18147178764

Names of 18147178764

• Cardinal: 18147178764 can be written as Eighteen billion, one hundred forty-seven million, one hundred seventy-eight thousand, seven hundred sixty-four.

Scientific notation

• Scientific notation: 1.8147178764 × 10¹⁰

Factors of 18147178764

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 112

Divisors of 18147178764

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 3 4 6 9 11 12 13 18 22 26 27 33 36 39 44 52 54 66 78 81 83 99 108 117 121 132 143 156 162 166 169 198 234 242 243 249 286 297 324 332 338 351 363 396 429 468 484 486 498 507 572 594 676 702 726 747 858 891 913 972 996 1014 1053 1079 1089 1188 1287 1331 1404 1452 1494 1521 1573 1716 1782 1826 1859 2028 2106 2158 2178 2241 2574 2662 2673 2739 2988 3042 3146 3159 3237 3267 3564 3652 3718 3861 3993 4212 4316 4356 4482 4563 4719 5148 5324 5346 5478 5577 6084 6292 6318 6474 6534 6723 7436 7722 7986 8217 8964 9126 9438 9711 9801 10043 10692 10956 11154 11583 11869 11979 12636 12948 13068 13446 13689 14027 14157 15444 15972 16434 16731 17303 18252 18876 19422 19602 20086 20169 20449 22308 23166 23738 23958 24651 26892 27378 28054 28314 29133 29403 30129 32868 33462 34606 34749 35607 35937 38844 39204 40172 40338 40898 41067 42081 42471 46332 47476 47916 49302 50193 51909 54756 56108 56628 58266 58806 60258 61347 66924 69212 69498 71214 71874 73953 80676 81796 82134 84162 84942 87399 90387 98604 100386 103818 106821 107811 110473 116532 117612 120516 122694 126243 127413 130559 138996 142428 143748 147906 150579 154297 155727 164268 168324 169884 174798 180774 184041 200772 207636 213642 215622 220946 221859 224939 245388 252486 254826 261118 262197 271161 295812 301158 308594 311454 320463 323433 331419 349596 361548 368082 378729 382239 391677 427284 431244 441892 443718 449878 451737 462891 467181 504972 509652 522236 524394 542322 552123 602316 617188 622908 640926 646866 662838 674817 736164 757458 764478 783354 813483 887436 899756 903474 925782 934362 961389 994257 1048788 1084644 1104246 1136187 1175031 1281852 1293732 1325676 1349634 1388673 1401543 1436149 1514916 1528956 1566708 1626966 1656369 1697267 1806948 1851564 1868724 1922778 1988514 2024451 2208492 2272374 2350062 2440449 2699268 2777346 2803086 2872298 2884167 2982771 3253932 3312738 3394534 3408561 3525093 3845556 3977028 4048902 4166019 4204629 4308447 4544748 4700124 4880898 4969107 5091801 5554692 5606172 5744596 5768334 5965542 6073353 6625476 6789068 6817122 7050186 8097804 8332038 8409258 8616894 8948313 9761796 9938214 10183602 10575279 11536668 11931084 12146706 12498057 12925341 13634244 14100372 15275403 16664076 16818516 17233788 17896626 18220059 18669937 19876428 20367204 21150558 24293412 24996114 25850682 26844939 30550806 31725837 35793252 36440118 37339874 37494171 38776023 42301116 45826209 49992228 51701364 53689878 54660177 56009811 61101612 63451674 72880236 74679748 74988342 77552046 91652418 107379756 109320354 112019622 116328069 126903348 137478627 149976684 155104092 168029433 183304836 218640708 224039244 232656138 274957254 336058866 348984207 412435881 465312276 504088299 549914508 672117732 697968414 824871762 1008176598 1395936828 1512264897 1649743524 2016353196 3024529794 4536794691 6049059588 9073589382 18147178764
• Sum of all divisors σ(n): 57341741184
• Sum of proper divisors (its aliquot sum) s(n): 39194562420
• 18147178764 is an abundant number, because the sum of its proper divisors (39194562420) is greater than itself. Its abundance is 21047383656

Bases of 18147178764

• Binary: 10000111001101001111111100100001100₂
• Hexadecimal: 0x439A7F90C
• Base-36: 8C4D0R0

Squares and roots of 18147178764

• 18147178764 squared (18147178764²) is 329320097092572567696
• 18147178764 cubed (18147178764³) is 5976230672516751042621803607744
• The square root of 18147178764 is 134711.4648573015
• The cube root of 18147178764 is 2627.8649301945

Scales and comparisons

• 18,147,178,764 seconds is equal to 577 years, 1 week, 1 day, 18 hours, 59 minutes, 24 seconds.
• To count from 1 to 18,147,178,764 would take you about one thousand, one hundred fifty-four 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 18147178764 cubic inches would be around 219 feet tall.

Recreational maths with 18147178764

• 18147178764 backwards is 46787174181
• 18147178764 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18147178764's digits is 54
• More coming soon!