138418970550

Names of 138418970550

• Cardinal: 138418970550 can be written as One hundred thirty-eight billion, four hundred eighteen million, nine hundred seventy thousand, five hundred fifty.

Scientific notation

• Scientific notation: 1.3841897055 × 10¹¹

Factors of 138418970550

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 503

Divisors of 138418970550

• Number of divisors d(n): 360
• Complete list of divisors:
  1 2 3 5 6 7 10 14 15 21 25 29 30 35 42 49 50 58 70 75 87 98 105 145 147 150 174 175 203 210 245 290 294 343 350 406 435 457 490 525 609 686 725 735 841 870 914 1015 1029 1050 1218 1225 1371 1421 1450 1470 1682 1715 2030 2058 2175 2285 2401 2450 2523 2742 2842 3045 3199 3430 3675 4205 4263 4350 4570 4802 5046 5075 5145 5887 6090 6398 6855 7105 7203 7350 8410 8526 8575 9597 9947 10150 10290 11425 11774 12005 12615 13253 13710 14210 14406 15225 15995 17150 17661 19194 19894 21025 21315 22393 22850 24010 25230 25725 26506 29435 29841 30450 31990 34275 35322 35525 36015 39759 41209 42050 42630 44786 47985 49735 51450 58870 59682 60025 63075 66265 67179 68550 69629 71050 72030 79518 79975 82418 88305 92771 95970 99470 106575 111965 120050 123627 126150 132530 134358 139258 147175 149205 156751 159950 176610 180075 185542 198795 206045 208887 213150 223930 239925 247254 248675 278313 288463 294350 298410 313502 331325 335895 348145 360150 384337 397590 412090 417774 441525 463855 470253 479850 497350 556626 559825 576926 618135 649397 662650 671790 696290 746025 768674 783755 865389 883050 927710 940506 993975 1030225 1044435 1097257 1119650 1153011 1236270 1298794 1391565 1442315 1492050 1567510 1679475 1730778 1740725 1921685 1948191 1987950 2019241 2060450 2088870 2194514 2306022 2319275 2351265 2690359 2783130 2884630 3090675 3246985 3291771 3358950 3481450 3843370 3896382 3918775 4038482 4326945 4545779 4638550 4702530 5222175 5380718 5486285 5765055 6057723 6181350 6493970 6583542 6957825 7211575 7837550 8071077 8653890 9091558 9608425 9740955 10096205 10444350 10972570 11530110 11756325 12115446 13451795 13637337 13915650 14423150 16142154 16234925 16458855 18832513 19216850 19481910 20192410 21634725 22728895 23512650 26903590 27274674 27431425 28825275 30288615 31820453 32469850 32917710 37665026 40355385 43269450 45457790 48704775 50481025 54862850 56497539 57650550 60577230 63640906 67258975 68186685 80710770 82294275 94162565 95461359 97409550 100962050 112995078 113644475 131827591 134517950 136373370 151443075 159102265 164588550 188325130 190922718 201776925 227288950 263655182 282487695 302886150 318204530 340933425 395482773 403553850 470812825 477306795 564975390 659137955 681866850 790965546 795511325 922793137 941625650 954613590 1318275910 1412438475 1591022650 1845586274 1977413865 2386533975 2768379411 2824876950 3295689775 3954827730 4613965685 4773067950 5536758822 6591379550 9227931370 9887069325 13841897055 19774138650 23069828425 27683794110 46139656850 69209485275 138418970550
• Sum of all divisors σ(n): 415661386296
• Sum of proper divisors (its aliquot sum) s(n): 277242415746
• 138418970550 is an abundant number, because the sum of its proper divisors (277242415746) is greater than itself. Its abundance is 138823445196

Bases of 138418970550

• Binary: 10000000111010011010011101111110110110₂
• Hexadecimal: 0x203A69DFB6
• Base-36: 1RL72X86

Squares and roots of 138418970550

• 138418970550 squared (138418970550²) is 19159811408121767302500
• 138418970550 cubed (138418970550³) is 2652081371044360939058700441375000
• The square root of 138418970550 is 372047.0004582755
• The cube root of 138418970550 is 5172.8736616641

Scales and comparisons

• 138,418,970,550 seconds is equal to 4,401 years, 15 weeks, 2 days, 10 hours, 2 minutes, 30 seconds.
• To count from 1 to 138,418,970,550 would take you about eight thousand, eight hundred two 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 138418970550 cubic inches would be around 431.1 feet tall.

Recreational maths with 138418970550

• 138418970550 backwards is 055079814831
• The number of decimal digits it has is: 12
• The sum of 138418970550's digits is 51
• More coming soon!