18889461909936

Names of 18889461909936

• Cardinal: 18889461909936 can be written as Eighteen trillion, eight hundred eighty-nine billion, four hundred sixty-one million, nine hundred nine thousand, nine hundred thirty-six.

Scientific notation

• Scientific notation: 1.8889461909936 × 10¹³

Factors of 18889461909936

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 1284

Divisors of 18889461909936

• Number of divisors d(n): 420
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 36 48 54 72 79 81 108 139 144 158 162 216 237 243 278 316 324 417 432 474 486 556 632 648 711 729 834 948 972 1061 1112 1251 1264 1296 1422 1458 1668 1896 1944 2122 2133 2224 2502 2844 2916 3183 3336 3753 3792 3888 4244 4266 5004 5688 5832 6366 6399 6672 7506 8488 8532 9549 10008 10981 11259 11376 11664 12732 12798 15012 16976 17064 19098 19197 19321 20016 21962 22518 25464 25596 28647 30024 32943 33777 34128 38196 38394 38642 43924 45036 50928 51192 57294 57591 57963 60048 65886 67554 76392 76788 77284 83819 85941 87848 90072 98829 101331 102384 114588 115182 115926 131772 135108 147479 152784 153576 154568 167638 171882 173889 175696 180144 197658 202662 229176 230364 231852 251457 257823 263544 270216 294958 296487 307152 309136 335276 343764 347778 395316 405324 442437 458352 460728 463704 502914 515646 521667 527088 540432 589916 592974 670552 687528 695556 754371 773469 790632 810648 884874 889461 921456 927408 1005828 1031292 1043334 1179832 1185948 1327311 1341104 1375056 1391112 1508742 1526359 1546938 1565001 1581264 1621296 1769748 1778922 2011656 2062584 2086668 2263113 2359664 2371896 2654622 2668383 2782224 3017484 3052718 3093876 3130002 3539496 3557844 3981933 4023312 4125168 4173336 4526226 4579077 4695003 4743792 5309244 5336766 6034968 6105436 6187752 6260004 6789339 7078992 7115688 7963866 8005149 8346672 9052452 9158154 9390006 10618488 10673532 11650841 11945799 12069936 12210872 12375504 12520008 13578678 13737231 14085009 14231376 15927732 16010298 18104904 18316308 18780012 20368017 20499581 21236976 21347064 23301682 23891598 24421744 25040016 27157356 27474462 28170018 31855464 32020596 34952523 35837397 36209808 36632616 37560024 40736034 40999162 41211693 42694128 46603364 47783196 54314712 54948924 56340036 61104051 61498743 63710928 64041192 69905046 71674794 73265232 75120048 81472068 81998324 82423386 93206728 95566392 104857569 107512191 108629424 109897848 112680072 122208102 122997486 123635079 128082384 139810092 143349588 162944136 163996648 164846772 184496229 186413456 191132784 209715138 215024382 219795696 225360144 244416204 245994972 247270158 279620184 286699176 314572707 325888272 327993296 329693544 368992458 370905237 419430276 430048764 488832408 491989944 494540316 553488687 559240368 573398352 629145414 659387088 737984916 741810474 838860552 860097528 943718121 977664816 983979888 989080632 1106977374 1112715711 1258290828 1475969832 1483620948 1619466899 1660466061 1677721104 1720195056 1887436242 1978161264 2213954748 2225431422 2516581656 2831154363 2951939664 2967241896 3238933798 3320932122 3774872484 4427909496 4450862844 4858400697 4981398183 5033163312 5662308726 5934483792 6477867596 6641864244 7549744968 8493463089 8855818992 8901725688 9716801394 9962796366 11324617452 12955735192 13283728488 14575202091 14944194549 15099489936 16986926178 17803451376 19433602788 19925592732 22649234904 25911470384 26567456976 29150404182 29888389098 33973852356 38867205576 39851185464 43725606273 45298469808 58300808364 59776778196 67947704712 77734411152 79702370928 87451212546 116601616728 119553556392 131176818819 135895409424 174902425092 233203233456 239107112784 262353637638 349804850184 393530456457 524707275276 699609700368 787060912914 1049414550552 1180591369371 1574121825828 2098829101104 2361182738742 3148243651656 4722365477484 6296487303312 9444730954968 18889461909936
• Sum of all divisors σ(n): 56022374472480
• Sum of proper divisors (its aliquot sum) s(n): 37132912562544
• 18889461909936 is an abundant number, because the sum of its proper divisors (37132912562544) is greater than itself. Its abundance is 18243450652608

Bases of 18889461909936

• Binary: 100010010111000001011101010101100100110110000₂
• Hexadecimal: 0x112E0BAAC9B0
• Base-36: 6P1P5WR00

Squares and roots of 18889461909936

• 18889461909936 squared (18889461909936²) is 356811771246922996975524096
• 18889461909936 cubed (18889461909936³) is 6739982361985549202712404541872749817856
• The square root of 18889461909936 is 4346200.8593639571
• The cube root of 18889461909936 is 26632.1684375129

Scales and comparisons

• 18,889,461,909,936 seconds is equal to 600,626 years, 23 weeks, 6 days, 8 hours, 45 minutes, 36 seconds.
• To count from 1 to 18,889,461,909,936 would take you about one million, five hundred one thousand, five hundred sixty-six 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 18889461909936 cubic inches would be around 2219.3 feet tall.

Recreational maths with 18889461909936

• 18889461909936 backwards is 63990916498881
• 18889461909936 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 18889461909936's digits is 81
• More coming soon!