31998505838355

Names of 31998505838355

• Cardinal: 31998505838355 can be written as Thirty-one trillion, nine hundred ninety-eight billion, five hundred five million, eight hundred thirty-eight thousand, three hundred fifty-five.

Scientific notation

• Scientific notation: 3.1998505838355 × 10¹³

Factors of 31998505838355

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 441

Divisors of 31998505838355

• Number of divisors d(n): 432
• Complete list of divisors:
  1 3 5 7 9 15 17 21 27 35 45 49 51 63 81 85 105 119 135 147 153 189 243 245 255 315 343 357 405 409 441 459 567 595 729 735 765 833 945 1029 1071 1215 1227 1323 1377 1701 1715 1785 2045 2187 2205 2295 2499 2835 2863 3087 3213 3645 3681 3969 4131 4165 5103 5145 5355 5831 6135 6561 6615 6885 6953 7497 8505 8589 9261 9639 10935 11043 11907 12393 12495 14315 15309 15435 16065 17493 18405 19845 20041 20655 20859 22491 25515 25767 27783 28917 29155 32805 33129 34765 35721 37179 37485 42945 45927 46305 48195 48671 52479 55215 59535 60123 61965 62577 67473 76545 77301 83349 86751 87465 99387 100205 104295 107163 111537 112455 128835 138915 140287 144585 146013 157437 165645 167281 178605 180369 185895 187731 202419 229635 231903 243355 250047 260253 262395 298161 300615 312885 321489 337365 340697 386505 416745 420861 433755 438039 472311 496935 501843 535815 541107 557685 563193 607257 695709 701435 730065 750141 780759 787185 836405 894483 901845 938655 1012095 1022091 1159515 1170967 1250235 1262583 1301265 1314117 1416933 1490805 1505529 1607445 1623321 1689579 1703485 1821771 2087127 2104305 2190195 2250423 2361555 2384879 2509215 2683449 2705535 2815965 2843777 3036285 3066273 3478545 3512901 3750705 3787749 3903795 3942351 4250799 4472415 4516587 4869963 5068737 5110455 5465313 5854835 6261381 6312915 6570585 7084665 7154637 7527645 8116605 8196769 8447895 8531331 9108855 9198819 10435635 10538703 11252115 11363247 11827053 11924395 12752397 13417245 13549761 14218885 14609889 15206211 15331365 17564505 18784143 18938745 19711755 19906439 21253995 21463911 22582935 24349815 24590307 25343685 25593993 27326565 27596457 31306905 31616109 34089741 35481159 35773185 38257191 40649283 40983845 42656655 43829667 45618633 45994095 52693515 56816235 57377383 59135265 59719317 63761985 64391733 67748805 73049445 73770921 76031055 76781979 82789371 93920715 94848327 99532195 102269223 106443477 107319555 121947849 122951535 127969965 131489001 137982285 139345073 158080545 170448705 172132149 177405795 179157951 191285955 193175199 203246415 219148335 221312763 228093165 230345937 248368113 284544981 286886915 298596585 306807669 319330431 321958665 365843547 368854605 383909895 413946855 418035219 474241635 511346115 516396447 532217385 537473853 579525597 609739245 657445005 663938289 691037811 696725365 745104339 853634943 860660745 895789755 920423007 965875995 975415511 1097530641 1106563815 1151729685 1241840565 1254105657 1422724905 1534038345 1549189341 1596652155 1612421559 1738576791 1829217735 1991814867 2073113433 2090176095 2235313017 2560904829 2581982235 2687369265 2897627985 2926246533 3319691445 3455189055 3725521695 3762316971 4268174715 4602115035 4647568023 4837264677 4877077555 5215730373 5487653205 5975444601 6219340299 6270528285 7682714487 7745946705 8062107795 8692883955 8778739599 9959074335 10365567165 11176565085 11286950913 12804524145 13942704069 14511794031 14631232665 15647191119 17926333803 18658020897 18811584855 23237840115 24186323385 26078651865 26336218797 29877223005 31096701495 33860852739 38413572435 41828112207 43535382093 43893697995 53779001409 56434754565 69713520345 72558970155 78235955595 79008656391 89631669015 93290104485 101582558217 125484336621 130606146279 131681093985 169304263695 209140561035 217676910465 237025969173 268895007045 304747674651 376453009863 395043281955 507912791085 627421683105 653030731395 711077907519 914243023953 1185129845865 1523738373255 1882265049315 2133233722557 3555389537595 4571215119765 6399701167671 10666168612785 31998505838355
• Sum of all divisors σ(n): 71290676059200
• Sum of proper divisors (its aliquot sum) s(n): 39292170220845
• 31998505838355 is an abundant number, because the sum of its proper divisors (39292170220845) is greater than itself. Its abundance is 7293664382490

Bases of 31998505838355

• Binary: 111010001101000111011100100101110011100010011₂
• Hexadecimal: 0x1D1A3B92E713
• Base-36: BCBWS766R

Squares and roots of 31998505838355

• 31998505838355 squared (31998505838355²) is 1023904375887239021389106025
• 31998505838355 cubed (31998505838355³) is 32763410149745050309060685863156606588875
• The square root of 31998505838355 is 5656722.1814717929
• The cube root of 31998505838355 is 31747.5268996383

Scales and comparisons

• 31,998,505,838,355 seconds is equal to 1,017,453 years, 26 weeks, 2 days, 19 hours, 59 minutes, 15 seconds.
• To count from 1 to 31,998,505,838,355 would take you about two million, five hundred forty-three thousand, six hundred thirty-three 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 31998505838355 cubic inches would be around 2645.6 feet tall.

Recreational maths with 31998505838355

• 31998505838355 backwards is 55383850589913
• The number of decimal digits it has is: 14
• The sum of 31998505838355's digits is 72
• More coming soon!