40128104709

Names of 40128104709

• Cardinal: 40128104709 can be written as Forty billion, one hundred twenty-eight million, one hundred four thousand, seven hundred nine.

Scientific notation

• Scientific notation: 4.0128104709 × 10¹⁰

Factors of 40128104709

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 412

Divisors of 40128104709

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 11 19 21 33 57 63 77 89 99 121 133 171 209 231 267 283 363 399 623 627 693 801 847 849 979 1089 1197 1331 1463 1691 1869 1881 1981 2299 2541 2547 2937 3113 3993 4389 5073 5377 5607 5943 6853 6897 7623 8811 9317 9339 10769 11837 11979 13167 15219 16093 16131 17829 18601 20559 20691 21791 25187 25289 27951 28017 32307 34243 35511 37639 48279 48393 55803 59147 61677 65373 75383 75561 75867 83853 96921 102729 106533 112917 118459 130207 144837 167409 176309 177023 177441 196119 204611 226149 226683 227601 239701 277057 308187 338751 355377 376673 390621 414029 478553 528927 531069 532323 613833 650617 678447 719103 829213 831171 1066131 1130019 1171863 1242087 1432277 1435659 1586781 1593207 1841499 1939399 1951851 2157309 2250721 2487639 2493513 2636711 3047627 3349871 3390057 3726261 4296831 4306977 4554319 5264083 5818197 5855553 6752163 7156787 7462917 7910133 9142881 10049613 12890493 13662957 15755047 15792249 17454591 20256489 21333389 21470361 23730399 27428643 30148839 33523897 36848581 40988871 47265141 47376747 50097509 57904913 64000167 64411083 100571691 110545743 141795423 150292527 173714739 192000501 234667279 301715073 331637229 405334391 450877581 521144217 636954043 704001837 1216003173 1910862129 2112005511 3648009519 4458678301 5732586387 13376034903 40128104709
• Sum of all divisors σ(n): 77833267200
• Sum of proper divisors (its aliquot sum) s(n): 37705162491
• 40128104709 is a deficient number, because the sum of its proper divisors (37705162491) is less than itself. Its deficiency is 2422942218

Bases of 40128104709

• Binary: 100101010111110100100100100100000101₂
• Hexadecimal: 0x957D24905
• Base-36: IFN8JR9

Squares and roots of 40128104709

• 40128104709 squared (40128104709²) is 1610264787536467974681
• 40128104709 cubed (40128104709³) is 64616874003479025044024328872829
• The square root of 40128104709 is 200320.0057632787
• The cube root of 40128104709 is 3423.5989356099

Scales and comparisons

• 40,128,104,709 seconds is equal to 1,275 years, 49 weeks, 2 days, 15 hours, 45 minutes, 9 seconds.
• To count from 1 to 40,128,104,709 would take you about two thousand, five hundred fifty-one 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 40128104709 cubic inches would be around 285.3 feet tall.

Recreational maths with 40128104709

• 40128104709 backwards is 90740182104
• The number of decimal digits it has is: 11
• The sum of 40128104709's digits is 36
• More coming soon!