901766 58679963316304 74683589675296 102689935803532 117359926632608 149367179350592 205379871607064 234719853265216 410759743214128 821519486428256 1643038972856512
• Sum of all divisors σ(n): 4116726144829440
• Sum of proper divisors (its aliquot sum) s(n): 2473687171972928
• 1643038972856512 is an abundant number, because the sum of its proper divisors (2473687171972928) is greater than itself. Its abundance is 830648199116416

Bases of 1643038972856512

• Binary: 101110101100101010111010010010101000100100011000000₂
• Hexadecimal: 0x5D655D25448C0
• Base-36: G6EPOMFGSG

Squares and roots of 1643038972856512

• 1643038972856512 squared (1643038972856512²) is 2699577066325381976704940806144
• 1643038972856512 cubed (1643038972856512³) is 4435510330202251572745099457079191303720009728
• The square root of 1643038972856512 is 40534417.1397161205
• The cube root of 1643038972856512 is 118000.1669263299

Scales and comparisons

• 1,643,038,972,856,512 seconds is equal to 52,243,557 years, 4 weeks, 2 days, 10 hours, 21 minutes, 52 seconds.
• To count from 1 to 1,643,038,972,856,512 would take you about one hundred fifty-six million, seven hundred thirty thousand, six hundred seventy-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 1643038972856512 cubic inches would be around 9833.3 feet tall.

Recreational maths with 1643038972856512

• 1643038972856512 backwards is 2156582798303461
• The number of decimal digits it has is: 16
• The sum of 1643038972856512's digits is 70
• More coming soon!