138891007184832

Names of 138891007184832

• Cardinal: 138891007184832 can be written as One hundred thirty-eight trillion, eight hundred ninety-one billion, seven million, one hundred eighty-four thousand, eight hundred thirty-two.

Scientific notation

• Scientific notation: 1.38891007184832 × 10¹⁴

Factors of 138891007184832

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 604336424

Divisors of 138891007184832

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 27 28 32 36 38 42 48 54 56 57 63 64 72 76 84 96 108 112 114 126 133 144 152 168 171 189 192 216 224 228 252 266 288 304 336 342 378 399 432 448 456 504 513 532 576 608 672 684 756 798 864 912 1008 1026 1064 1197 1216 1344 1368 1512 1596 1728 1824 2016 2052 2128 2394 2736 3024 3192 3591 3648 4032 4104 4256 4788 5472 6048 6384 7182 8208 8512 9576 10944 12096 12768 14364 16416 19152 25536 28728 32832 38304 57456 76608 114912 229824 604336393 1208672786 1813009179 2417345572 3626018358 4230354751 4834691144 5439027537 7252036716 8460709502 9669382288 10878055074 11482391467 12691064253 14504073432 16317082611 16921419004 19338764576 21756110148 22964782934 25382128506 29008146864 32634165222 33842838008 34447174401 38073192759 38677529152 43512220296 45929565868 50764257012 58016293728 65268330444 67685676016 68894348802 76146385518 80376740269 87024440592 91859131736 101528514024 103341523203 114219578277 116032587456 130536660888 135371352032 137788697604 152292771036 160753480538 174048881184 183718263472 203057028048 206683046406 228439156554 241130220807 261073321776 270742704064 275577395208 304585542072 310024569609 321506961076 348097762368 367436526944 406114056096 413366092812 456878313108 482260441614 522146643552 551154790416 609171084144 620049139218 643013922152 723390662421 734873053888 812228112192 826732185624 913756626216 964520883228 1044293287104 1102309580832 1218342168288 1240098278436 1286027844304 1446781324842 1653464371248 1827513252432 1929041766456 2170171987263 2204619161664 2436684336576 2480196556872 2572055688608 2893562649684 3306928742496 3655026504864 3858083532912 4340343974526 4960393113744 5144111377216 5787125299368 6613857484992 7310053009728 7716167065824 8680687949052 9920786227488 11574250598736 15432334131648 17361375898104 19841572454976 23148501197472 34722751796208 46297002394944 69445503592416 138891007184832
• Sum of all divisors σ(n): 491204621043200
• Sum of proper divisors (its aliquot sum) s(n): 352313613858368
• 138891007184832 is an abundant number, because the sum of its proper divisors (352313613858368) is greater than itself. Its abundance is 213422606673536

Bases of 138891007184832

• Binary: 11111100101001000010101001001010100111111000000₂
• Hexadecimal: 0x7E5215254FC0
• Base-36: 1D8DNBM9C0

Squares and roots of 138891007184832

• 138891007184832 squared (138891007184832²) is 19290711876817054245810868224
• 138891007184832 cubed (138891007184832³) is 2679306401883521476590146789537375963578368
• The square root of 138891007184832 is 11785202.8911186763
• The cube root of 138891007184832 is 51787.4717127463

Scales and comparisons

• 138,891,007,184,832 seconds is equal to 4,416,304 years, 21 weeks, 2 days, 9 hours, 7 minutes, 12 seconds.
• To count from 1 to 138,891,007,184,832 would take you about eleven million, forty thousand, seven hundred sixty-one 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 138891007184832 cubic inches would be around 4315.6 feet tall.

Recreational maths with 138891007184832

• 138891007184832 backwards is 238481700198831
• 138891007184832 is a Harshad number.
• The number of decimal digits it has is: 15
• The sum of 138891007184832's digits is 63
• More coming soon!