138456691632

Names of 138456691632

• Cardinal: 138456691632 can be written as One hundred thirty-eight billion, four hundred fifty-six million, six hundred ninety-one thousand, six hundred thirty-two.

Scientific notation

• Scientific notation: 1.38456691632 × 10¹¹

Factors of 138456691632

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 59

Divisors of 138456691632

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 36 42 47 48 49 54 56 63 72 81 84 94 98 108 112 126 141 144 147 162 168 188 189 196 216 243 252 282 294 324 329 336 343 376 378 392 423 432 441 486 504 564 567 588 648 658 686 752 756 784 846 882 972 987 1008 1029 1128 1134 1176 1269 1296 1316 1323 1372 1512 1692 1701 1764 1944 1974 2058 2209 2256 2268 2303 2352 2538 2632 2646 2744 2961 3024 3087 3384 3402 3528 3807 3888 3948 3969 4116 4418 4536 4606 5076 5264 5292 5488 5922 6174 6627 6768 6804 6909 7056 7614 7896 7938 8232 8836 8883 9072 9212 9261 10152 10584 11421 11844 11907 12348 13254 13608 13818 15228 15463 15792 15876 16121 16464 17672 17766 18424 18522 19881 20304 20727 21168 22842 23688 23814 24696 26508 26649 27216 27636 27783 30456 30926 31752 32242 35344 35532 36848 37044 39762 41454 45684 46389 47376 47628 48363 49392 53016 53298 55272 55566 59643 60912 61852 62181 63504 64484 71064 74088 79524 79947 82908 83349 91368 92778 95256 96726 103823 106032 106596 108241 110544 111132 119286 123704 124362 128968 139167 142128 145089 148176 159048 159894 165816 166698 178929 182736 185556 186543 190512 193452 207646 213192 216482 222264 238572 247408 248724 257936 278334 290178 311469 318096 319788 324723 331632 333396 357858 371112 373086 386904 415292 417501 426384 432964 435267 444528 477144 497448 536787 556668 559629 580356 622938 639576 649446 666792 715716 726761 742224 746172 757687 773808 830584 835002 865928 870534 934407 954288 974169 994896 1073574 1113336 1119258 1160712 1245876 1252503 1279152 1298892 1305801 1333584 1431432 1453522 1492344 1515374 1661168 1670004 1731856 1741068 1868814 1948338 2147148 2180283 2226672 2238516 2273061 2321424 2491752 2505006 2597784 2611602 2803221 2862864 2907044 2922507 2984688 3030748 3340008 3482136 3737628 3757509 3896676 3917403 4294296 4360566 4477032 4546122 4983504 5010012 5087327 5195568 5223204 5606442 5814088 5845014 6061496 6540849 6680016 6819183 6964272 7475256 7515018 7793352 7834806 8409663 8588592 8721132 8767521 8954064 9092244 10020024 10174654 10446408 11212884 11628176 11690028 12122992 13081698 13638366 14950512 15030036 15261981 15586704 15669612 16819326 17442264 17535042 18184488 19622547 20040048 20349308 20457549 20892816 22425768 23380056 25228989 26163396 26302563 27276732 30060072 30523962 31339224 33638652 34884528 35070084 35611289 36368976 39245094 40698616 40915098 44851536 45785943 46760112 50457978 52326792 52605126 54553464 58867641 60120144 61047924 61372647 62678448 67277304 70140168 71222578 78490188 81397232 81830196 91571886 100915956 104653584 105210252 106833867 109106928 117735282 122095848 122745294 134554608 137357829 140280336 142445156 156980376 163660392 176602923 183143772 184117941 201831912 210420504 213667734 235470564 244191696 245490588 274715658 284890312 313960752 320501601 327320784 353205846 366287544 368235882 403663824 412073487 420841008 427335468 470941128 490981176 549431316 569780624 641003202 706411692 732575088 736471764 824146974 854670936 941882256 961504803 981962352 1098862632 1236220461 1282006404 1412823384 1472943528 1648293948 1709341872 1923009606 2197725264 2472440922 2564012808 2825646768 2884514409 2945887056 3296587896 3846019212 4944881844 5128025616 5769028818 6593175792 7692038424 8653543227 9889763688 11538057636 15384076848 17307086454 19779527376 23076115272 34614172908 46152230544 69228345816 138456691632
• Sum of all divisors σ(n): 478802688000
• Sum of proper divisors (its aliquot sum) s(n): 340345996368
• 138456691632 is an abundant number, because the sum of its proper divisors (340345996368) is greater than itself. Its abundance is 201889304736

Bases of 138456691632

• Binary: 10000000111100101010010111001110110000₂
• Hexadecimal: 0x203CA973B0
• Base-36: 1RLTJF00

Squares and roots of 138456691632

• 138456691632 squared (138456691632²) is 19170255457678738823424
• 138456691632 cubed (138456691632³) is 2654250148410490167797483266387968
• The square root of 138456691632 is 372097.6909791299
• The cube root of 138456691632 is 5173.3435121685

Scales and comparisons

• 138,456,691,632 seconds is equal to 4,402 years, 25 weeks, 5 days, 7 minutes, 12 seconds.
• To count from 1 to 138,456,691,632 would take you about eight thousand, eight hundred 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 138456691632 cubic inches would be around 431.1 feet tall.

Recreational maths with 138456691632

• 138456691632 backwards is 236196654831
• 138456691632 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138456691632's digits is 54
• More coming soon!