1387355918949

Names of 1387355918949

• Cardinal: 1387355918949 can be written as One trillion, three hundred eighty-seven billion, three hundred fifty-five million, nine hundred eighteen thousand, nine hundred forty-nine.

Scientific notation

• Scientific notation: 1.387355918949 × 10¹²

Factors of 1387355918949

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 514

Divisors of 1387355918949

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 7 9 11 13 21 23 33 39 49 63 69 77 91 99 117 143 147 161 169 207 231 253 273 299 343 429 441 457 483 507 529 539 637 693 759 819 897 1001 1029 1127 1183 1287 1371 1449 1521 1587 1617 1771 1859 1911 2093 2277 2691 3003 3087 3199 3289 3381 3549 3703 3773 3887 4113 4459 4761 4851 5027 5313 5577 5733 5819 5941 6279 6877 7007 7889 8281 9009 9597 9867 10143 10511 10647 11109 11319 11661 12397 13013 13377 14651 15081 15939 16731 17457 17823 18837 20631 21021 22393 23023 23667 24843 25921 27209 28791 29601 31533 33327 33957 34983 35189 37191 39039 40131 40733 41587 42757 43953 45243 48139 49049 52371 53469 57967 61893 63063 65351 67179 69069 71001 73577 74529 75647 77233 77763 81627 86779 89401 91091 94599 102557 105567 111573 115621 117117 122199 124761 128271 131859 136643 144417 147147 156751 161161 173901 181447 190463 196053 201537 207207 220731 226941 231699 233289 241753 244881 246323 260337 268203 273273 285131 291109 299299 307671 316701 336973 346863 366597 374283 384813 409929 433251 441441 457457 470253 483483 515039 521703 529529 540631 544341 571389 588159 625807 637637 662193 680823 695097 725259 738969 781011 804609 809347 819819 849563 855393 873327 897897 923013 956501 983411 1010919 1040589 1128127 1229787 1333241 1372371 1410759 1450449 1503073 1545117 1588587 1621893 1633023 1692271 1714167 1724261 1776359 1877421 1912911 1995917 2037763 2095093 2175777 2216907 2358811 2428041 2548689 2566179 2619981 2659283 2693691 2869503 2950233 3032757 3142789 3202199 3384381 3605273 3706703 3784417 3999723 4117113 4380649 4509219 4635351 4765761 4865679 5076813 5172783 5329077 5632263 5665429 5738733 5946941 5987751 6113289 6285279 6695507 6883877 7076433 7284123 7646067 7977849 8608509 8850699 9428367 9606597 10153143 10521511 10815819 11120109 11353251 11845897 11999169 12434513 13141947 13527657 14665651 15230439 15518349 15987231 16996287 17840823 17963253 18339867 18614981 18855837 19539949 20086521 20651631 21229299 21999523 22415393 23933547 25946921 26490919 28285101 28819791 30664543 31564533 32447457 33360327 34059753 34570679 35537691 37303539 39425841 39658003 40856257 41628587 43996953 46868549 48187139 50988861 53522469 55844943 58619847 60259563 61954893 65998569 67246179 73650577 77840763 79472757 82921279 87041591 91993629 94693599 103712037 106613073 111910617 118974009 122568771 124885761 130304867 131990859 136779643 140605647 144561417 153996661 167534829 175859541 197995707 201738537 220951731 233522289 238418271 241994753 248763837 261124773 275980887 285993799 291400109 311136111 337309973 356922027 367706313 374657283 390914601 410338929 421816941 433684251 449418827 461989983 515554039 609291137 662855193 725984259 746291511 783374319 857981397 874200327 912134069 957457501 1011929919 1077976627 1172743803 1231016787 1348256481 1385969949 1546662117 1693963271 1827873411 2001956593 2177952777 2573944191 2622600981 2736402207 2872372503 3035789757 3145931789 3233929881 4044769443 4639986351 5081889813 5483620233 6005869779 6702202507 8209206621 8617117509 9437795367 9701789643 11857742897 14013696151 15245669439 18017609337 20106607521 22021522523 28313386101 35573228691 42041088453 60319822563 66064567569 106719686073 126123265359 154150657661 198193702707 462451972983 1387355918949
• Sum of all divisors σ(n): 2892186460800
• Sum of proper divisors (its aliquot sum) s(n): 1504830541851
• 1387355918949 is an abundant number, because the sum of its proper divisors (1504830541851) is greater than itself. Its abundance is 117474622902

Bases of 1387355918949

• Binary: 10100001100000100110110110101001001100101₂
• Hexadecimal: 0x14304DB5265
• Base-36: HPCBW679

Squares and roots of 1387355918949

• 1387355918949 squared (1387355918949²) is 1924756445842824257264601
• 1387355918949 cubed (1387355918949³) is 2670322247675282598254838909402824349
• The square root of 1387355918949 is 1177860.7383511007
• The cube root of 1387355918949 is 11153.1094411803

Scales and comparisons

• 1,387,355,918,949 seconds is equal to 44,113 years, 32 weeks, 4 days, 4 hours, 9 minutes, 9 seconds.
• To count from 1 to 1,387,355,918,949 would take you about one hundred ten thousand, two hundred eighty-four 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 1387355918949 cubic inches would be around 929.4 feet tall.

Recreational maths with 1387355918949

• 1387355918949 backwards is 9498195537831
• The number of decimal digits it has is: 13
• The sum of 1387355918949's digits is 72
• More coming soon!