20438051040

Names of 20438051040

• Cardinal: 20438051040 can be written as Twenty billion, four hundred thirty-eight million, fifty-one thousand and forty.

Scientific notation

• Scientific notation: 2.043805104 × 10¹⁰

Factors of 20438051040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 12651

Divisors of 20438051040

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 11 12 15 16 18 20 22 24 30 32 33 36 40 44 45 48 55 60 66 72 80 88 90 96 99 103 110 120 132 144 160 165 176 180 198 206 220 240 264 288 309 330 352 360 396 412 440 480 495 515 528 618 660 720 792 824 880 927 990 1030 1056 1133 1236 1320 1440 1545 1584 1648 1760 1854 1980 2060 2266 2472 2640 3090 3168 3296 3399 3708 3960 4120 4532 4635 4944 5280 5665 6180 6798 7416 7920 8240 9064 9270 9888 10197 11330 12360 12527 13596 14832 15840 16480 16995 18128 18540 20394 22660 24720 25054 27192 29664 33990 36256 37080 37581 40788 45320 49440 50108 50985 54384 62635 67980 74160 75162 81576 90640 100216 101970 108768 112743 125270 135960 137797 148320 150324 163152 181280 187905 200432 203940 225486 250540 271920 275594 300648 326304 375810 400864 407880 413391 450972 501080 543840 551188 563715 601296 688985 751620 815760 826782 901944 1002160 1102376 1127430 1202592 1240173 1290281 1377970 1503240 1631520 1653564 1803888 2004320 2066955 2204752 2254860 2480346 2580562 2755940 3006480 3307128 3607776 3870843 4133910 4409504 4509720 4960692 5161124 5511880 6012960 6200865 6451405 6614256 7741686 8267820 9019440 9921384 10322248 11023760 11612529 12401730 12902810 13228512 14193091 15483372 16535640 18038880 19354215 19842768 20644496 22047520 23225058 24803460 25805620 28386182 30966744 33071280 38708430 39685536 41288992 42579273 46450116 49606920 51611240 56772364 58062645 61933488 66142560 70965455 77416860 85158546 92900232 99213840 103222480 113544728 116125290 123866976 127737819 141930910 154833720 170317092 185800464 198427680 206444960 212896365 227089456 232250580 255475638 283861820 309667440 340634184 371600928 425792730 454178912 464501160 510951276 567723640 619334880 638689095 681268368 851585460 929002320 1021902552 1135447280 1277378190 1362536736 1703170920 1858004640 2043805104 2270894560 2554756380 3406341840 4087610208 5109512760 6812683680 10219025520 20438051040
• Sum of all divisors σ(n): 76830114816
• Sum of proper divisors (its aliquot sum) s(n): 56392063776
• 20438051040 is an abundant number, because the sum of its proper divisors (56392063776) is greater than itself. Its abundance is 35954012736

Bases of 20438051040

• Binary: 10011000010001100111110100011100000₂
• Hexadecimal: 0x4C233E8E0
• Base-36: 9E0AD40

Squares and roots of 20438051040

• 20438051040 squared (20438051040²) is 417713930313645081600
• 20438051040 cubed (20438051040³) is 8537258627869281386185764864000
• The square root of 20438051040 is 142961.7117972501
• The cube root of 20438051040 is 2734.0922244703

Scales and comparisons

• 20,438,051,040 seconds is equal to 649 years, 45 weeks, 12 hours, 24 minutes.
• To count from 1 to 20,438,051,040 would take you about one thousand, two hundred ninety-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 20438051040 cubic inches would be around 227.8 feet tall.

Recreational maths with 20438051040

• 20438051040 backwards is 04015083402
• The number of decimal digits it has is: 11
• The sum of 20438051040's digits is 27
• More coming soon!