18253431768

Names of 18253431768

• Cardinal: 18253431768 can be written as Eighteen billion, two hundred fifty-three million, four hundred thirty-one thousand, seven hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8253431768 × 10¹⁰

Factors of 18253431768

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2890

Divisors of 18253431768

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 22 24 26 33 39 44 52 66 78 88 104 121 132 143 156 169 242 264 286 312 338 363 429 484 507 572 676 726 858 968 1014 1144 1352 1452 1573 1716 1859 2028 2197 2861 2904 3146 3432 3718 4056 4394 4719 5577 5722 6292 6591 7436 8583 8788 9438 11154 11444 12584 13182 14872 17166 17576 18876 20449 22308 22888 24167 26364 31471 34332 37193 37752 40898 44616 48334 52728 61347 62942 68664 72501 74386 81796 94413 96668 111579 122694 125884 145002 148772 163592 188826 193336 223158 245388 251768 265837 290004 297544 346181 377652 409123 446316 483509 490776 531674 580008 692362 755304 797511 818246 892632 967018 1038543 1063348 1227369 1384724 1450527 1595022 1636492 1934036 2077086 2126696 2454738 2769448 2901054 3190044 3272984 3868072 4154172 4500353 4909476 5318599 5802108 6285617 6380088 8308344 9000706 9818952 10637198 11604216 12571234 13501059 15955797 18001412 18856851 21274396 25142468 27002118 31911594 36002824 37713702 42548792 50284936 54004236 58504589 63823188 69141787 75427404 108008472 117009178 127646376 138283574 150854808 175513767 207425361 234018356 276567148 351027534 414850722 468036712 553134296 702055068 760559657 829701444 1404110136 1521119314 1659402888 2281678971 3042238628 4563357942 6084477256 9126715884 18253431768
• Sum of all divisors σ(n): 54356248800
• Sum of proper divisors (its aliquot sum) s(n): 36102817032
• 18253431768 is an abundant number, because the sum of its proper divisors (36102817032) is greater than itself. Its abundance is 17849385264

Bases of 18253431768

• Binary: 10000111111111111010100001111011000₂
• Hexadecimal: 0x43FFD43D8
• Base-36: 8DVME3C

Squares and roots of 18253431768

• 18253431768 squared (18253431768²) is 333187771309031605824
• 18253431768 cubed (18253431768³) is 6081820249521396459063855416832
• The square root of 18253431768 is 135105.2618072295
• The cube root of 18253431768 is 2632.9837306471

Scales and comparisons

• 18,253,431,768 seconds is equal to 580 years, 20 weeks, 6 days, 13 hours, 42 minutes, 48 seconds.
• To count from 1 to 18,253,431,768 would take you about one thousand, one hundred sixty 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 18253431768 cubic inches would be around 219.4 feet tall.

Recreational maths with 18253431768

• 18253431768 backwards is 86713435281
• The number of decimal digits it has is: 11
• The sum of 18253431768's digits is 48
• More coming soon!