145724361840

Names of 145724361840

• Cardinal: 145724361840 can be written as One hundred forty-five billion, seven hundred twenty-four million, three hundred sixty-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 1.4572436184 × 10¹¹

Factors of 145724361840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3499

Divisors of 145724361840

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 40 45 48 60 72 80 90 120 127 144 180 240 254 360 381 508 571 635 720 762 1016 1142 1143 1270 1524 1713 1905 2032 2284 2286 2540 2791 2855 3048 3426 3810 4568 4572 5080 5139 5582 5710 5715 6096 6852 7620 8373 8565 9136 9144 10160 10278 11164 11420 11430 13704 13955 15240 16746 17130 18288 20556 22328 22840 22860 25119 25695 27408 27910 30480 33492 34260 41112 41865 44656 45680 45720 50238 51390 55820 66984 68520 72517 82224 83730 91440 100476 102780 111640 125595 133968 137040 145034 167460 200952 205560 217551 223280 251190 290068 334920 354457 362585 401904 411120 435102 502380 580136 652653 669840 708914 725170 870204 1004760 1063371 1087755 1160272 1305306 1417828 1450340 1593661 1740408 1772285 2009520 2126742 2175510 2610612 2835656 2900680 3187322 3190113 3263265 3480816 3544570 4253484 4351020 4780983 5221224 5316855 5671312 5801360 6374644 6380226 6526530 7089140 7968305 8506968 8702040 9561966 10442448 10633710 12749288 12760452 13053060 14178280 14342949 15936610 15950565 17013936 17404080 19123932 21267420 23904915 25498576 25520904 26106120 28356560 28685898 31873220 31901130 38247864 42534840 47809830 51041808 52212240 57371796 63746440 63802260 71714745 76495728 85069680 95619660 114743592 127492880 127604520 143429490 191239320 202394947 229487184 255209040 286858980 382478640 404789894 573717960 607184841 809579788 1011974735 1147435920 1214369682 1619159576 1821554523 2023949470 2428739364 3035924205 3238319152 3643109046 4047898940 4857478728 6071848410 7286218092 8095797880 9107772615 9714957456 12143696820 14572436184 16191595760 18215545230 24287393640 29144872368 36431090460 48574787280 72862180920 145724361840
• Sum of all divisors σ(n): 494285316096
• Sum of proper divisors (its aliquot sum) s(n): 348560954256
• 145724361840 is an abundant number, because the sum of its proper divisors (348560954256) is greater than itself. Its abundance is 202836592416

Bases of 145724361840

• Binary: 10000111101101110110010100110001110000₂
• Hexadecimal: 0x21EDD94C70
• Base-36: 1UY0IT80

Squares and roots of 145724361840

• 145724361840 squared (145724361840²) is 21235589633675248185600
• 145724361840 cubed (145724361840³) is 3094542747663444915650177877504000
• The square root of 145724361840 is 381738.6040735205
• The cube root of 145724361840 is 5262.3216177613

Scales and comparisons

• 145,724,361,840 seconds is equal to 4,633 years, 30 weeks, 2 days, 13 hours, 24 minutes.
• To count from 1 to 145,724,361,840 would take you about nine thousand, two hundred sixty-seven 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 145724361840 cubic inches would be around 438.5 feet tall.

Recreational maths with 145724361840

• 145724361840 backwards is 048163427541
• 145724361840 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 145724361840's digits is 45
• More coming soon!