18857843368

Names of 18857843368

• Cardinal: 18857843368 can be written as Eighteen billion, eight hundred fifty-seven million, eight hundred forty-three thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8857843368 × 10¹⁰

Factors of 18857843368

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 288

Divisors of 18857843368

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 7 8 13 14 17 19 26 28 31 34 38 52 56 62 68 76 91 104 119 124 133 136 152 169 182 199 217 221 238 247 248 266 323 338 364 398 403 434 442 476 494 527 532 589 646 676 728 796 806 868 884 952 988 1054 1064 1178 1183 1292 1352 1393 1547 1592 1612 1729 1736 1768 1976 2108 2261 2356 2366 2584 2587 2786 2821 2873 3094 3211 3224 3383 3458 3689 3781 4123 4199 4216 4522 4712 4732 5174 5239 5572 5642 5746 6169 6188 6422 6766 6851 6916 7378 7562 7657 8246 8398 9044 9464 10013 10348 10478 11144 11284 11492 12338 12376 12844 13532 13702 13832 14756 15124 15314 16492 16796 18088 18109 20026 20111 20696 20956 22477 22568 22984 23681 24676 25688 26467 27064 27404 29393 29512 30248 30628 32984 33592 33631 36218 36673 40052 40222 41912 43183 43979 44954 47362 47957 49153 49352 52934 53599 54587 54808 58786 61256 64277 67262 70091 72436 73346 80104 80197 80444 86366 87958 89063 89908 94724 95914 98306 99541 104873 105868 107198 109174 117211 117572 128554 130169 134524 140182 144872 146692 160394 160888 172732 175916 178126 179816 189448 191828 196612 199082 209746 211736 214396 218348 234422 235144 235417 257108 260338 269048 280364 293384 307853 320788 344071 345464 351832 356252 382109 383656 393224 398164 419492 428792 436696 449939 468844 470834 514216 520676 560728 561379 571727 615706 623441 638989 641576 688142 696787 712504 734111 764218 796328 820477 835601 838984 899878 911183 937688 941668 1041352 1042561 1122758 1143454 1231412 1246882 1277978 1363349 1376284 1393574 1468222 1523743 1528436 1640954 1671202 1692197 1799756 1822366 1883336 1992587 2085122 2245516 2286908 2462824 2493764 2555956 2726698 2752568 2787148 2936444 3047486 3056872 3281908 3342404 3384394 3599512 3644732 3985174 4002089 4170244 4472923 4491032 4573816 4987528 5111912 5453396 5574296 5849207 5872888 6094972 6563816 6684808 6768788 7289464 7297927 7970348 8004178 8340488 8945846 9543443 10666201 10862813 10906792 11698414 11845379 12189944 13537576 13948109 14595854 15940696 16008356 17723537 17891692 19086886 19808659 21332402 21725626 23396828 23690758 25903631 27896218 29191708 32016712 35447074 35783384 38173772 39617318 42664804 43451252 46793656 47381516 51807262 55792436 58383416 70894148 76039691 76347544 79234636 85329608 86902504 94763032 103614524 111584872 124064759 138660613 141788296 152079382 158469272 181325417 207229048 248129518 277321226 304158764 336747203 362650834 496259036 554642452 608317528 673494406 725301668 992518072 1109284904 1346988812 1450603336 2357230421 2693977624 4714460842 9428921684 18857843368
• Sum of all divisors σ(n): 50595840000
• Sum of proper divisors (its aliquot sum) s(n): 31737996632
• 18857843368 is an abundant number, because the sum of its proper divisors (31737996632) is greater than itself. Its abundance is 12880153264

Bases of 18857843368

• Binary: 10001100100000000111101101010101000₂
• Hexadecimal: 0x46403DAA8
• Base-36: 8NVH12G

Squares and roots of 18857843368

• 18857843368 squared (18857843368²) is 355618256492021583424
• 18857843368 cubed (18857843368³) is 6706193379727792161885137132032
• The square root of 18857843368 is 137323.8630682955
• The cube root of 18857843368 is 2661.7300524821

Scales and comparisons

• 18,857,843,368 seconds is equal to 599 years, 32 weeks, 2 days, 1 hour, 49 minutes, 28 seconds.
• To count from 1 to 18,857,843,368 would take you about one thousand, one hundred ninety-nine 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 18857843368 cubic inches would be around 221.8 feet tall.

Recreational maths with 18857843368

• 18857843368 backwards is 86334875881
• The number of decimal digits it has is: 11
• The sum of 18857843368's digits is 61
• More coming soon!