745446948081432932520

Names of 745446948081432932520

• Cardinal: 745446948081432932520 can be written as Seven hundred forty-five quintillion, four hundred forty-six quadrillion, nine hundred forty-eight trillion, eighty-one billion, four hundred thirty-two million, nine hundred thirty-two thousand, five hundred twenty.

Scientific notation

• Scientific notation: 7.4544694808143293252 × 10²⁰

Factors of 745446948081432932520

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 174608817513659

Divisors of 745446948081432932520

• Number of divisors d(n): 256
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 18 20 24 27 30 36 40 45 54 59 60 67 72 90 108 118 120 134 135 177 180 201 216 236 268 270 295 335 354 360 402 472 531 536 540 590 603 670 708 804 885 1005 1062 1080 1180 1206 1340 1416 1593 1608 1770 1809 2010 2124 2360 2412 2655 2680 3015 3186 3540 3618 3953 4020 4248 4824 5310 6030 6372 7080 7236 7906 7965 8040 9045 10620 11859 12060 12744 14472 15812 15930 18090 19765 21240 23718 24120 31624 31860 35577 36180 39530 47436 59295 63720 71154 72360 79060 94872 106731 118590 142308 158120 177885 213462 237180 284616 355770 426924 474360 533655 711540 853848 1067310 1423080 2134620 4269240 174608817513523 349217635027046 523826452540569 698435270054092 873044087567615 1047652905081138 1396870540108184 1571479357621707 1746088175135230 2095305810162276 2619132262702845 3142958715243414 3492176350270460 4190611620324552 4714438072865121 5238264525405690 6285917430486828 6984352700540920 7857396788108535 9428876145730242 10301920233297857 10476529050811380 11698790773406041 12571834860973656 15714793576217070 18857752291460484 20603840466595714 20953058101622760 23397581546812082 23572190364325605 30905760699893571 31429587152434140 35096372320218123 37715504582920968 41207680933191428 46795163093624164 47144380728651210 51509601166489285 58493953867030205 61811521399787142 62859174304868280 70192744640436246 82415361866382856 92717282099680713 93590326187248328 94288761457302420 103019202332978570 105289116960654369 116987907734060410 123623042799574284 140385489280872492 154528803499467855 175481861601090615 185434564199361426 188577522914604840 206038404665957140 210578233921308738 233975815468120820 247246085599148568 278151846299042139 280770978561744984 309057606998935710 315867350881963107 350963723202181230 370869128398722852 412076809331914280 421156467842617476 463586410498403565 467951630936241640 526445584803271845 556303692598084278 618115213997871420 631734701763926214 690228655630956419 701927446404362460 741738256797445704 842312935685234952 927172820996807130 1052891169606543690 1112607385196168556 1236230427995742840 1263469403527852428 1380457311261912838 1390759231495210695 1403854892808724920 1579336754409815535 1854345641993614260 2070685966892869257 2105782339213087380 2225214770392337112 2526938807055704856 2760914622523825676 2781518462990421390 3158673508819631070 3451143278154782095 3708691283987228520 4141371933785738514 4211564678426174760 5521829245047651352 5563036925980842780 6212057900678607771 6317347017639262140 6902286556309564190 8282743867571477028 10353429834464346285 11126073851961685560 12424115801357215542 12634694035278524280 13804573112619128380 16565487735142954056 18636173702035823313 20706859668928692570 24848231602714431084 27609146225238256760 31060289503393038855 37272347404071646626 41413719337857385140 49696463205428862168 62120579006786077710 74544694808143293252 82827438675714770280 93180868510179116565 124241158013572155420 149089389616286586504 186361737020358233130 248482316027144310840 372723474040716466260 745446948081432932520
• Sum of all divisors σ(n): 2564654311638640512000
• Sum of proper divisors (its aliquot sum) s(n): 1819207363557207579480
• 745446948081432932520 is an abundant number, because the sum of its proper divisors (1819207363557207579480) is greater than itself. Its abundance is 1073760415475774646960

Bases of 745446948081432932520

• Binary: 1010000110100100100111100100011011101110011100110111100011000010101000₂
• Hexadecimal: 0x28692791BB9CDE30A8
• Base-36: 4DBK154YEVHP60

Squares and roots of 745446948081432932520

• 745446948081432932520 squared (745446948081432932520²) is 555691152403922566034079220418806873550400
• 745446948081432932520 cubed (745446948081432932520³) is 414238273635358500194102480954577282866266510451941896019008000
• The square root of 745446948081432932520 is 27302874355.6687256811
• The cube root of 745446948081432932520 is 9067180.2018034359

Scales and comparisons

• 745,446,948,081,432,932,520 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 745,446,948,081,432,932,520 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 745446948081432932520 cubic inches would be around 755598.4 feet tall.

Recreational maths with 745446948081432932520

• 745446948081432932520 backwards is 025239234180849644547
• 745446948081432932520 is a Harshad number.
• The number of decimal digits it has is: 21
• The sum of 745446948081432932520's digits is 90
• More coming soon!