145309077290

Names of 145309077290

• Cardinal: 145309077290 can be written as One hundred forty-five billion, three hundred nine million, seventy-seven thousand, two hundred ninety.

Scientific notation

• Scientific notation: 1.4530907729 × 10¹¹

Factors of 145309077290

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1072

Divisors of 145309077290

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 5 10 13 26 31 62 65 130 155 257 307 310 403 457 514 614 806 914 1285 1535 2015 2285 2570 3070 3341 3991 4030 4570 5941 6682 7967 7982 9517 11882 14167 15934 16705 19034 19955 28334 29705 33410 39835 39910 47585 59410 70835 78899 79670 95170 103571 117449 123721 140299 141670 157798 184171 207142 234898 247442 280598 368342 394495 517855 587245 618605 701495 788990 920855 1025687 1035710 1174490 1237210 1402990 1526837 1823887 1841710 2051374 2445869 3053674 3640919 3647774 4349269 4891738 5128435 7281838 7634185 8698538 9119435 10256870 12229345 15268370 18204595 18238870 21746345 24458690 31796297 36056843 36409190 43492690 47331947 56540497 63592594 72113686 94663894 113080994 158981485 180284215 236659735 282702485 317962970 360568430 468738959 473319470 565404970 937477918 1117762133 2235524266 2343694795 4687389590 5588810665 11177621330 14530907729 29061815458 72654538645 145309077290
• Sum of all divisors σ(n): 293485344768
• Sum of proper divisors (its aliquot sum) s(n): 148176267478
• 145309077290 is an abundant number, because the sum of its proper divisors (148176267478) is greater than itself. Its abundance is 2867190188

Bases of 145309077290

• Binary: 10000111010101000110001000111100101010₂
• Hexadecimal: 0x21D5188F2A
• Base-36: 1UR59TM2

Squares and roots of 145309077290

• 145309077290 squared (145309077290²) is 21114727942871193744100
• 145309077290 cubed (145309077290³) is 3068161634607992996275991381489000
• The square root of 145309077290 is 381194.2776196935
• The cube root of 145309077290 is 5257.3180158155

Scales and comparisons

• 145,309,077,290 seconds is equal to 4,620 years, 19 weeks, 5 days, 34 minutes, 50 seconds.
• To count from 1 to 145,309,077,290 would take you about nine thousand, two hundred forty 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 145309077290 cubic inches would be around 438.1 feet tall.

Recreational maths with 145309077290

• 145309077290 backwards is 092770903541
• The number of decimal digits it has is: 12
• The sum of 145309077290's digits is 47
• More coming soon!