138200991040

Names of 138200991040

• Cardinal: 138200991040 can be written as One hundred thirty-eight billion, two hundred million, nine hundred ninety-one thousand and forty.

Scientific notation

• Scientific notation: 1.3820099104 × 10¹¹

Factors of 138200991040

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 4335

Divisors of 138200991040

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 20 28 32 35 37 40 56 64 70 74 80 112 140 148 160 185 224 259 280 296 320 370 433 448 518 560 592 740 866 1036 1120 1184 1295 1480 1732 2072 2165 2240 2368 2590 2960 3031 3464 3851 4144 4330 5180 5920 6062 6928 7702 8288 8660 10360 11840 12124 13856 15155 15404 16021 16576 17320 19255 20720 24248 26957 27712 30310 30808 32042 34640 38510 41440 48496 53914 60620 61616 64084 69280 77020 80105 82880 96992 107828 112147 121240 123232 128168 134785 138560 142487 154040 160210 193984 215656 224294 242480 246464 256336 269570 284974 308080 320420 431312 448588 484960 512672 539140 560735 569948 616160 640840 712435 862624 897176 969920 997409 1025344 1078280 1121470 1139896 1232320 1281680 1424870 1667483 1725248 1794352 1994818 2156560 2242940 2279792 2563360 2849740 3334966 3588704 3989636 4313120 4485880 4559584 4987045 5126720 5699480 6669932 7177408 7979272 8337415 8626240 8971760 9119168 9974090 11398960 11672381 13339864 15958544 16674830 17943520 19948180 22797920 23344762 26679728 31917088 33349660 35887040 39896360 45595840 46689524 53359456 58361905 61696871 63834176 66699320 79792720 93379048 106718912 116723810 123393742 133398640 159585440 186758096 233447620 246787484 266797280 308484355 319170880 373516192 431878097 466895240 493574968 533594560 616968710 747032384 863756194 933790480 987149936 1233937420 1727512388 1867580960 1974299872 2159390485 2467874840 3455024776 3735161920 3948599744 4318780970 4935749680 6910049552 8637561940 9871499360 13820099104 17275123880 19742998720 27640198208 34550247760 69100495520 138200991040
• Sum of all divisors σ(n): 387261713664
• Sum of proper divisors (its aliquot sum) s(n): 249060722624
• 138200991040 is an abundant number, because the sum of its proper divisors (249060722624) is greater than itself. Its abundance is 110859731584

Bases of 138200991040

• Binary: 10000000101101011010111100010101000000₂
• Hexadecimal: 0x202D6BC540
• Base-36: 1RHLAV5S

Squares and roots of 138200991040

• 138200991040 squared (138200991040²) is 19099513924438160281600
• 138200991040 cubed (138200991040³) is 2639571752739633426111485476864000
• The square root of 138200991040 is 371753.9388358919
• The cube root of 138200991040 is 5170.1568546705

Scales and comparisons

• 138,200,991,040 seconds is equal to 4,394 years, 18 weeks, 6 days, 12 hours, 10 minutes, 40 seconds.
• To count from 1 to 138,200,991,040 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 138200991040 cubic inches would be around 430.8 feet tall.

Recreational maths with 138200991040

• 138200991040 backwards is 040199002831
• 138200991040 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138200991040's digits is 37
• More coming soon!