138661544000

Names of 138661544000

• Cardinal: 138661544000 can be written as One hundred thirty-eight billion, six hundred sixty-one million, five hundred forty-four thousand.

Scientific notation

• Scientific notation: 1.38661544 × 10¹¹

Factors of 138661544000

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 33

Divisors of 138661544000

• Number of divisors d(n): 336
• Complete list of divisors:
  1 2 4 5 7 8 10 14 16 19 20 25 28 32 35 38 40 50 56 64 70 76 80 95 100 112 125 133 140 152 160 175 190 200 224 250 266 280 304 320 350 361 380 400 448 475 500 532 560 608 665 700 722 760 800 875 950 1000 1064 1120 1216 1330 1400 1444 1520 1600 1750 1805 1900 2000 2128 2240 2375 2527 2660 2800 2888 3040 3325 3500 3610 3800 4000 4256 4750 5054 5320 5600 5776 6080 6650 6859 7000 7220 7600 8000 8512 9025 9500 10108 10640 11200 11552 12635 13300 13718 14000 14440 15200 16625 18050 19000 20216 21280 23104 25270 26600 27436 28000 28880 30400 33250 34295 36100 38000 40432 42560 45125 48013 50540 53200 54872 56000 57760 63175 66500 68590 72200 76000 80864 90250 96026 101080 106400 109744 115520 126350 130321 133000 137180 144400 152000 161728 171475 180500 192052 202160 212800 219488 240065 252700 260642 266000 274360 288800 315875 342950 361000 384104 404320 438976 480130 505400 521284 532000 548720 577600 631750 651605 685900 722000 768208 808640 857375 912247 960260 1010800 1042568 1064000 1097440 1200325 1263500 1303210 1371800 1444000 1536416 1714750 1824494 1920520 2021600 2085136 2194880 2400650 2476099 2527000 2606420 2743600 2888000 3072832 3258025 3429500 3648988 3841040 4043200 4170272 4561235 4801300 4952198 5054000 5212840 5487200 6001625 6516050 6859000 7297976 7682080 8340544 9122470 9602600 9904396 10108000 10425680 10974400 12003250 12380495 13032100 13718000 14595952 15364160 16290125 17332693 18244940 19205200 19808792 20216000 20851360 22806175 24006500 24760990 26064200 27436000 29191904 32580250 34665386 36489880 38410400 39617584 41702720 45612350 48013000 49521980 52128400 54872000 58383808 61902475 65160500 69330772 72979760 76820800 79235168 86663465 91224700 96026000 99043960 104256800 114030875 123804950 130321000 138661544 145959520 158470336 173326930 182449400 192052000 198087920 208513600 228061750 247609900 260642000 277323088 291919040 309512375 346653860 364898800 384104000 396175840 433317325 456123500 495219800 521284000 554646176 619024750 693307720 729797600 792351680 866634650 912247000 990439600 1042568000 1109292352 1238049500 1386615440 1459595200 1733269300 1824494000 1980879200 2166586625 2476099000 2773230880 3466538600 3648988000 3961758400 4333173250 4952198000 5546461760 6933077200 7297976000 8666346500 9904396000 13866154400 17332693000 19808792000 27732308800 34665386000 69330772000 138661544000
• Sum of all divisors σ(n): 414254655360
• Sum of proper divisors (its aliquot sum) s(n): 275593111360
• 138661544000 is an abundant number, because the sum of its proper divisors (275593111360) is greater than itself. Its abundance is 136931567360

Bases of 138661544000

• Binary: 10000001001000110111110100000001000000₂
• Hexadecimal: 0x2048DF4040
• Base-36: 1RP7I43K

Squares and roots of 138661544000

• 138661544000 squared (138661544000²) is 19227023784463936000000
• 138661544000 cubed (138661544000³) is 2666048804478492578077184000000000
• The square root of 138661544000 is 372372.8561536139
• The cube root of 138661544000 is 5175.8936463825

Scales and comparisons

• 138,661,544,000 seconds is equal to 4,409 years, 2 days, 23 hours, 33 minutes, 20 seconds.
• To count from 1 to 138,661,544,000 would take you about eight thousand, eight hundred eighteen 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 138661544000 cubic inches would be around 431.3 feet tall.

Recreational maths with 138661544000

• 138661544000 backwards is 000445166831
• 138661544000 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138661544000's digits is 38
• More coming soon!