27994180902921

Names of 27994180902921

• Cardinal: 27994180902921 can be written as Twenty-seven trillion, nine hundred ninety-four billion, one hundred eighty million, nine hundred two thousand, nine hundred twenty-one.

Scientific notation

• Scientific notation: 2.7994180902921 × 10¹³

Factors of 27994180902921

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 14704

Divisors of 27994180902921

• Number of divisors d(n): 224
• Complete list of divisors:
  1 3 9 19 23 27 57 69 73 81 83 171 207 219 243 249 437 513 621 657 729 747 1311 1387 1539 1577 1679 1863 1909 1971 2241 3933 4161 4617 4731 5037 5589 5727 5913 6059 6723 11799 12483 13851 14193 14503 15111 16767 17181 17739 18177 20169 31901 35397 36271 37449 42579 43509 45333 51543 53217 54531 60507 95703 106191 108813 112347 115121 127737 130527 135999 139357 154629 163593 275557 287109 318573 326439 333569 337041 345363 383211 391581 407997 418071 463887 490779 826671 861327 979317 1000707 1011123 1036089 1058719 1149633 1174743 1203749 1223991 1254213 1391661 1472337 2480013 2583981 2647783 2937951 3002121 3108267 3176157 3524229 3611247 3762639 4417011 6337811 7440039 7751943 7943349 8813853 9006363 9324801 9528471 10572687 10833741 11287917 19013433 20115661 22320117 22871231 23255829 23830047 24350537 26441559 27019089 27686227 27974403 28585413 32501223 33863751 57040299 60346983 66960351 68613693 71490141 73051611 81057267 83058681 83923209 85756239 87873677 97503669 101591253 171120897 181040949 200881053 205841079 214470423 219154833 243171801 249176043 257268717 263621031 292511007 462660203 513362691 526038313 543122847 617523237 643411269 657464499 747528129 771806151 790863093 877533021 1387980609 1540088073 1578114939 1629368541 1669599863 1852569711 1930233807 1972393497 2021094571 2242584387 2372589279 4163941827 4620264219 4734344817 4888105623 5008799589 5557709133 5917180491 6063283713 6727753161 7117767837 12491825481 14203034451 14664316869 15026398767 16673127399 17751541473 18189851139 20183259483 21353303511 37475476443 38400796849 42609103353 45079196301 54569553417 64059910533 112426429329 115202390547 127827310059 135237588903 163708660251 337279287987 345607171641 383481930177 405712766709 491125980753 1036821514923 1217138300127 1473377942259 3110464544769 9331393634307 27994180902921
• Sum of all divisors σ(n): 47299897128960
• Sum of proper divisors (its aliquot sum) s(n): 19305716226039
• 27994180902921 is a deficient number, because the sum of its proper divisors (19305716226039) is less than itself. Its deficiency is 8688464676882

Bases of 27994180902921

• Binary: 110010111010111100111001101010110000000001001₂
• Hexadecimal: 0x1975E7356009
• Base-36: 9X8CKIRK9

Squares and roots of 27994180902921

• 27994180902921 squared (27994180902921²) is 783674164425466814826332241
• 27994180902921 cubed (27994180902921³) is 21938316327871974815481935404164113375961
• The square root of 27994180902921 is 5290952.7405677135
• The cube root of 27994180902921 is 30363.7859770589

Scales and comparisons

• 27,994,180,902,921 seconds is equal to 890,128 years, 18 weeks, 5 days, 9 hours, 55 minutes, 21 seconds.
• To count from 1 to 27,994,180,902,921 would take you about two million, two hundred twenty-five thousand, three hundred twenty 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 27994180902921 cubic inches would be around 2530.3 feet tall.

Recreational maths with 27994180902921

• 27994180902921 backwards is 12920908149972
• The number of decimal digits it has is: 14
• The sum of 27994180902921's digits is 63
• More coming soon!