138697597944

Names of 138697597944

• Cardinal: 138697597944 can be written as One hundred thirty-eight billion, six hundred ninety-seven million, five hundred ninety-seven thousand, nine hundred forty-four.

Scientific notation

• Scientific notation: 1.38697597944 × 10¹¹

Factors of 138697597944

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 142

Divisors of 138697597944

• Number of divisors d(n): 416
• Complete list of divisors:
  1 2 3 4 6 8 9 12 17 18 19 24 27 34 36 38 51 54 57 68 72 76 81 101 102 108 114 136 152 153 162 171 202 204 216 228 243 303 306 323 324 342 404 408 456 459 486 513 606 612 646 648 684 729 808 909 918 969 972 1026 1212 1224 1292 1368 1377 1458 1539 1717 1818 1836 1919 1938 1944 2052 2187 2424 2584 2727 2754 2907 2916 3078 3434 3636 3672 3838 3876 4104 4131 4374 4617 5151 5454 5508 5757 5814 5832 6156 6561 6868 7272 7676 7752 8181 8262 8721 8748 9234 10302 10908 11016 11514 11628 12312 12393 13122 13736 13851 15352 15453 16362 16524 17271 17442 17496 18468 19683 20604 21816 23028 23256 24543 24786 26163 26244 27702 30906 32623 32724 33048 34542 34884 36936 37179 39366 41208 41553 46056 46359 49086 49572 51813 52326 52488 55404 59049 61812 65246 65448 69084 69768 73629 74358 78489 78732 83106 92718 97869 98172 99144 103626 104652 110808 111537 118098 123624 124659 130492 138168 139077 147258 148716 155439 156978 157464 166212 177147 185436 195738 196344 207252 209304 220887 223074 235467 236196 249318 260984 278154 293607 294516 297432 310878 313956 332424 334611 354294 370872 373977 391476 414504 417231 441774 446148 466317 470934 472392 498636 531441 556308 587214 589032 621756 627912 662661 669222 706401 708588 747954 782952 834462 880821 883548 892296 932634 941868 997272 1003833 1062882 1112616 1121931 1174428 1243512 1251693 1325322 1338444 1398951 1412802 1417176 1495908 1668924 1761642 1767096 1865268 1883736 1987983 2007666 2119203 2125764 2243862 2348856 2503386 2642463 2650644 2676888 2797902 2825604 2991816 3011499 3337848 3365793 3523284 3730536 3755079 3975966 4015332 4196853 4238406 4251528 4487724 5006772 5284926 5301288 5595804 5651208 5963949 6022998 6357609 6731586 7046568 7510158 7927389 7951932 8030664 8393706 8476812 8975448 9034497 10013544 10097379 10569852 11191608 11265237 11927898 12045996 12590559 12715218 13463172 15020316 15854778 15903864 16787412 16953624 17891847 18068994 19072827 20194758 21139704 22530474 23782167 23855796 24091992 25181118 25430436 26926344 30040632 31709556 33574824 33795711 35783694 36137988 37771677 38145654 40389516 45060948 47564334 47711592 50362236 50860872 53675541 57218481 63419112 67591422 71346501 71567388 72275976 75543354 76291308 80779032 90121896 95128668 100724472 101387133 107351082 113315031 114436962 135182844 142693002 143134776 151086708 152582616 171655443 190257336 202774266 214039503 214702164 226630062 228873924 270365688 285386004 302173416 304161399 339945093 343310886 405548532 428079006 429404328 453260124 457747848 570772008 608322798 642118509 679890186 686621772 811097064 856158012 906520248 912484197 1019835279 1216645596 1284237018 1359780372 1373243544 1712316024 1824968394 1926355527 2039670558 2433291192 2568474036 2719560744 3649936788 3852711054 4079341116 5136948072 5779066581 7299873576 7705422108 8158682232 11558133162 15410844216 17337199743 23116266324 34674399486 46232532648 69348798972 138697597944
• Sum of all divisors σ(n): 439076278800
• Sum of proper divisors (its aliquot sum) s(n): 300378680856
• 138697597944 is an abundant number, because the sum of its proper divisors (300378680856) is greater than itself. Its abundance is 161681082912

Bases of 138697597944

• Binary: 10000001001011000001010110001111111000₂
• Hexadecimal: 0x204B0563F8
• Base-36: 1RPSYVI0

Squares and roots of 138697597944

• 138697597944 squared (138697597944²) is 19237023675435473027136
• 138697597944 cubed (138697597944³) is 2668128975374758387033165529808384
• The square root of 138697597944 is 372421.2640867865
• The cube root of 138697597944 is 5176.3422091271

Scales and comparisons

• 138,697,597,944 seconds is equal to 4,410 years, 8 weeks, 6 hours, 32 minutes, 24 seconds.
• To count from 1 to 138,697,597,944 would take you about eight thousand, eight hundred twenty 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 138697597944 cubic inches would be around 431.4 feet tall.

Recreational maths with 138697597944

• 138697597944 backwards is 449795796831
• 138697597944 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138697597944's digits is 72
• More coming soon!