145721038044972

Names of 145721038044972

• Cardinal: 145721038044972 can be written as One hundred forty-five trillion, seven hundred twenty-one billion, thirty-eight million, forty-four thousand, nine hundred seventy-two.

Scientific notation

• Scientific notation: 1.45721038044972 × 10¹⁴

Factors of 145721038044972

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 8696

Divisors of 145721038044972

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 6 12 13 26 31 39 52 62 78 93 124 156 169 186 338 372 403 507 676 806 961 1014 1209 1612 1922 2028 2418 2883 3844 4836 5239 5766 8647 10478 11532 12493 15717 17294 20956 24986 25941 31434 34588 37479 49972 51882 62868 74958 103764 112411 149916 162409 224822 268057 324818 337233 449644 487227 536114 649636 674466 804171 974454 1072228 1348932 1461343 1608342 1948908 2922686 3216684 3484741 4384029 5845372 6969482 8309767 8768058 10454223 13938964 16619534 17536116 20908446 24929301 33239068 41816892 45301633 49858602 74770609 90603266 99717204 108026971 135904899 149541218 181206532 216053942 224311827 271809798 299082436 324080913 432107884 448623654 543619596 648161826 897247308 972017917 1296323652 1404350623 1944035834 2317888879 2808701246 2916053751 3888071668 4213051869 4635777758 5617402492 5832107502 6953666637 8426103738 9271555516 11664215004 12636232921 13907333274 16852207476 25272465842 27814666548 30132555427 37908698763 50544931684 60265110854 71854555249 75817397526 90397666281 120530221708 143709110498 151634795052 180795332562 215563665747 287418220996 361590665124 391723220551 431127331494 783446441102 862254662988 934109218237 1175169661653 1566892882204 1868218436474 2350339323306 2802327654711 3736436872948 4700678646612 5604655309422 11209310618844 12143419837081 24286839674162 36430259511243 48573679348324 72860519022486 145721038044972
• Sum of all divisors σ(n): 380486730477924
• Sum of proper divisors (its aliquot sum) s(n): 234765692432952
• 145721038044972 is an abundant number, because the sum of its proper divisors (234765692432952) is greater than itself. Its abundance is 89044654387980

Bases of 145721038044972

• Binary: 100001001000100001010010101101010111111100101100₂
• Hexadecimal: 0x848852B57F2C
• Base-36: 1FNJBJN9KC

Squares and roots of 145721038044972

• 145721038044972 squared (145721038044972²) is 21234620928904177043894480784
• 145721038044972 cubed (145721038044972³) is 3094331004251404253786753952333556381818048
• The square root of 145721038044972 is 12071496.9264367541
• The cube root of 145721038044972 is 52622.8160841039

Scales and comparisons

• 145,721,038,044,972 seconds is equal to 4,633,478 years, 13 weeks, 5 days, 11 hours, 36 minutes, 12 seconds.
• To count from 1 to 145,721,038,044,972 would take you about eleven million, five hundred eighty-three thousand, six hundred ninety-five 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 145721038044972 cubic inches would be around 4385.2 feet tall.

Recreational maths with 145721038044972

• 145721038044972 backwards is 279440830127541
• The number of decimal digits it has is: 15
• The sum of 145721038044972's digits is 57
• More coming soon!