18805421088

Names of 18805421088

• Cardinal: 18805421088 can be written as Eighteen billion, eight hundred five million, four hundred twenty-one thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.8805421088 × 10¹⁰

Factors of 18805421088

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 316

Divisors of 18805421088

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 37 48 72 74 96 101 111 144 148 173 202 222 288 296 303 333 346 404 444 519 592 606 666 692 808 888 909 1038 1184 1212 1332 1384 1557 1616 1776 1818 2076 2424 2664 2768 3114 3232 3552 3636 3737 4152 4848 5328 5536 6228 6401 7272 7474 8304 9696 10201 10656 11211 12456 12802 14544 14948 16608 17473 19203 20402 22422 24912 25604 29088 29896 30603 33633 34946 38406 40804 44844 49824 51208 52419 57609 59792 61206 67266 69892 76812 81608 89688 91809 102416 104838 115218 119584 122412 134532 139784 153624 157257 163216 179376 183618 204832 209676 230436 244824 269064 279568 307248 314514 326432 358752 367236 377437 419352 460872 489648 538128 559136 614496 629028 646501 734472 754874 838704 921744 979296 1076256 1132311 1258056 1293002 1468944 1509748 1677408 1764773 1843488 1939503 2264622 2516112 2586004 2937888 3019496 3396933 3529546 3879006 4529244 5032224 5172008 5294319 5818509 6038992 6793866 7059092 7758012 9058488 10344016 10588638 11637018 12077984 13587732 14118184 15516024 15882957 18116976 20688032 21177276 23274036 27175464 28236368 31032048 31765914 36233952 42354552 46548072 54350928 56472736 62064096 63531828 65296601 84709104 93096144 108701856 127063656 130593202 169418208 186192288 195889803 254127312 261186404 391779606 508254624 522372808 587669409 783559212 1044745616 1175338818 1567118424 2089491232 2350677636 3134236848 4701355272 6268473696 9402710544 18805421088
• Sum of all divisors σ(n): 55793094084
• Sum of proper divisors (its aliquot sum) s(n): 36987672996
• 18805421088 is an abundant number, because the sum of its proper divisors (36987672996) is greater than itself. Its abundance is 18182251908

Bases of 18805421088

• Binary: 10001100000111000111111010000100000₂
• Hexadecimal: 0x460E3F420
• Base-36: 8N09FS0

Squares and roots of 18805421088

• 18805421088 squared (18805421088²) is 353643862296995103744
• 18805421088 cubed (18805421088³) is 6650421745681679842980165353472
• The square root of 18805421088 is 137132.8592569993
• The cube root of 18805421088 is 2659.2613457721

Scales and comparisons

• 18,805,421,088 seconds is equal to 597 years, 49 weeks, 4 days, 8 hours, 4 minutes, 48 seconds.
• To count from 1 to 18,805,421,088 would take you about one thousand, one hundred ninety-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 18805421088 cubic inches would be around 221.6 feet tall.

Recreational maths with 18805421088

• 18805421088 backwards is 88012450881
• The number of decimal digits it has is: 11
• The sum of 18805421088's digits is 45
• More coming soon!