38728168416

Names of 38728168416

• Cardinal: 38728168416 can be written as Thirty-eight billion, seven hundred twenty-eight million, one hundred sixty-eight thousand, four hundred sixteen.

Scientific notation

• Scientific notation: 3.8728168416 × 10¹⁰

Factors of 38728168416

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 139

Divisors of 38728168416

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 24 27 28 32 36 42 48 49 54 56 63 72 81 84 96 98 108 112 126 127 144 147 162 168 189 196 216 224 252 254 288 294 324 336 343 378 381 392 432 441 504 508 567 588 648 672 686 756 762 784 864 882 889 1008 1016 1029 1134 1143 1176 1296 1323 1372 1512 1524 1568 1764 1778 2016 2032 2058 2268 2286 2352 2401 2592 2646 2667 2744 3024 3048 3087 3429 3528 3556 3969 4064 4116 4536 4572 4704 4802 5292 5334 5488 6048 6096 6174 6223 6858 7056 7112 7203 7938 8001 8232 9072 9144 9261 9604 10287 10584 10668 10976 12192 12348 12446 13716 14112 14224 14406 15876 16002 16464 16807 18144 18288 18522 18669 19208 20574 21168 21336 21609 24003 24696 24892 27432 27783 28448 28812 31752 32004 32928 33614 36576 37044 37338 38416 41148 42336 42672 43218 43561 48006 49392 49784 50421 54864 55566 56007 57624 63504 64008 64827 67228 72009 74088 74676 76832 82296 85344 86436 87122 96012 98784 99568 100842 109728 111132 112014 115248 117649 127008 128016 129654 130683 134456 144018 148176 149352 151263 164592 168021 172872 174244 192024 194481 199136 201684 222264 224028 230496 235298 256032 259308 261366 268912 288036 296352 298704 302526 304927 329184 336042 345744 348488 352947 384048 388962 392049 403368 444528 448056 453789 470596 504063 518616 522732 537824 576072 597408 605052 609854 672084 691488 696976 705894 768096 777924 784098 806736 889056 896112 907578 914781 941192 1008126 1037232 1045464 1058841 1152144 1176147 1210104 1219708 1344168 1361367 1393952 1411788 1555848 1568196 1613472 1792224 1815156 1829562 1882384 2016252 2074464 2090928 2117682 2134489 2304288 2352294 2420208 2439416 2688336 2722734 2744343 2823576 3111696 3136392 3176523 3528441 3630312 3659124 3764768 4032504 4181856 4235364 4268978 4704588 4840416 4878832 5376672 5445468 5488686 5647152 6223392 6272784 6353046 6403467 7056882 7260624 7318248 8065008 8233029 8470728 8537956 9409176 9529569 9757664 10890936 10977372 11294304 12545568 12706092 12806934 14113764 14521248 14636496 14941423 16130016 16466058 16941456 17075912 18818352 19059138 19210401 21781872 21954744 24699087 25412184 25613868 28227528 29272992 29882846 32932116 33882912 34151824 37636704 38118276 38420802 43563744 43909488 44824269 49398174 50824368 51227736 56455056 57631203 59765692 65864232 68303648 76236552 76841604 87818976 89648538 98796348 101648736 102455472 112910112 115262406 119531384 131728464 134472807 152473104 153683208 172893609 179297076 197592696 204910944 230524812 239062768 263456928 268945614 304946208 307366416 345787218 358594152 395185392 403418421 461049624 478125536 537891228 614732832 691574436 717188304 790370784 806836842 922099248 1075782456 1210255263 1383148872 1434376608 1613673684 1844198496 2151564912 2420510526 2766297744 3227347368 4303129824 4841021052 5532595488 6454694736 9682042104 12909389472 19364084208 38728168416
• Sum of all divisors σ(n): 133927694208
• Sum of proper divisors (its aliquot sum) s(n): 95199525792
• 38728168416 is an abundant number, because the sum of its proper divisors (95199525792) is greater than itself. Its abundance is 56471357376

Bases of 38728168416

• Binary: 100100000100011000001111001111100000₂
• Hexadecimal: 0x90460F3E0
• Base-36: HSHR200

Squares and roots of 38728168416

• 38728168416 squared (38728168416²) is 1499871028858059949056
• 38728168416 cubed (38728168416³) is 58087257807894141866065148215296
• The square root of 38728168416 is 196794.7367588883
• The cube root of 38728168416 is 3383.3141057437

Scales and comparisons

• 38,728,168,416 seconds is equal to 1,231 years, 22 weeks, 4 days, 16 hours, 33 minutes, 36 seconds.
• To count from 1 to 38,728,168,416 would take you about two thousand, four hundred sixty-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 38728168416 cubic inches would be around 281.9 feet tall.

Recreational maths with 38728168416

• 38728168416 backwards is 61486182783
• 38728168416 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38728168416's digits is 54
• More coming soon!