68440136800

Names of 68440136800

• Cardinal: 68440136800 can be written as Sixty-eight billion, four hundred forty million, one hundred thirty-six thousand, eight hundred.

Scientific notation

• Scientific notation: 6.84401368 × 10¹⁰

Factors of 68440136800

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 3425

Divisors of 68440136800

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 17 20 25 28 32 34 35 40 50 56 68 70 80 85 100 112 119 136 140 160 170 175 200 224 227 238 272 280 340 350 400 425 454 476 544 560 595 680 700 800 850 908 952 1120 1135 1190 1360 1400 1589 1700 1816 1904 2270 2380 2720 2800 2975 3167 3178 3400 3632 3808 3859 4540 4760 5600 5675 5950 6334 6356 6800 7264 7718 7945 9080 9520 11350 11900 12668 12712 13600 15436 15835 15890 18160 19040 19295 22169 22700 23800 25336 25424 27013 30872 31670 31780 36320 38590 39725 44338 45400 47600 50672 50848 53839 54026 61744 63340 63560 77180 79175 79450 88676 90800 95200 96475 101344 107678 108052 110845 123488 126680 127120 135065 154360 158350 158900 177352 181600 192950 215356 216104 221690 253360 254240 269195 270130 308720 316700 317800 354704 376873 385900 430712 432208 443380 506720 538390 540260 554225 617440 633400 635600 675325 709408 718909 753746 771800 861424 864416 886760 1076780 1080520 1108450 1266800 1271200 1345975 1350650 1437818 1507492 1543600 1722848 1773520 1884365 2153560 2161040 2216900 2533600 2691950 2701300 2875636 3014984 3087200 3547040 3594545 3768730 4307120 4322080 4433800 5032363 5383900 5402600 5751272 6029968 7189090 7537460 8614240 8867600 9421825 10064726 10767800 10805200 11502544 12059936 12221453 14378180 15074920 17735200 17972725 18843650 20129452 21535600 21610400 23005088 24442906 25161815 28756360 30149840 35945450 37687300 40258904 43071200 48885812 50323630 57512720 60299680 61107265 71890900 75374600 80517808 85550171 97771624 100647260 115025440 122214530 125809075 143781800 150749200 161035616 171100342 195543248 201294520 244429060 251618150 287563600 301498400 305536325 342200684 391086496 402589040 427750855 488858120 503236300 575127200 611072650 684401368 805178080 855501710 977716240 1006472600 1222145300 1368802736 1711003420 1955432480 2012945200 2138754275 2444290600 2737605472 3422006840 4025890400 4277508550 4888581200 6844013680 8555017100 9777162400 13688027360 17110034200 34220068400 68440136800
• Sum of all divisors σ(n): 203134998528
• Sum of proper divisors (its aliquot sum) s(n): 134694861728
• 68440136800 is an abundant number, because the sum of its proper divisors (134694861728) is greater than itself. Its abundance is 66254724928

Bases of 68440136800

• Binary: 111111101111010110011001110001100000₂
• Hexadecimal: 0xFEF599C60
• Base-36: VFVHNJ4

Squares and roots of 68440136800

• 68440136800 squared (68440136800²) is 4684052325202714240000
• 68440136800 cubed (68440136800³) is 320577181915231850316908032000000
• The square root of 68440136800 is 261610.6588042621
• The cube root of 68440136800 is 4090.4424769821

Scales and comparisons

• 68,440,136,800 seconds is equal to 2,176 years, 9 weeks, 4 days, 5 hours, 6 minutes, 40 seconds.
• To count from 1 to 68,440,136,800 would take you about four thousand, three 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 68440136800 cubic inches would be around 340.9 feet tall.

Recreational maths with 68440136800

• 68440136800 backwards is 00863104486
• 68440136800 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 68440136800's digits is 40
• More coming soon!