1639438226567680

Names of 1639438226567680

• Cardinal: 1639438226567680 can be written as One quadrillion, six hundred thirty-nine trillion, four hundred thirty-eight billion, two hundred twenty-six million, five hundred sixty-seven thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.63943822656768 × 10¹⁵

Factors of 1639438226567680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 8316955314

Divisors of 1639438226567680

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 4 5 7 8 10 11 14 16 20 22 28 32 35 40 44 55 56 64 70 77 80 88 110 112 128 140 154 160 176 220 224 256 280 308 320 352 385 440 448 512 560 616 640 704 770 880 896 1120 1232 1280 1408 1540 1760 1792 2240 2464 2560 2816 3080 3520 3584 4480 4928 5632 6160 7040 8960 9856 12320 14080 17920 19712 24640 28160 39424 49280 98560 197120 8316955289 16633910578 33267821156 41584776445 58218687023 66535642312 83169552890 91486508179 116437374046 133071284624 166339105780 182973016358 232874748092 266142569248 291093435115 332678211560 365946032716 457432540895 465749496184 532285138496 582186870230 640405557253 665356423120 731892065432 914865081790 931498992368 1064570276992 1164373740460 1280811114506 1330712846240 1463784130864 1829730163580 1862997984736 2129140553984 2328747480920 2561622229012 2661425692480 2927568261728 3202027786265 3659460327160 3725995969472 4258281107968 4657494961840 5123244458024 5322851384960 5855136523456 6404055572530 7318920654320 7451991938944 9314989923680 10246488916048 10645702769920 11710273046912 12808111145060 14637841308640 14903983877888 18629979847360 20492977832096 21291405539840 23420546093824 25616222290120 29275682617280 29807967755776 37259959694720 40985955664192 46841092187648 51232444580240 58551365234560 74519919389440 81971911328384 102464889160480 117102730469120 149039838778880 163943822656768 204929778320960 234205460938240 327887645313536 409859556641920 819719113283840 1639438226567680
• Sum of all divisors σ(n): 4900749270721920
• Sum of proper divisors (its aliquot sum) s(n): 3261311044154240
• 1639438226567680 is an abundant number, because the sum of its proper divisors (3261311044154240) is greater than itself. Its abundance is 1621872817586560

Bases of 1639438226567680

• Binary: 101110100110000111101110101001000000011001000000000₂
• Hexadecimal: 0x5D30F75203200
• Base-36: G54RIV22V4

Squares and roots of 1639438226567680

• 1639438226567680 squared (1639438226567680²) is 2687757698731379660593620582400
• 1639438226567680 cubed (1639438226567680³) is 4406412715051801811711917040252729354616832000
• The square root of 1639438226567680 is 40489976.8654870931
• The cube root of 1639438226567680 is 117913.9041267135

Scales and comparisons

• 1,639,438,226,567,680 seconds is equal to 52,129,064 years, 25 weeks, 3 days, 3 hours, 54 minutes, 40 seconds.
• To count from 1 to 1,639,438,226,567,680 would take you about one hundred fifty-six million, three hundred eighty-seven thousand, one hundred ninety-three 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 1639438226567680 cubic inches would be around 9826.2 feet tall.

Recreational maths with 1639438226567680

• 1639438226567680 backwards is 0867656228349361
• The number of decimal digits it has is: 16
• The sum of 1639438226567680's digits is 76
• More coming soon!