18949142016

Names of 18949142016

• Cardinal: 18949142016 can be written as Eighteen billion, nine hundred forty-nine million, one hundred forty-two thousand and sixteen.

Scientific notation

• Scientific notation: 1.8949142016 × 10¹⁰

Factors of 18949142016

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 662

Divisors of 18949142016

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 49 56 57 63 64 72 76 84 96 98 112 114 126 128 133 144 147 152 168 171 192 196 224 228 252 256 266 288 294 304 336 342 343 384 392 399 441 448 456 504 512 532 576 588 608 631 672 684 686 768 784 798 882 896 912 931 1008 1029 1064 1152 1176 1197 1216 1262 1344 1368 1372 1536 1568 1596 1764 1792 1824 1862 1893 2016 2058 2128 2304 2352 2394 2432 2524 2688 2736 2744 2793 3087 3136 3192 3528 3584 3648 3724 3786 4032 4116 4256 4417 4608 4704 4788 4864 5048 5376 5472 5488 5586 5679 6174 6272 6384 6517 7056 7296 7448 7572 8064 8232 8379 8512 8834 9408 9576 9728 10096 10752 10944 10976 11172 11358 11989 12348 12544 12768 13034 13251 14112 14592 14896 15144 16128 16464 16758 17024 17668 18816 19152 19551 20192 21888 21952 22344 22716 23978 24696 25088 25536 26068 26502 28224 29184 29792 30288 30919 32256 32928 33516 34048 35336 35967 37632 38304 39102 39753 40384 43776 43904 44688 45432 47956 49392 51072 52136 53004 56448 58653 59584 60576 61838 65856 67032 68096 70672 71934 75264 76608 78204 79506 80768 83923 87552 87808 89376 90864 92757 95912 98784 102144 104272 106008 107901 112896 117306 119168 121152 123676 131712 134064 141344 143868 153216 156408 159012 161536 167846 175616 178752 181728 185514 191824 197568 204288 208544 212016 215802 216433 225792 234612 238336 242304 247352 251769 263424 268128 278271 282688 287736 306432 312816 318024 323072 335692 357504 363456 371028 383648 395136 417088 424032 431604 432866 469224 476672 484608 494704 503538 526848 536256 556542 565376 575472 587461 612864 625632 636048 649299 671384 715008 726912 742056 755307 767296 790272 834176 848064 863208 865732 938448 969216 989408 1007076 1072512 1113084 1130752 1150944 1174922 1251264 1272096 1298598 1342768 1430016 1453824 1484112 1510614 1534592 1580544 1668352 1696128 1726416 1731464 1762383 1876896 1947897 1978816 2014152 2145024 2226168 2261504 2301888 2349844 2502528 2544192 2597196 2685536 2907648 2968224 3021228 3069184 3336704 3392256 3452832 3462928 3524766 3753792 3895794 3957632 4028304 4112227 4290048 4452336 4603776 4699688 5005056 5088384 5194392 5287149 5371072 5936448 6042456 6138368 6784512 6905664 6925856 7049532 7507584 7791588 7915264 8056608 8224454 8904672 9207552 9399376 10010112 10176768 10388784 10574298 10742144 11872896 12084912 12336681 13811328 13851712 14099064 15015168 15583176 15830528 16113216 16448908 17809344 18415104 18798752 20353536 20777568 21148596 21484288 23745792 24169824 24673362 27622656 27703424 28198128 30030336 31166352 32226432 32897816 35618688 37010043 37597504 41555136 42297192 42968576 47491584 48339648 49346724 55245312 55406848 56396256 62332704 64452864 65795632 71237376 74020086 75195008 83110272 84594384 96679296 98693448 110813696 112792512 124665408 128905728 131591264 142474752 148040172 150390016 166220544 169188768 193358592 197386896 225585024 249330816 263182528 296080344 300780032 332441088 338377536 386717184 394773792 451170048 498661632 526365056 592160688 676755072 789547584 902340096 997323264 1052730112 1184321376 1353510144 1579095168 2105460224 2368642752 2707020288 3158190336 4737285504 6316380672 9474571008 18949142016
• Sum of all divisors σ(n): 67239744000
• Sum of proper divisors (its aliquot sum) s(n): 48290601984
• 18949142016 is an abundant number, because the sum of its proper divisors (48290601984) is greater than itself. Its abundance is 29341459968

Bases of 18949142016

• Binary: 10001101001011101001111011000000000₂
• Hexadecimal: 0x46974F600
• Base-36: 8PDTVK0

Squares and roots of 18949142016

• 18949142016 squared (18949142016²) is 359069983142536544256
• 18949142016 cubed (18949142016³) is 6804068104250650947576813060096
• The square root of 18949142016 is 137655.8826058661
• The cube root of 18949142016 is 2666.0186523195

Scales and comparisons

• 18,949,142,016 seconds is equal to 602 years, 27 weeks, 1 day, 18 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,949,142,016 would take you about one thousand, two hundred five 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 18949142016 cubic inches would be around 222.2 feet tall.

Recreational maths with 18949142016

• 18949142016 backwards is 61024194981
• The number of decimal digits it has is: 11
• The sum of 18949142016's digits is 45
• More coming soon!