1388465759939139

Names of 1388465759939139

• Cardinal: 1388465759939139 can be written as One quadrillion, three hundred eighty-eight trillion, four hundred sixty-five billion, seven hundred fifty-nine million, nine hundred thirty-nine thousand, one hundred thirty-nine.

Scientific notation

• Scientific notation: 1.388465759939139 × 10¹⁵

Factors of 1388465759939139

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 86

Divisors of 1388465759939139

• Number of divisors d(n): 168
• Complete list of divisors:
  1 3 7 9 21 23 53 63 69 159 161 207 371 477 483 529 1113 1219 1449 1587 2809 3339 3657 3703 4761 8427 8533 10971 11109 12167 19663 25281 25599 28037 33327 36501 58989 64607 76797 84111 85169 109503 148877 176967 193821 196259 252333 255507 279841 446631 452249 581463 588777 644851 766521 839523 1042139 1339893 1356747 1485961 1766331 1934553 1958887 2518569 3126417 3424171 4070241 4457883 4513957 5803659 5876661 6436343 9379251 10272513 10401727 13373649 13541871 14831573 17629983 19309029 23969197 30817539 31205181 34177103 40625613 44494719 45054401 57927087 71907591 78755933 93615543 102531309 103821011 133484157 135163203 148035889 215722773 236267799 239239721 307593927 311463033 341126179 405489609 444107667 551291531 708803397 717719163 786073369 934389099 1023378537 1036251223 1332323001 1653874593 1811386459 2153157489 2358220107 2387883253 3070135611 3108753669 4961623779 5434159377 5502513583 7074660321 7163649759 7845902117 9326261007 12679705213 16302478131 16507540749 18079687487 21490949277 23537706351 38039115639 41661888557 49522622247 54239062461 54921314819 70613119053 114117346917 124985665671 126557812409 162717187383 164763944457 291633219899 374956997013 379673437227 415832812201 494291833371 874899659697 958223436811 1139020311681 1247498436603 2624698979091 2874670310433 2910829685407 3742495309809 6707564057677 8624010931299 8732489056221 20122692173031 22039139046653 26197467168663 60368076519093 66117417139959 154273973326571 198352251419877 462821919979713 1388465759939139
• Sum of all divisors σ(n): 2442337007741280
• Sum of proper divisors (its aliquot sum) s(n): 1053871247802141
• 1388465759939139 is a deficient number, because the sum of its proper divisors (1053871247802141) is less than itself. Its deficiency is 334594512136998

Bases of 1388465759939139

• Binary: 100111011101100110101100000011001110110101001000011₂
• Hexadecimal: 0x4EECD60676A43
• Base-36: DO64D4CE2R

Squares and roots of 1388465759939139

• 1388465759939139 squared (1388465759939139²) is 1927837166523370770764984061321
• 1388465759939139 cubed (1388465759939139³) is 2676735896455788457200210507610421174003942619
• The square root of 1388465759939139 is 37262122.3219925975
• The cube root of 1388465759939139 is 111560.8269377913

Scales and comparisons

• 1,388,465,759,939,139 seconds is equal to 44,148,916 years, 18 weeks, 4 days, 20 hours, 25 minutes, 39 seconds.
• To count from 1 to 1,388,465,759,939,139 would take you about one hundred thirty-two million, four hundred forty-six thousand, seven hundred forty-nine 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 1388465759939139 cubic inches would be around 9296.7 feet tall.

Recreational maths with 1388465759939139

• 1388465759939139 backwards is 9319399575648831
• The number of decimal digits it has is: 16
• The sum of 1388465759939139's digits is 90
• More coming soon!