138955023168

Names of 138955023168

• Cardinal: 138955023168 can be written as One hundred thirty-eight billion, nine hundred fifty-five million, twenty-three thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 1.38955023168 × 10¹¹

Factors of 138955023168

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1171

Divisors of 138955023168

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 3 4 6 8 12 13 16 19 24 26 32 38 39 48 52 57 64 76 78 96 104 114 152 156 169 192 208 228 247 257 304 312 338 416 456 494 507 514 608 624 676 741 771 832 877 912 988 1014 1028 1216 1248 1352 1482 1542 1754 1824 1976 2028 2056 2496 2631 2704 2964 3084 3211 3341 3508 3648 3952 4056 4112 4883 5262 5408 5928 6168 6422 6682 7016 7904 8112 8224 9633 9766 10023 10524 10816 11401 11856 12336 12844 13364 14032 14649 15808 16224 16448 16663 19266 19532 20046 21048 22802 23712 24672 25688 26728 28064 29298 32448 33326 34203 38532 39064 40092 42096 43433 45604 47424 49344 49989 51376 53456 56128 58596 63479 66652 68406 77064 78128 80184 84192 86866 91208 99978 102752 106912 117192 126958 130299 133304 136812 148213 154128 156256 160368 168384 173732 182416 190437 199956 205504 213824 216619 225389 234384 253916 260598 266608 273624 296426 308256 312512 320736 347464 364832 380874 399912 433238 444639 450778 468768 507832 521196 533216 547248 592852 616512 641472 649857 676167 694928 729664 761748 799824 825227 866476 889278 901556 937536 1015664 1042392 1066432 1094496 1185704 1299714 1352334 1389856 1523496 1599648 1650454 1732952 1778556 1803112 2031328 2084784 2188992 2371408 2475681 2599428 2704668 2779712 2816047 2930057 3046992 3199296 3300908 3465904 3557112 3606224 4062656 4169568 4282391 4742816 4951362 5198856 5409336 5632094 5860114 6093984 6601816 6931808 7114224 7212448 8339136 8448141 8564782 8790171 9485632 9902724 10397712 10818672 11264188 11720228 12187968 12847173 13203632 13863616 14228448 14424896 16896282 17129564 17580342 19805448 20795424 21637344 22528376 23440456 25694346 26407264 28456896 33792564 34259128 35160684 38090741 39610896 41590848 43274688 45056752 46880912 51388692 52814528 55671083 67585128 68518256 70321368 76181482 79221792 90113504 93761824 102777384 111342166 114272223 135170256 137036512 140642736 152362964 158443584 167013249 180227008 187523648 205554768 222684332 228544446 270340512 274073024 281285472 304725928 334026498 411109536 445368664 457088892 540681024 562570944 609451856 668052996 723724079 822219072 890737328 914177784 1218903712 1336105992 1447448158 1781474656 1828355568 2171172237 2437807424 2672211984 2894896316 3562949312 3656711136 4342344474 5344423968 5789792632 7313422272 8684688948 10688847936 11579585264 17369377896 23159170528 34738755792 46318341056 69477511584 138955023168
• Sum of all divisors σ(n): 421171542720
• Sum of proper divisors (its aliquot sum) s(n): 282216519552
• 138955023168 is an abundant number, because the sum of its proper divisors (282216519552) is greater than itself. Its abundance is 143261496384

Bases of 138955023168

• Binary: 10000001011010010111010110001101000000₂
• Hexadecimal: 0x205A5D6340
• Base-36: 1RU28E2O

Squares and roots of 138955023168

• 138955023168 squared (138955023168²) is 19308498463619416756224
• 138955023168 cubed (138955023168³) is 2683012851351528460495753328197632
• The square root of 138955023168 is 372766.7141363349
• The cube root of 138955023168 is 5179.5426911519

Scales and comparisons

• 138,955,023,168 seconds is equal to 4,418 years, 17 weeks, 4 days, 17 hours, 32 minutes, 48 seconds.
• To count from 1 to 138,955,023,168 would take you about eight thousand, eight hundred thirty-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 138955023168 cubic inches would be around 431.6 feet tall.

Recreational maths with 138955023168

• 138955023168 backwards is 861320559831
• The number of decimal digits it has is: 12
• The sum of 138955023168's digits is 51
• More coming soon!