138228868200

Names of 138228868200

• Cardinal: 138228868200 can be written as One hundred thirty-eight billion, two hundred twenty-eight million, eight hundred sixty-eight thousand, two hundred.

Scientific notation

• Scientific notation: 1.382288682 × 10¹¹

Factors of 138228868200

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 2843

Divisors of 138228868200

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 20 24 25 30 40 50 60 75 100 120 131 150 200 262 300 393 524 600 655 786 1048 1093 1310 1572 1609 1965 2186 2620 3144 3218 3275 3279 3930 4372 4827 5240 5465 6436 6550 6558 7860 8045 8744 9654 9825 10930 12872 13100 13116 15720 16090 16395 19308 19650 21860 24135 26200 26232 27325 32180 32790 38616 39300 40225 43720 48270 54650 64360 65580 78600 80450 81975 96540 109300 120675 131160 143183 160900 163950 193080 210779 218600 241350 286366 321800 327900 421558 429549 482700 572732 632337 655800 715915 843116 859098 965400 1053895 1145464 1264674 1431830 1686232 1718196 1758637 2107790 2147745 2529348 2863660 3161685 3436392 3517274 3579575 4215580 4295490 5058696 5269475 5275911 5727320 6323370 7034548 7159150 8431160 8590980 8793185 10538950 10551822 10738725 12646740 14069096 14318300 15808425 17181960 17586370 21077900 21103644 21477450 25293480 26379555 28636600 31616850 35172740 42155800 42207288 42954900 43965925 52759110 63233700 70345480 85909800 87931850 105518220 126467400 131897775 175863700 211036440 230381447 263795550 351727400 460762894 527591100 691144341 921525788 1055182200 1151907235 1382288682 1843051576 2303814470 2764577364 3455721705 4607628940 5529154728 5759536175 6911443410 9215257880 11519072350 13822886820 17278608525 23038144700 27645773640 34557217050 46076289400 69114434100 138228868200
• Sum of all divisors σ(n): 432444196800
• Sum of proper divisors (its aliquot sum) s(n): 294215328600
• 138228868200 is an abundant number, because the sum of its proper divisors (294215328600) is greater than itself. Its abundance is 155986460400

Bases of 138228868200

• Binary: 10000000101111000101010010010001101000₂
• Hexadecimal: 0x202F152468
• Base-36: 1RI1WDBC

Squares and roots of 138228868200

• 138228868200 squared (138228868200²) is 19107220003852971240000
• 138228868200 cubed (138228868200³) is 2641169395580995853712350568000000
• The square root of 138228868200 is 371791.4310470321
• The cube root of 138228868200 is 5170.5044633691

Scales and comparisons

• 138,228,868,200 seconds is equal to 4,395 years, 13 weeks, 3 hours, 50 minutes.
• To count from 1 to 138,228,868,200 would take you about eight thousand, seven hundred ninety 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 138228868200 cubic inches would be around 430.9 feet tall.

Recreational maths with 138228868200

• 138228868200 backwards is 002868822831
• The number of decimal digits it has is: 12
• The sum of 138228868200's digits is 48
• More coming soon!