138386242800

Names of 138386242800

• Cardinal: 138386242800 can be written as One hundred thirty-eight billion, three hundred eighty-six million, two hundred forty-two thousand, eight hundred.

Scientific notation

• Scientific notation: 1.383862428 × 10¹¹

Factors of 138386242800

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 985680

Divisors of 138386242800

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 13 15 16 18 20 24 25 26 27 30 36 39 40 45 48 50 52 54 60 65 72 75 78 80 90 100 104 108 117 120 130 135 144 150 156 180 195 200 208 216 225 234 240 260 270 300 312 325 351 360 390 400 432 450 468 520 540 585 600 624 650 675 702 720 780 900 936 975 1040 1080 1170 1200 1300 1350 1404 1560 1755 1800 1872 1950 2160 2340 2600 2700 2808 2925 3120 3510 3600 3900 4680 5200 5400 5616 5850 7020 7800 8775 9360 10800 11700 14040 15600 17550 23400 28080 35100 46800 70200 140400 985657 1971314 2956971 3942628 4928285 5913942 7885256 8870913 9856570 11827884 12813541 14784855 15770512 17741826 19713140 23655768 24641425 25627082 26612739 29569710 35483652 38440623 39426280 44354565 47311536 49282850 51254164 53225478 59139420 64067705 70967304 73924275 76881246 78852560 88709130 98565700 102508328 106450956 115321869 118278840 128135410 133063695 141934608 147848550 153762492 177418260 192203115 197131400 205016656 212901912 221772825 230643738 236557680 256270820 266127390 295697100 307524984 320338525 345965607 354836520 384406230 394262800 425803824 443545650 461287476 512541640 532254780 576609345 591394200 615049968 640677050 665318475 691931214 709673040 768812460 887091300 922574952 961015575 1025083280 1064509560 1153218690 1182788400 1281354100 1330636950 1383862428 1537624920 1729828035 1774182600 1845149904 1922031150 2129019120 2306437380 2562708200 2661273900 2767724856 2883046725 3075249840 3459656070 3548365200 3844062300 4612874760 5125416400 5322547800 5535449712 5766093450 6919312140 7688124600 8649140175 9225749520 10645095600 11532186900 13838624280 15376249200 17298280350 23064373800 27677248560 34596560700 46128747600 69193121400 138386242800
• Sum of all divisors σ(n): 530441709280
• Sum of proper divisors (its aliquot sum) s(n): 392055466480
• 138386242800 is an abundant number, because the sum of its proper divisors (392055466480) is greater than itself. Its abundance is 253669223680

Bases of 138386242800

• Binary: 10000000111000011101100111110011110000₂
• Hexadecimal: 0x2038767CF0
• Base-36: 1RKNLGC0

Squares and roots of 138386242800

• 138386242800 squared (138386242800²) is 19150752196300551840000
• 138386242800 cubed (138386242800³) is 2650200643239881428704226752000000
• The square root of 138386242800 is 372003.0145039151
• The cube root of 138386242800 is 5172.4659385033

Scales and comparisons

• 138,386,242,800 seconds is equal to 4,400 years, 13 weeks, 1 day, 15 hours.
• To count from 1 to 138,386,242,800 would take you about eight thousand, eight hundred 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 138386242800 cubic inches would be around 431 feet tall.

Recreational maths with 138386242800

• 138386242800 backwards is 008242683831
• 138386242800 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138386242800's digits is 45
• More coming soon!