40720771840

Names of 40720771840

• Cardinal: 40720771840 can be written as Forty billion, seven hundred twenty million, seven hundred seventy-one thousand, eight hundred forty.

Scientific notation

• Scientific notation: 4.072077184 × 10¹⁰

Factors of 40720771840

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 423

Divisors of 40720771840

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 28 32 34 35 40 49 56 64 68 70 80 85 98 112 119 128 136 140 160 170 181 196 211 224 238 245 256 272 280 320 340 362 392 422 448 476 490 544 560 595 640 680 724 784 833 844 896 905 952 980 1055 1088 1120 1190 1267 1280 1360 1448 1477 1568 1666 1688 1792 1810 1904 1960 2110 2176 2240 2380 2534 2720 2896 2954 3077 3136 3332 3376 3587 3620 3808 3920 4165 4220 4352 4480 4760 5068 5440 5792 5908 6154 6272 6335 6664 6752 7174 7240 7385 7616 7840 8330 8440 8869 8960 9520 10136 10339 10880 11584 11816 12308 12544 12670 13328 13504 14348 14480 14770 15232 15385 15680 16660 16880 17738 17935 19040 20272 20678 21539 21760 23168 23632 24616 25109 25340 26656 27008 28696 28960 29540 30464 30770 31360 33320 33760 35476 35870 38080 38191 40544 41356 43078 44345 46336 47264 49232 50218 50680 51695 53312 54016 57392 57920 59080 61540 62720 66640 67520 70952 71740 76160 76382 81088 82712 86156 88690 94528 98464 100436 101360 103390 106624 107695 114784 115840 118160 123080 125545 133280 135040 141904 143480 150773 152320 152764 162176 165424 172312 175763 177380 189056 190955 196928 200872 202720 206780 213248 215390 229568 231680 236320 246160 251090 266560 267337 270080 283808 286960 301546 305528 324352 330848 344624 351526 354760 378112 381910 393856 401744 405440 413560 430780 459136 472640 492320 502180 533120 534674 567616 573920 603092 611056 649247 661696 689248 703052 709520 753865 763820 787712 803488 810880 827120 861560 878815 918272 945280 984640 1004360 1066240 1069348 1135232 1147840 1206184 1222112 1298494 1323392 1336685 1378496 1406104 1419040 1507730 1527640 1606976 1621760 1654240 1723120 1757630 1871359 1890560 1969280 2008720 2138696 2270464 2295680 2412368 2444224 2596988 2646784 2673370 2756992 2812208 2838080 3015460 3055280 3213952 3246235 3308480 3446240 3515260 3742718 3938560 4017440 4277392 4544729 4591360 4824736 4888448 5193976 5346740 5513984 5624416 5676160 6030920 6110560 6427904 6492470 6616960 6892480 7030520 7485436 8034880 8554784 9089458 9356795 9649472 9776896 10387952 10693480 11248832 11352320 12061840 12221120 12984940 13233920 13784960 14061040 14970872 16069760 17109568 18178916 18713590 19298944 20775904 21386960 22497664 22723645 24123680 24442240 25969880 27569920 28122080 29941744 31813103 32139520 34219136 36357832 37427180 38597888 41551808 42773920 44995328 45447290 48247360 48884480 51939760 56244160 59883488 63626206 68438272 72715664 74854360 83103616 85547840 90894580 96494720 103879520 112488320 119766976 127252412 145431328 149708720 159065515 166207232 171095680 181789160 192989440 207759040 224976640 239533952 254504824 290862656 299417440 318131030 342191360 363578320 415518080 479067904 509009648 581725312 598834880 636262060 727156640 831036160 1018019296 1163450624 1197669760 1272524120 1454313280 2036038592 2395339520 2545048240 2908626560 4072077184 5090096480 5817253120 8144154368 10180192960 20360385920 40720771840
• Sum of all divisors σ(n): 121374306144
• Sum of proper divisors (its aliquot sum) s(n): 80653534304
• 40720771840 is an abundant number, because the sum of its proper divisors (80653534304) is greater than itself. Its abundance is 39932762464

Bases of 40720771840

• Binary: 100101111011001001011010101100000000₂
• Hexadecimal: 0x97B25AB00
• Base-36: IPG3GN4

Squares and roots of 40720771840

• 40720771840 squared (40720771840²) is 1658181259245336985600
• 40720771840 cubed (40720771840³) is 67522420727093257974530965504000
• The square root of 40720771840 is 201793.8845455927
• The cube root of 40720771840 is 3440.3714399713

Scales and comparisons

• 40,720,771,840 seconds is equal to 1,294 years, 41 weeks, 2 days, 5 hours, 30 minutes, 40 seconds.
• To count from 1 to 40,720,771,840 would take you about two thousand, five hundred eighty-nine 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 40720771840 cubic inches would be around 286.7 feet tall.

Recreational maths with 40720771840

• 40720771840 backwards is 04817702704
• 40720771840 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 40720771840's digits is 40
• More coming soon!