40142721520

Names of 40142721520

• Cardinal: 40142721520 can be written as Forty billion, one hundred forty-two million, seven hundred twenty-one thousand, five hundred twenty.

Scientific notation

• Scientific notation: 4.014272152 × 10¹⁰

Factors of 40142721520

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 542

Divisors of 40142721520

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 8 10 11 16 17 20 22 34 40 44 53 55 68 80 85 88 106 110 136 170 176 187 197 212 220 257 265 272 340 374 394 424 440 514 530 583 680 748 788 848 880 901 935 985 1028 1060 1166 1285 1360 1496 1576 1802 1870 1970 2056 2120 2167 2332 2570 2827 2915 2992 3152 3349 3604 3740 3940 4112 4240 4334 4369 4505 4664 5140 5654 5830 6698 7208 7480 7880 8668 8738 9010 9328 9911 10280 10441 10835 11308 11660 13396 13621 14135 14416 14960 15760 16745 17336 17476 18020 19822 20560 20882 21670 21845 22616 23320 26792 27242 28270 33490 34672 34952 36040 36839 39644 41764 43340 43690 45232 46640 48059 49555 50629 52205 53584 54484 56540 66980 68105 69904 72080 73678 79288 83528 86680 87380 96118 99110 101258 104410 108968 113080 114851 133960 136210 147356 149831 158576 167056 173360 174760 177497 184195 192236 198220 202516 208820 217936 226160 229702 231557 240295 253145 267920 272420 294712 299662 349520 354994 368390 384472 396440 405032 417640 459404 463114 480590 506290 544840 556919 574255 589424 599324 709988 736780 749155 768944 792880 810064 835280 860693 887485 918808 926228 961180 1012580 1089680 1113838 1148510 1157785 1198648 1419976 1473560 1498310 1721386 1774970 1837616 1852456 1922360 1952467 2025160 2227676 2297020 2315570 2397296 2547127 2683337 2784595 2839952 2947120 2996620 3442772 3549940 3704912 3844720 3904934 4050320 4303465 4455352 4594040 4631140 5094254 5366674 5569190 5993240 6885544 7099880 7809868 8606930 8910704 9188080 9262280 9467623 9762335 10188508 10733348 11138380 11986480 12735635 13416685 13771088 14199760 15619736 17213860 18524560 18935246 19524670 20377016 21466696 22276760 25471270 26833370 29516707 31239472 34427720 37870492 39049340 40754032 42933392 44553520 45616729 47338115 50942540 53666740 59033414 68855440 75740984 78098680 91233458 94676230 101885080 107333480 118066828 147583535 151481968 156197360 182466916 189352460 203770160 214666960 228083645 236133656 295167070 364933832 378704920 456167290 472267312 501784019 590334140 729867664 757409840 912334580 1003568038 1180668280 1824669160 2007136076 2361336560 2508920095 3649338320 4014272152 5017840190 8028544304 10035680380 20071360760 40142721520
• Sum of all divisors σ(n): 110826942336
• Sum of proper divisors (its aliquot sum) s(n): 70684220816
• 40142721520 is an abundant number, because the sum of its proper divisors (70684220816) is greater than itself. Its abundance is 30541499296

Bases of 40142721520

• Binary: 100101011000101100010101000111110000₂
• Hexadecimal: 0x958B151F0
• Base-36: IFVXU5S

Squares and roots of 40142721520

• 40142721520 squared (40142721520²) is 1611438091032271110400
• 40142721520 cubed (40142721520³) is 64687510535028868517928375808000
• The square root of 40142721520 is 200356.4860941617
• The cube root of 40142721520 is 3424.0145713525

Scales and comparisons

• 40,142,721,520 seconds is equal to 1,276 years, 21 weeks, 3 days, 19 hours, 58 minutes, 40 seconds.
• To count from 1 to 40,142,721,520 would take you about two thousand, five hundred fifty-two 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 40142721520 cubic inches would be around 285.3 feet tall.

Recreational maths with 40142721520

• 40142721520 backwards is 02512724104
• The number of decimal digits it has is: 11
• The sum of 40142721520's digits is 28
• More coming soon!