145712934720

Names of 145712934720

• Cardinal: 145712934720 can be written as One hundred forty-five billion, seven hundred twelve million, nine hundred thirty-four thousand, seven hundred twenty.

Scientific notation

• Scientific notation: 1.4571293472 × 10¹¹

Factors of 145712934720

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2381

Divisors of 145712934720

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 27 30 32 36 40 45 48 54 60 64 72 80 81 90 96 108 120 135 144 160 162 180 192 216 240 270 288 320 324 360 405 432 480 540 576 648 720 810 864 960 1080 1296 1440 1620 1728 2160 2371 2592 2880 3240 4320 4742 5184 6480 7113 8640 9484 11855 12960 14226 18968 21339 23710 25920 28452 35565 37936 42678 47420 56904 64017 71130 75872 85356 94840 106695 113808 128034 142260 151744 170712 189680 192051 213390 227616 256068 284520 320085 341424 379360 384102 426780 455232 512136 569040 640170 682848 758720 768204 853560 960255 1024272 1138080 1280340 1365696 1536408 1707120 1920510 2048544 2276160 2560680 3072816 3414240 3841020 4097088 5121360 5621641 6145632 6828480 7682040 10242720 11243282 12291264 15364080 16864923 20485440 22486564 28108205 30728160 33729846 44973128 50594769 56216410 61456320 67459692 84324615 89946256 101189538 112432820 134919384 151784307 168649230 179892512 202379076 224865640 252973845 269838768 303568614 337298460 359785024 404758152 449731280 455352921 505947690 539677536 607137228 674596920 758921535 809516304 899462560 910705842 1011895380 1079355072 1214274456 1349193840 1517843070 1619032608 1798925120 1821411684 2023790760 2276764605 2428548912 2698387680 3035686140 3238065216 3642823368 4047581520 4553529210 4857097824 5396775360 6071372280 7285646736 8095163040 9107058420 9714195648 12142744560 14571293472 16190326080 18214116840 24285489120 29142586944 36428233680 48570978240 72856467360 145712934720
• Sum of all divisors σ(n): 518545246626
• Sum of proper divisors (its aliquot sum) s(n): 372832311906
• 145712934720 is an abundant number, because the sum of its proper divisors (372832311906) is greater than itself. Its abundance is 227119377186

Bases of 145712934720

• Binary: 10000111101101001010101110111101000000₂
• Hexadecimal: 0x21ED2AEF40
• Base-36: 1UXTPW00

Squares and roots of 145712934720

• 145712934720 squared (145712934720²) is 21232259344714981478400
• 145712934720 cubed (145712934720³) is 3093814819854564073168108290048000
• The square root of 145712934720 is 381723.6365749441
• The cube root of 145712934720 is 5262.1840641139

Scales and comparisons

• 145,712,934,720 seconds is equal to 4,633 years, 11 weeks, 3 days, 7 hours, 12 minutes.
• To count from 1 to 145,712,934,720 would take you about nine thousand, two hundred sixty-six 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 145712934720 cubic inches would be around 438.5 feet tall.

Recreational maths with 145712934720

• 145712934720 backwards is 027439217541
• 145712934720 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145712934720's digits is 45
• More coming soon!