138797138340

Names of 138797138340

• Cardinal: 138797138340 can be written as One hundred thirty-eight billion, seven hundred ninety-seven million, one hundred thirty-eight thousand, three hundred forty.

Scientific notation

• Scientific notation: 1.3879713834 × 10¹¹

Factors of 138797138340

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 148

Divisors of 138797138340

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 49 60 63 70 84 90 98 105 126 131 140 147 180 196 210 245 252 262 294 315 343 393 420 441 490 524 588 630 655 686 735 786 882 917 980 1029 1179 1260 1310 1372 1470 1572 1715 1764 1834 1965 2058 2205 2358 2620 2751 2940 3087 3430 3668 3930 4116 4410 4585 4716 5145 5502 5895 6174 6419 6860 7860 8253 8820 9170 10290 11004 11790 12348 12838 13755 15435 16506 17161 18340 19257 20580 23580 25676 27510 30870 32095 33012 34322 38514 41265 44933 51483 55020 57771 61740 64190 68644 77028 82530 85805 89866 96285 102966 115542 120127 128380 134799 154449 165060 171610 179732 192570 205932 224665 231084 240254 257415 269598 288855 308898 343220 360381 385140 404397 449330 480508 514830 539196 577710 600635 617796 673995 720762 772245 808794 840889 898660 1029660 1081143 1155420 1201270 1347990 1441524 1544490 1617588 1681778 1801905 2021985 2162286 2248091 2402540 2522667 2695980 3088980 3363556 3603810 4043970 4204445 4324572 4496182 5045334 5405715 5886223 6744273 7207620 7568001 8087940 8408890 8992364 10090668 10811430 11240455 11772446 12613335 13488546 15136002 15736637 16817780 17658669 20232819 21622860 22480910 23544892 25226670 26977092 29431115 30272004 31473274 33721365 35317338 37840005 40465638 44961820 47209911 50453340 52976007 58862230 62946548 67442730 70634676 75680010 78683185 80931276 88293345 94419822 101164095 105952014 110156459 117724460 134885460 141629733 151360020 157366370 176586690 188839644 202328190 211904028 220312918 236049555 264880035 283259466 314732740 330469377 353173380 404656380 440625836 472099110 529760070 550782295 566518932 660938754 708148665 771095213 944198220 991408131 1059520140 1101564590 1321877508 1416297330 1542190426 1652346885 1982816262 2203129180 2313285639 2832594660 3084380852 3304693770 3855476065 3965632524 4626571278 4957040655 6609387540 6939856917 7710952130 9253142556 9914081310 11566428195 13879713834 15421904260 19828162620 23132856390 27759427668 34699284585 46265712780 69398569170 138797138340
• Sum of all divisors σ(n): 494759865600
• Sum of proper divisors (its aliquot sum) s(n): 355962727260
• 138797138340 is an abundant number, because the sum of its proper divisors (355962727260) is greater than itself. Its abundance is 217165588920

Bases of 138797138340

• Binary: 10000001010000111101000100000110100100₂
• Hexadecimal: 0x2050F441A4
• Base-36: 1RRG8DD0

Squares and roots of 138797138340

• 138797138340 squared (138797138340²) is 19264645611373097955600
• 138797138340 cubed (138797138340³) is 2673877681992825754297784377704000
• The square root of 138797138340 is 372554.8796352023
• The cube root of 138797138340 is 5177.5802309035

Scales and comparisons

• 138,797,138,340 seconds is equal to 4,413 years, 16 weeks, 4 days, 8 hours, 39 minutes.
• To count from 1 to 138,797,138,340 would take you about eight thousand, eight hundred twenty-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 138797138340 cubic inches would be around 431.5 feet tall.

Recreational maths with 138797138340

• 138797138340 backwards is 043831797831
• The number of decimal digits it has is: 12
• The sum of 138797138340's digits is 54
• More coming soon!