38136420

Names of 38136420

• Cardinal: 38136420 can be written as Thirty-eight million, one hundred thirty-six thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.813642 × 10⁷

Factors of 38136420

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 95

Divisors of 38136420

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 19 20 21 27 28 30 35 36 38 42 45 54 57 59 60 63 70 76 81 84 90 95 105 108 114 118 126 133 135 140 162 171 177 180 189 190 210 228 236 243 252 266 270 285 295 315 324 342 354 378 380 399 405 413 420 486 513 531 532 540 567 570 590 630 665 684 708 756 798 810 826 855 885 945 972 1026 1062 1121 1134 1140 1180 1197 1215 1239 1260 1330 1539 1593 1596 1620 1652 1701 1710 1770 1890 1995 2052 2065 2124 2242 2268 2394 2430 2478 2565 2655 2660 2835 3078 3186 3363 3402 3420 3540 3591 3717 3780 3990 4130 4484 4617 4779 4788 4860 4956 5130 5310 5605 5670 5985 6156 6195 6372 6726 6804 7182 7434 7695 7847 7965 7980 8260 8505 9234 9558 10089 10260 10620 10773 11151 11210 11340 11970 12390 13452 14337 14364 14868 15390 15694 15930 16815 17010 17955 18468 18585 19116 20178 21546 22302 22420 23085 23541 23895 23940 24780 28674 30267 30780 31388 31860 32319 33453 33630 34020 35910 37170 39235 40356 43092 44604 46170 47082 47790 50445 53865 55755 57348 60534 64638 66906 67260 70623 71685 71820 74340 78470 90801 92340 94164 95580 100359 100890 107730 111510 117705 121068 129276 133812 141246 143370 151335 156940 161595 167265 181602 200718 201780 211869 215460 223020 235410 272403 282492 286740 302670 323190 334530 353115 363204 401436 423738 454005 470820 501795 544806 605340 635607 646380 669060 706230 847476 908010 1003590 1059345 1089612 1271214 1362015 1412460 1816020 1906821 2007180 2118690 2542428 2724030 3178035 3813642 4237380 5448060 6356070 7627284 9534105 12712140 19068210 38136420
• Sum of all divisors σ(n): 146764800
• Sum of proper divisors (its aliquot sum) s(n): 108628380
• 38136420 is an abundant number, because the sum of its proper divisors (108628380) is greater than itself. Its abundance is 70491960

Bases of 38136420

• Binary: 10010001011110101001100100₂
• Hexadecimal: 0x245EA64
• Base-36: MPE90

Squares and roots of 38136420

• 38136420 squared (38136420²) is 1454386530416400
• 38136420 cubed (38136420³) is 55465095566302605288000
• The square root of 38136420 is 6175.4692129425
• The cube root of 38136420 is 336.5993765895

Scales and comparisons

• 38,136,420 seconds is equal to 1 year, 11 weeks, 9 hours, 27 minutes.
• To count from 1 to 38,136,420 would take you about forty-two weeks!

  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 38136420 cubic inches would be around 28 feet tall.

Recreational maths with 38136420

• 38136420 backwards is 02463183
• 38136420 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 38136420's digits is 27
• More coming soon!