2439840438457081

Names of 2439840438457081

• Cardinal: 2439840438457081 can be written as Two quadrillion, four hundred thirty-nine trillion, eight hundred forty billion, four hundred thirty-eight million, four hundred fifty-seven thousand and eighty-one.

Scientific notation

• Scientific notation: 2.439840438457081 × 10¹⁵

Factors of 2439840438457081

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 124

Divisors of 2439840438457081

• Number of divisors d(n): 189
• Complete list of divisors:
  1 11 17 37 59 121 187 289 407 629 649 1003 1331 1369 2057 2183 3179 3481 4477 6919 7139 10693 11033 14641 15059 17051 22627 23273 24013 34969 37111 38291 49247 59177 76109 78529 80771 117623 121363 128797 161051 165649 187561 248897 256003 264143 384659 395641 408221 421201 541717 630887 650947 837199 863819 888481 1006009 1293853 1334993 1373107 1416767 1771561 1822139 2063171 2189549 2737867 2816033 2905573 4231249 4352051 4490431 4633211 4765489 5958887 6939757 7160417 9209189 9502009 9773291 11066099 14232383 14684923 15104177 15584437 20043529 22694881 23342819 24085039 30116537 30976363 31961303 37222333 46543739 47872561 49394741 50965321 52420379 65547757 76337327 78764587 81013313 101301079 104522099 107506201 121727089 156556213 161534153 166145947 171428807 220478819 249643691 256771009 264935429 340739993 351574333 409445663 511981129 526598171 543342151 560618531 576624169 839710597 866410457 891146443 1114311869 1182568211 1338997979 1377226321 1722118343 1776875683 1827605417 1885716877 2425267009 2746080601 2824481099 2914289719 3748139923 3867317663 4503902293 5792579881 5976763661 6166803841 6342865859 9236816567 9530515027 9802610873 13008250321 14728977769 15149489531 18943301773 20103659587 20742885647 30206886611 31069292089 32057186909 41229539153 49542925223 63718378691 65744400271 69771524449 101604982237 104835665297 107828719603 143090753531 162018755459 166644384841 221140255457 228171742117 341762212979 352629055999 544972177453 700902165601 767486768939 1117654804607 1186115915633 1782206310049 1833088233251 2432542810027 3759384342769 3878919615989 5994693951983 8442354458329 13047275071963 20163970565761 41353227770459 65941633471813 143520025791593 221803676223371 2439840438457081
• Sum of all divisors σ(n): 2980623858752253
• Sum of proper divisors (its aliquot sum) s(n): 540783420295172
• 2439840438457081 is a deficient number, because the sum of its proper divisors (540783420295172) is less than itself. Its deficiency is 1899057018161909

Bases of 2439840438457081

• Binary: 1000101010110000010110011110101001001001001011111001₂
• Hexadecimal: 0x8AB059EA492F9
• Base-36: O0UN828S8P

Squares and roots of 2439840438457081

• 2439840438457081 squared (2439840438457081²) is 5952821365130441258691879040561
• 2439840438457081 cubed (2439840438457081³) is 14523934289556535270135252686329512769456662441
• 2439840438457081 is a perfect square number. Its square root is 49394741
• The cube root of 2439840438457081 is 134623.3752936669

Scales and comparisons

• 2,439,840,438,457,081 seconds is equal to 77,579,379 years, 1 week, 14 hours, 58 minutes, 1 second.
• To count from 1 to 2,439,840,438,457,081 would take you about two hundred thirty-two million, seven hundred thirty-eight thousand, one hundred thirty-seven 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 2439840438457081 cubic inches would be around 11218.6 feet tall.

Recreational maths with 2439840438457081

• 2439840438457081 backwards is 1807548340489342
• The number of decimal digits it has is: 16
• The sum of 2439840438457081's digits is 70
• More coming soon!