164509120505943665928

Names of 164509120505943665928

• Cardinal: 164509120505943665928 can be written as One hundred sixty-four quintillion, five hundred nine quadrillion, one hundred twenty trillion, five hundred five billion, nine hundred forty-three million, six hundred sixty-five thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.64509120505943665928 × 10²⁰

Factors of 164509120505943665928

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 43499

Divisors of 164509120505943665928

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 27 28 36 42 49 54 56 63 72 81 84 98 108 126 147 162 168 189 196 216 243 252 294 324 343 378 392 441 486 504 567 588 648 686 729 756 882 972 1029 1134 1176 1323 1372 1458 1512 1701 1764 1944 2058 2268 2646 2744 2916 3087 3402 3528 3969 4116 4536 5103 5292 5832 6174 6804 7938 8232 9261 10206 10584 11907 12348 13608 15876 18522 20412 23814 24696 27783 31752 35721 37044 40824 43487 47628 55566 71442 74088 83349 86974 95256 111132 130461 142884 166698 173948 222264 250047 260922 285768 304409 333396 347896 391383 500094 521844 608818 666792 782766 913227 1000188 1043688 1174149 1217636 1565532 1826454 2000376 2130863 2348298 2435272 2739681 3131064 3522447 3652908 4261726 4696596 5479362 6392589 7044894 7305816 8219043 8523452 9393192 10567341 10958724 12785178 14089788 14916041 16438086 17046904 19177767 21134682 21917448 24657129 25570356 28179576 29832082 31702023 32876172 38355534 42269364 44748123 49314258 51140712 57533301 59664164 63404046 65752344 73971387 76711068 84538728 89496246 98628516 115066602 119328328 126808092 134244369 147942774 153422136 172599903 178992492 197257032 221914161 230133204 253616184 268488738 295885548 345199806 357984984 402733107 443828322 460266408 517799709 536977476 591771096 690399612 805466214 887656644 1035599418 1073954952 1208199321 1380799224 1553399127 1610932428 1775313288 1891119169 2071198836 2416398642 3106798254 3221864856 3624597963 3782238338 4142397672 4832797284 5673357507 6213596508 7249195926 7564476676 9665594568 10873793889 11346715014 12427193016 13237834183 14498391852 15128953352 17020072521 21747587778 22693430028 26475668366 28996783704 34040145042 39713502549 43495175556 45386860056 51060217563 52951336732 68080290084 79427005098 86990351112 92664839281 102120435126 105902673464 119140507647 136160580168 153180652689 158854010196 185329678562 204240870252 238281015294 277994517843 306361305378 317708020392 357421522941 370659357124 408481740504 459541958067 476562030588 555989035686 612722610756 648653874967 714843045882 741318714248 833983553529 919083916134 953124061176 1072264568823 1111978071372 1225445221512 1297307749934 1378625874201 1429686091764 1667967107058 1838167832268 1945961624901 2144529137646 2223956142744 2501950660587 2594615499868 2757251748402 2859372183528 3216793706469 3335934214116 3676335664536 3891923249802 4289058275292 5003901321174 5189230999736 5514503496804 5837884874703 6433587412938 6671868428232 7505851981761 7783846499604 8578116550584 9650381119407 10007802642348 11029006993608 11675769749406 12867174825876 15011703963522 15567692999208 17513654624109 19300762238814 20015605284696 22517555945283 23351539498812 25734349651752 30023407927044 35027309248218 38601524477628 45035111890566 46703078997624 52540963872327 60046815854088 67552667835849 70054618496436 77203048955256 90070223781132 105081927744654 135105335671698 140109236992872 157622891616981 180140447562264 210163855489308 270210671343396 315245783233962 420327710978616 472868674850943 540421342686792 630491566467924 945737349701886 1260983132935848 1891474699403772 3782949398807544
• Sum of all divisors σ(n): 164517739801249464384
• Sum of proper divisors (its aliquot sum) s(n): 8619295305798456
• 164509120505943665928 is a deficient number, because the sum of its proper divisors (8619295305798456) is less than itself. Its deficiency is 164500501210637867472

Bases of 164509120505943665928

• Binary: 10001110101100000101110011010111111001010100101100111010110100001000₂
• Hexadecimal: 0x8EB05CD7E54B3AD08
• Base-36: YPV2O8J81T4I0

Squares and roots of 164509120505943665928

• 164509120505943665928 squared (164509120505943665928²) is 27063250729639094758757519812663668101184
• 164509120505943665928 cubed (164509120505943665928³) is 4452151575564765682442036284397015251753998835688507797258752
• The square root of 164509120505943665928 is 12826110887.7922798789
• 164509120505943665928 is a perfect cube number. Its cube root is 5479362

Scales and comparisons

• 164,509,120,505,943,665,928 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 164,509,120,505,943,665,928 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 164509120505943665928 cubic inches would be around 456613.5 feet tall.

Recreational maths with 164509120505943665928

• 164509120505943665928 backwards is 829566349505021905461
• The number of decimal digits it has is: 21
• The sum of 164509120505943665928's digits is 90
• More coming soon!