138194100

Names of 138194100

• Cardinal: 138194100 can be written as One hundred thirty-eight million, one hundred ninety-four thousand, one hundred.

Scientific notation

• Scientific notation: 1.381941 × 10⁸

Factors of 138194100

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 68

Divisors of 138194100

• Number of divisors d(n): 324
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 25 27 30 33 36 44 45 47 50 54 55 60 66 75 81 90 94 99 100 108 110 121 132 135 141 150 162 165 180 188 198 220 225 235 242 243 270 275 282 297 300 324 330 363 396 405 423 450 470 484 486 495 517 540 550 564 594 605 660 675 705 726 810 825 846 891 900 940 972 990 1034 1089 1100 1175 1188 1210 1215 1269 1350 1410 1452 1485 1551 1620 1650 1692 1782 1815 1980 2025 2068 2115 2178 2350 2420 2430 2475 2538 2585 2673 2700 2820 2970 3025 3102 3267 3300 3525 3564 3630 3807 4050 4230 4356 4455 4653 4700 4860 4950 5076 5170 5346 5445 5687 5940 6050 6075 6204 6345 6534 7050 7260 7425 7614 7755 8100 8460 8910 9075 9306 9801 9900 10340 10575 10692 10890 11374 11421 12100 12150 12690 12925 13068 13365 13959 14100 14850 15228 15510 16335 17061 17820 18150 18612 19035 19602 21150 21780 22275 22748 22842 23265 24300 25380 25850 26730 27225 27918 28435 29403 29700 31020 31725 32670 34122 36300 38070 38775 39204 41877 42300 44550 45684 46530 49005 51183 51700 53460 54450 55836 56870 57105 58806 63450 65340 66825 68244 69795 76140 77550 81675 83754 85305 89100 93060 95175 98010 102366 108900 113740 114210 116325 117612 125631 126900 133650 139590 142175 147015 153549 155100 163350 167508 170610 190350 196020 204732 209385 228420 232650 245025 251262 255915 267300 279180 284350 285525 294030 307098 326700 341220 348975 380700 418770 426525 460647 465300 490050 502524 511830 568700 571050 588060 614196 628155 697950 735075 767745 837540 853050 921294 980100 1023660 1046925 1142100 1256310 1279575 1381941 1395900 1470150 1535490 1706100 1842588 2093850 2303235 2512620 2559150 2763882 2940300 3070980 3140775 3838725 4187700 4606470 5118300 5527764 6281550 6909705 7677450 9212940 11516175 12563100 13819410 15354900 23032350 27638820 34548525 46064700 69097050 138194100
• Sum of all divisors σ(n): 504259392
• Sum of proper divisors (its aliquot sum) s(n): 366065292
• 138194100 is an abundant number, because the sum of its proper divisors (366065292) is greater than itself. Its abundance is 227871192

Bases of 138194100

• Binary: 1000001111001010110010110100₂
• Hexadecimal: 0x83CACB4
• Base-36: 2A9Z90

Squares and roots of 138194100

• 138194100 squared (138194100²) is 19097609274810000
• 138194100 cubed (138194100³) is 2639176925884020621000000
• The square root of 138194100 is 11755.5986661675
• The cube root of 138194100 is 517.0070921013

Scales and comparisons

• 138,194,100 seconds is equal to 4 years, 20 weeks, 3 days, 11 hours, 15 minutes.
• To count from 1 to 138,194,100 would take you about 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 138194100 cubic inches would be around 43.1 feet tall.

Recreational maths with 138194100

• 138194100 backwards is 001491831
• 138194100 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 138194100's digits is 27
• More coming soon!