138191374560

Names of 138191374560

• Cardinal: 138191374560 can be written as One hundred thirty-eight billion, one hundred ninety-one million, three hundred seventy-four thousand, five hundred sixty.

Scientific notation

• Scientific notation: 1.3819137456 × 10¹¹

Factors of 138191374560

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 182673

Divisors of 138191374560

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 19 20 24 30 32 38 40 48 57 60 76 80 83 95 96 114 120 152 160 166 190 228 240 249 285 304 332 380 415 456 480 498 570 608 664 760 830 912 996 1140 1245 1328 1520 1577 1660 1824 1992 2280 2490 2656 3040 3154 3320 3984 4560 4731 4980 6308 6640 7885 7968 9120 9462 9960 12616 13280 15770 18924 19920 23655 25232 31540 37848 39840 47310 50464 63080 75696 94620 126160 151392 182561 189240 252320 365122 378480 547683 730244 756960 912805 1095366 1460488 1825610 2190732 2738415 2920976 3468659 3651220 4381464 5476830 5841952 6937318 7302440 8762928 10405977 10953660 13874636 14604880 15152563 17343295 17525856 20811954 21907320 27749272 29209760 30305126 34686590 41623908 43814640 45457689 52029885 55498544 60610252 69373180 75762815 83247816 87629280 90915378 104059770 110997088 121220504 138746360 151525630 166495632 181830756 208119540 227288445 242441008 277492720 287898697 303051260 332991264 363661512 416239080 454576890 484882016 554985440 575797394 606102520 727323024 832478160 863696091 909153780 1151594788 1212205040 1439493485 1454646048 1664956320 1727392182 1818307560 2303189576 2424410080 2878986970 3454784364 3636615120 4318480455 4606379152 5757973940 6909568728 7273230240 8636960910 9212758304 11515947880 13819137456 17273921820 23031895760 27638274912 34547843640 46063791520 69095687280 138191374560
• Sum of all divisors σ(n): 463736689920
• Sum of proper divisors (its aliquot sum) s(n): 325545315360
• 138191374560 is an abundant number, because the sum of its proper divisors (325545315360) is greater than itself. Its abundance is 187353940800

Bases of 138191374560

• Binary: 10000000101100110110010000100011100000₂
• Hexadecimal: 0x202CD908E0
• Base-36: 1RHFKR1C

Squares and roots of 138191374560

• 138191374560 squared (138191374560²) is 19096856002782215193600
• 138191374560 cubed (138191374560³) is 2639020780798861501925300514816000
• The square root of 138191374560 is 371741.0046793331
• The cube root of 138191374560 is 5170.0369330431

Scales and comparisons

• 138,191,374,560 seconds is equal to 4,394 years, 3 weeks, 4 hours, 56 minutes.
• To count from 1 to 138,191,374,560 would take you about eight thousand, seven hundred eighty-eight 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 138191374560 cubic inches would be around 430.8 feet tall.

Recreational maths with 138191374560

• 138191374560 backwards is 065473191831
• 138191374560 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138191374560's digits is 48
• More coming soon!