138870022450

Names of 138870022450

• Cardinal: 138870022450 can be written as One hundred thirty-eight billion, eight hundred seventy million, twenty-two thousand, four hundred fifty.

Scientific notation

• Scientific notation: 1.3887002245 × 10¹¹

Factors of 138870022450

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1144

Divisors of 138870022450

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 5 10 17 19 25 34 37 38 50 74 85 95 170 185 190 307 323 370 425 475 614 629 646 703 757 850 925 950 1258 1406 1514 1535 1615 1850 3070 3145 3230 3515 3785 5219 5833 6290 7030 7570 7675 8075 10438 11359 11666 11951 12869 14383 15350 15725 16150 17575 18925 22718 23902 25738 26095 28009 28766 29165 31450 35150 37850 52190 56018 56795 58330 59755 64345 71915 99161 113590 119510 128690 130475 140045 143830 145825 193103 198322 215821 232399 244511 260950 280090 283975 291650 298775 321725 359575 386206 431642 464798 476153 489022 495805 532171 567950 597550 643450 700225 719150 952306 965515 991610 1064342 1079105 1161995 1222555 1400450 1931030 2158210 2323990 2380765 2445110 2479025 2660855 3668957 3950783 4415581 4761530 4827575 4958050 5321710 5395525 5809975 6112775 7337914 7901566 8598763 8831162 9046907 9655150 10791050 11619950 11903825 12225550 13304275 17197526 18093814 18344785 19753915 22077905 23807650 26608550 36689570 39507830 42993815 44155810 45234535 75064877 85987630 90469070 91723925 98769575 110389525 146178971 150129754 163376497 183447850 197539150 214969075 220779050 226172675 292357942 326752994 375324385 429938150 452345350 730894855 750648770 816882485 1461789710 1633764970 1876621925 2777400449 3654474275 3753243850 4084412425 5554800898 7308948550 8168824850 13887002245 27774004490 69435011225 138870022450
• Sum of all divisors σ(n): 297022239360
• Sum of proper divisors (its aliquot sum) s(n): 158152216910
• 138870022450 is an abundant number, because the sum of its proper divisors (158152216910) is greater than itself. Its abundance is 19282194460

Bases of 138870022450

• Binary: 10000001010101010011000110000100110010₂
• Hexadecimal: 0x20554C6132
• Base-36: 1RSNMJ3M

Squares and roots of 138870022450

• 138870022450 squared (138870022450²) is 19284883135263504002500
• 138870022450 cubed (138870022450³) is 2678092153939669187492839856125000
• The square root of 138870022450 is 372652.6834064127
• The cube root of 138870022450 is 5178.4863429893

Scales and comparisons

• 138,870,022,450 seconds is equal to 4,415 years, 33 weeks, 22 hours, 14 minutes, 10 seconds.
• To count from 1 to 138,870,022,450 would take you about eight thousand, eight hundred thirty-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 138870022450 cubic inches would be around 431.5 feet tall.

Recreational maths with 138870022450

• 138870022450 backwards is 054220078831
• The number of decimal digits it has is: 12
• The sum of 138870022450's digits is 40
• More coming soon!