138931080842925

Names of 138931080842925

• Cardinal: 138931080842925 can be written as One hundred thirty-eight trillion, nine hundred thirty-one billion, eighty million, eight hundred forty-two thousand, nine hundred twenty-five.

Scientific notation

• Scientific notation: 1.38931080842925 × 10¹⁴

Factors of 138931080842925

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 6744

Divisors of 138931080842925

• Number of divisors d(n): 336
• Complete list of divisors:
  1 3 5 7 9 15 21 25 27 35 45 63 75 81 105 135 175 189 225 243 315 405 419 443 525 567 675 729 945 1215 1257 1329 1575 1701 2025 2095 2215 2835 2933 3101 3645 3771 3987 4725 5103 5867 6075 6285 6645 8505 8799 9303 10475 11075 11313 11961 14175 14665 15505 17601 18225 18855 19935 25515 26397 27909 29335 31425 33225 33939 35883 41069 42525 43995 46515 52803 56565 59805 73325 77525 79191 83727 88005 94275 99675 101817 107649 123207 127575 131985 139545 146675 158409 169695 179415 185617 205345 219975 232575 237573 251181 264015 282825 299025 305451 322947 369621 395955 418635 440025 475227 509085 538245 556851 616035 659925 697725 712719 753543 792045 848475 897075 928085 1026725 1108863 1187865 1255905 1299319 1320075 1425681 1527255 1614735 1670553 1848105 1979775 2093175 2138157 2260629 2376135 2458273 2545425 2599081 2691225 2784255 3080175 3326589 3563595 3767715 3897957 3960225 4277043 4640425 5011659 5544315 5939325 6279525 6496595 7128405 7374819 7636275 7797243 8073675 8352765 9240525 9979767 10690785 11303145 11693871 11880675 12291365 12995405 13921275 15034977 16632945 17207911 17817975 18193567 18838575 19489785 21385215 22124457 23391729 25058295 27721575 29939301 32482975 35081613 35642025 36874095 38986215 41763825 45104931 49898835 51623733 53453925 54580701 56515725 58469355 61456825 64977025 66373371 70175187 75174885 83164725 86039555 90967835 97448925 105244839 106926075 110622285 116958645 125291475 135314793 149696505 154871199 163742103 175408065 184370475 194931075 199120113 210525561 225524655 249494175 258118665 272903505 292346775 315734517 331866855 350875935 375874425 430197775 454839175 464613597 491226309 526224195 553111425 584793225 597360339 631576683 676573965 748482525 774355995 818710515 877040325 947203551 995600565 1052627805 1089014939 1127623275 1290593325 1364517525 1393840791 1473678927 1578672585 1659334275 1754379675 1792081017 1894730049 2323067985 2456131545 2631120975 2986801695 3157883415 3267044817 3382869825 3871779975 4093552575 4181522373 4421036781 4736017755 4978002825 5263139025 5445074695 6969203955 7368394635 7623104573 7893362925 8960405085 9473650245 9801134451 11615339925 12280657725 12544567119 13263110343 14934008475 15789417075 16335224085 20907611865 22105183905 22869313719 23680088775 27225373475 29403403353 34846019775 36841973175 38115522865 44802025425 47368251225 49005672255 62722835595 66315551715 68607941157 81676120425 88210210059 104538059325 110525919525 114346568595 147017016765 190577614325 205823823471 245028361275 264630630177 313614177975 331577758575 343039705785 441051050295 571732842975 617471470413 735085083825 793891890531 1029119117355 1323153150885 1715198528925 1852414411239 2205255251475 3087357352065 3969459452655 5145595586775 5557243233717 6615765754425 9262072056195 15436786760325 19847297263275 27786216168585 46310360280975 138931080842925
• Sum of all divisors σ(n): 296615750376960
• Sum of proper divisors (its aliquot sum) s(n): 157684669534035
• 138931080842925 is an abundant number, because the sum of its proper divisors (157684669534035) is greater than itself. Its abundance is 18753588691110

Bases of 138931080842925

• Binary: 11111100101101101101001101110001100111010101101₂
• Hexadecimal: 0x7E5B69B8CEAD
• Base-36: 1D8W22FTT9

Squares and roots of 138931080842925

• 138931080842925 squared (138931080842925²) is 19301845224183361928522555625
• 138931080842925 cubed (138931080842925³) is 2681626219258644476355281810941200200203125
• The square root of 138931080842925 is 11786902.9368585621
• The cube root of 138931080842925 is 51792.4519100849

Scales and comparisons

• 138,931,080,842,925 seconds is equal to 4,417,578 years, 32 weeks, 4 days, 20 hours, 48 minutes, 45 seconds.
• To count from 1 to 138,931,080,842,925 would take you about eleven million, forty-three thousand, nine hundred forty-six 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 138931080842925 cubic inches would be around 4316 feet tall.

Recreational maths with 138931080842925

• 138931080842925 backwards is 529248080139831
• 138931080842925 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138931080842925's digits is 63
• More coming soon!