438689103138

Names of 438689103138

• Cardinal: 438689103138 can be written as Four hundred thirty-eight billion, six hundred eighty-nine million, one hundred three thousand, one hundred thirty-eight.

Scientific notation

• Scientific notation: 4.38689103138 × 10¹¹

Factors of 438689103138

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 4712

Divisors of 438689103138

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 9 11 13 18 22 26 33 39 43 66 78 79 86 99 117 121 129 143 158 198 234 237 242 258 286 363 387 429 473 474 559 711 726 774 858 869 946 1027 1089 1118 1287 1419 1422 1573 1677 1738 2054 2178 2574 2607 2838 3081 3146 3354 3397 4257 4561 4719 5031 5203 5214 6149 6162 6794 7821 8514 9122 9243 9438 9559 10062 10191 10406 11297 12298 13683 14157 15609 15642 18447 18486 19118 20382 22594 27366 28314 28677 30573 31218 33891 36894 37367 41049 44161 46827 50171 55341 57354 59293 61146 67639 67782 74734 82098 86031 88322 93654 100342 101673 110682 112101 118586 124267 132483 135278 150513 172062 177879 196123 202917 203346 224202 248534 264966 301026 336303 355758 360319 372801 392246 397449 405834 411037 451539 485771 533637 551881 588369 608751 652223 672606 720638 745602 794898 822074 903078 971542 1067274 1080957 1103762 1118403 1176738 1217502 1233111 1304446 1457313 1655643 1765107 1956669 2157353 2161914 2236806 2466222 2549599 2914626 3242871 3311286 3530214 3699333 3913338 3963509 4314706 4371939 4684147 4966929 5099198 5343481 5870007 6472059 6485742 7174453 7398666 7648797 7927018 8743878 9368294 9933858 10686962 11740014 11890527 12944118 14052441 14348906 15297594 15493717 16030443 19416177 21523359 22946391 23730883 23781054 28045589 28104882 30987434 32060886 35671581 38832354 42157323 43046718 43598599 45892782 46481151 47461766 48091329 51525617 56091178 64570077 71192649 71343162 84136767 84314646 87197198 92962302 96182658 103051234 129140154 130795797 139443453 142385298 154576851 168273534 170430887 201418321 213577947 252410301 261591594 278886906 308501479 309153702 340861774 392387391 402836642 427155894 463730553 504820602 511292661 566781787 604254963 617002958 784774782 925504437 927461106 1022585322 1133563574 1208509926 1533877983 1700345361 1812764889 1851008874 1874739757 2215601531 2776513311 3067755966 3400690722 3625529778 3749479514 4431203062 5101036083 5553026622 5624219271 6646804593 10202072166 11248438542 13293609186 16872657813 19940413779 24371616841 33745315626 39880827558 48743233682 73114850523 146229701046 219344551569 438689103138
• Sum of all divisors σ(n): 1166117272320
• Sum of proper divisors (its aliquot sum) s(n): 727428169182
• 438689103138 is an abundant number, because the sum of its proper divisors (727428169182) is greater than itself. Its abundance is 288739066044

Bases of 438689103138

• Binary: 110011000100011111010000111110100100010₂
• Hexadecimal: 0x6623E87D22
• Base-36: 5LJ45YCI

Squares and roots of 438689103138

• 438689103138 squared (438689103138²) is 192448129212022801447044
• 438689103138 cubed (438689103138³) is 84424897204608221413609980961224072
• The square root of 438689103138 is 662336.0953005657
• The cube root of 438689103138 is 7598.3439555281

Scales and comparisons

• 438,689,103,138 seconds is equal to 13,948 years, 49 weeks, 5 days, 4 hours, 12 minutes, 18 seconds.
• To count from 1 to 438,689,103,138 would take you about twenty-seven thousand, eight hundred ninety-seven 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 438689103138 cubic inches would be around 633.2 feet tall.

Recreational maths with 438689103138

• 438689103138 backwards is 831301986834
• The number of decimal digits it has is: 12
• The sum of 438689103138's digits is 54
• More coming soon!