140781021381

Names of 140781021381

• Cardinal: 140781021381 can be written as One hundred forty billion, seven hundred eighty-one million, twenty-one thousand, three hundred eighty-one.

Scientific notation

• Scientific notation: 1.40781021381 × 10¹¹

Factors of 140781021381

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1052

Divisors of 140781021381

• Number of divisors d(n): 288
• Complete list of divisors:
  1 3 7 9 11 13 21 27 33 39 49 63 77 81 89 91 99 117 143 147 189 231 243 267 273 297 351 429 441 539 567 623 637 693 801 819 891 929 979 1001 1053 1157 1287 1323 1617 1701 1869 1911 2079 2403 2457 2673 2787 2937 3003 3159 3471 3861 3969 4361 4851 5607 5733 6237 6503 6853 7007 7209 7371 8099 8361 8811 9009 10219 10413 11583 11907 12077 12727 13083 14553 16821 17199 18711 19509 20559 21021 21627 22113 24297 25083 26433 27027 30657 31239 34749 36231 38181 39249 43659 45521 47971 50463 51597 56693 58527 61677 63063 71533 72891 75249 79299 81081 82681 84539 89089 91971 93717 108693 114543 117747 130977 132847 136563 143913 151389 154791 170079 175581 185031 189189 214599 218673 225747 237897 243243 248043 253617 267267 275913 281151 326079 343629 353241 398541 409689 431739 500731 510237 526743 555093 567567 578767 591773 623623 643797 656019 744129 760851 801801 827739 909491 929929 978237 1030887 1059723 1074853 1195623 1229067 1295217 1502193 1530711 1580229 1665279 1702701 1736301 1775319 1870869 1931391 1968057 2232387 2282553 2405403 2483217 2728473 2789787 2934711 3092661 3224559 3586869 3687201 3885651 4051369 4506579 4592133 5208903 5325957 5612607 5794173 6366437 6509503 6697161 6847659 7216209 7523971 8185419 8369361 9673677 10760607 11061603 11656953 11823383 12154107 13519737 13776399 15626709 15977871 16837821 17382519 19099311 19528509 20091483 20542977 21648627 22571913 24556257 25108083 29021031 32281821 35470149 36462321 40559211 44565059 46880127 47933613 50513463 52667797 57297933 58585527 67715739 73668771 75324249 82763681 87063093 106410447 109386963 121677633 133695177 140640381 143800839 151540389 158003391 171893799 175756581 203147217 221006313 225972747 248291043 261189279 319231341 328160889 401085531 474010173 515681397 527269743 579345767 609441651 744873129 957694023 984482667 1203256593 1422030519 1547044191 1581809229 1738037301 1828324953 2234619387 2873082069 3609769779 4266091557 5214111903 6703858161 10829309337 12798274671 15642335709 20111574483 46927007127 140781021381
• Sum of all divisors σ(n): 291750076800
• Sum of proper divisors (its aliquot sum) s(n): 150969055419
• 140781021381 is an abundant number, because the sum of its proper divisors (150969055419) is greater than itself. Its abundance is 10188034038

Bases of 140781021381

• Binary: 10000011000111001100111110100011000101₂
• Hexadecimal: 0x20C733E8C5
• Base-36: 1SO9DVB9

Squares and roots of 140781021381

• 140781021381 squared (140781021381²) is 19819295981077579147161
• 140781021381 cubed (140781021381³) is 2790180731268450041336192486449341
• The square root of 140781021381 is 375207.9708388403
• The cube root of 140781021381 is 5202.1320323045

Scales and comparisons

• 140,781,021,381 seconds is equal to 4,476 years, 20 weeks, 5 days, 23 hours, 16 minutes, 21 seconds.
• To count from 1 to 140,781,021,381 would take you about eight thousand, nine 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 140781021381 cubic inches would be around 433.5 feet tall.

Recreational maths with 140781021381

• 140781021381 backwards is 183120187041
• The number of decimal digits it has is: 12
• The sum of 140781021381's digits is 36
• More coming soon!