138587701755310864

Names of 138587701755310864

• Cardinal: 138587701755310864 can be written as One hundred thirty-eight quadrillion, five hundred eighty-seven trillion, seven hundred one billion, seven hundred fifty-five million, three hundred ten thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.38587701755310864 × 10¹⁷

Factors of 138587701755310864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 95799

Divisors of 138587701755310864

• Number of divisors d(n): 135
• Complete list of divisors:
  1 2 4 7 8 14 16 28 49 56 98 112 139 196 278 392 556 784 973 1112 1946 2224 3892 6811 7784 13622 15568 19321 27244 38642 54488 77284 95651 108976 135247 154568 191302 270494 309136 382604 540988 669557 765208 946729 1081976 1339114 1530416 1893458 2163952 2678228 3786916 4686899 5356456 7573832 9373798 10712912 13295489 15147664 18747596 26590978 37495192 53181956 74990384 93068423 106363912 186136846 212727824 372273692 651478961 744547384 1302957922 1489094768 1848072971 2605915844 3696145942 5211831688 7392291884 9149113801 10423663376 12936510797 14784583768 18298227602 25873021594 29569167536 36596455204 51746043188 64043796607 73192910408 90555575579 103492086376 128087593214 146385820816 181111151158 206984172752 256175186428 362222302316 448306576249 512350372856 724444604632 896613152498 1024700745712 1271726818339 1448889209264 1793226304996 2543453636678 3586452609992 5086907273356 7172905219984 8902087728373 10173814546712 17804175456746 20347629093424 35608350913492 62314614098611 71216701826984 124629228197222 142433403653968 176770027749121 249258456394444 353540055498242 498516912788888 707080110996484 997033825577776 1237390194243847 1414160221992968 2474780388487694 2828320443985936 4949560776975388 8661731359706929 9899121553950776 17323462719413858 19798243107901552 34646925438827716 69293850877655432 138587701755310864
• Sum of all divisors σ(n): 314619236046259911
• Sum of proper divisors (its aliquot sum) s(n): 176031534290949047
• 138587701755310864 is an abundant number, because the sum of its proper divisors (176031534290949047) is greater than itself. Its abundance is 37443832535638183

Bases of 138587701755310864

• Binary: 111101100010111001100011111001101010111001111001100010000₂
• Hexadecimal: 0x1EC5CC7CD5CF310
• Base-36: 11WL8N9GOU8G

Squares and roots of 138587701755310864

• 138587701755310864 squared (138587701755310864²) is 19206551077818993934661829276426496
• 138587701755310864 cubed (138587701755310864³) is 2661791772520923152585322676274627394723887526252544
• 138587701755310864 is a perfect square number. Its square root is 372273692
• The cube root of 138587701755310864 is 517497.4700246585

Scales and comparisons

• 138,587,701,755,310,864 seconds is equal to 4,406,660,235 years, 47 weeks, 2 days, 15 hours, 41 minutes, 4 seconds.
• To count from 1 to 138,587,701,755,310,864 would take you about thirteen billion, two hundred nineteen million, nine hundred eighty thousand, seven hundred 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 138587701755310864 cubic inches would be around 43124.8 feet tall.

Recreational maths with 138587701755310864

• 138587701755310864 backwards is 468013557107785831
• The number of decimal digits it has is: 18
• The sum of 138587701755310864's digits is 79
• More coming soon!