27791389521940

Names of 27791389521940

• Cardinal: 27791389521940 can be written as Twenty-seven trillion, seven hundred ninety-one billion, three hundred eighty-nine million, five hundred twenty-one thousand, nine hundred forty.

Scientific notation

• Scientific notation: 2.779138952194 × 10¹³

Factors of 27791389521940

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 732877

Divisors of 27791389521940

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 10 11 20 22 44 55 61 110 121 122 220 242 244 257 305 484 514 605 610 671 1028 1210 1220 1285 1342 2420 2570 2684 2827 3355 5140 5654 6710 7381 11308 13420 14135 14762 15677 28270 29524 31097 31354 36905 56540 62194 62708 73810 78385 124388 147620 155485 156770 172447 310970 313540 344894 621940 689788 732541 862235 1465082 1724470 1896917 2930164 3448940 3662705 3793834 7325410 7587668 8057951 9484585 14650820 16115902 18969170 32231804 37938340 40289755 44685001 80579510 88637461 89370002 161159020 177274922 178740004 188263037 223425005 354549844 376526074 443187305 446850010 491535011 753052148 886374610 893700020 941315185 983070022 1772749220 1882630370 1966140044 2070893407 2457675055 3765260740 4141786814 4915350110 5406885121 8283573628 9830700220 10354467035 10813770242 11484045257 20708934070 21627540484 22779827477 22968090514 27034425605 41417868140 45559654954 45936181028 54068851210 57420226285 91119309908 108137702420 113899137385 114840452570 126324497827 227798274770 229680905140 252648995654 455596549540 505297991308 631622489135 1263244978270 1389569476097 2526489956540 2779138952194 5558277904388 6947847380485 13895694760970 27791389521940
• Sum of all divisors σ(n): 65455305873552
• Sum of proper divisors (its aliquot sum) s(n): 37663916351612
• 27791389521940 is an abundant number, because the sum of its proper divisors (37663916351612) is greater than itself. Its abundance is 9872526829672

Bases of 27791389521940

• Binary: 110010100011010101111111001100111100000010100₂
• Hexadecimal: 0x1946AFE67814
• Base-36: 9UN6RROK4

Squares and roots of 27791389521940

• 27791389521940 squared (27791389521940²) is 772361331560196421741363600
• 27791389521940 cubed (27791389521940³) is 21464994617073669067551213561727717384000
• The square root of 27791389521940 is 5271753.9322259721
• The cube root of 27791389521940 is 30290.2892421923

Scales and comparisons

• 27,791,389,521,940 seconds is equal to 883,680 years, 11 weeks, 3 days, 22 hours, 45 minutes, 40 seconds.
• To count from 1 to 27,791,389,521,940 would take you about two million, two hundred nine thousand, two 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 27791389521940 cubic inches would be around 2524.2 feet tall.

Recreational maths with 27791389521940

• 27791389521940 backwards is 04912598319772
• The number of decimal digits it has is: 14
• The sum of 27791389521940's digits is 67
• More coming soon!