18381504980779776

Names of 18381504980779776

• Cardinal: 18381504980779776 can be written as Eighteen quadrillion, three hundred eighty-one trillion, five hundred four billion, nine hundred eighty million, seven hundred seventy-nine thousand, seven hundred seventy-six.

Scientific notation

• Scientific notation: 1.8381504980779776 × 10¹⁶

Factors of 18381504980779776

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 2822102770

Divisors of 18381504980779776

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 32 33 36 44 48 64 66 72 88 96 99 128 132 144 176 192 198 256 257 264 288 352 384 396 514 528 576 704 768 771 792 1028 1056 1152 1408 1542 1584 2056 2112 2304 2313 2816 2827 3084 3168 4112 4224 4626 5654 6168 6336 8224 8448 8481 9252 11308 12336 12672 16448 16962 18504 22616 24672 25344 25443 32896 33924 37008 45232 49344 50886 65792 67848 74016 90464 98688 101772 135696 148032 180928 197376 203544 271392 296064 361856 407088 542784 592128 723712 814176 1085568 1628352 2171136 3256704 6513408 2822102497 5644204994 8466307491 11288409988 16932614982 22576819976 25398922473 31043127467 33865229964 45153639952 50797844946 62086254934 67730459928 90307279904 93129382401 101595689892 124172509868 135460919856 180614559808 186258764802 203191379784 248345019736 270921839712 279388147203 361229119616 372517529604 406382759568 496690039472 541843679424 558776294406 722458239232 725280341729 745035059208 812765519136 993380078944 1083687358848 1117552588812 1450560683458 1490070118416 1625531038272 1986760157888 2167374717696 2175841025187 2235105177624 2901121366916 2980140236832 3251062076544 3973520315776 4351682050374 4470210355248 5802242733832 5960280473664 6502124153088 6527523075561 7947040631552 7978083759019 8703364100748 8940420710496 11604485467664 11920560947328 13055046151122 15956167518038 17406728201496 17880841420992 23208970935328 23841121894656 23934251277057 26110092302244 31912335036076 34813456402992 35761682841984 46417941870656 47868502554114 52220184604488 63824670072152 69626912805984 71523365683968 71802753831171 92835883741312 95737005108228 104440369208976 127649340144304 139253825611968 143605507662342 185671767482624 191474010216456 208880738417952 255298680288608 278507651223936 287211015324684 382948020432912 417761476835904 510597360577216 557015302447872 574422030649368 765896040865824 835522953671808 1021194721154432 1148844061298736 1531792081731648 1671045907343616 2042389442308864 2297688122597472 3063584163463296 4595376245194944 6127168326926592 9190752490389888 18381504980779776
• Sum of all divisors σ(n): 58041414464486544
• Sum of proper divisors (its aliquot sum) s(n): 39659909483706768
• 18381504980779776 is an abundant number, because the sum of its proper divisors (39659909483706768) is greater than itself. Its abundance is 21278404502926992

Bases of 18381504980779776

• Binary: 1000001010011011110000110100010110100010000001100000000₂
• Hexadecimal: 0x414DE1A2D10300
• Base-36: 50ZP6T95TS0

Squares and roots of 18381504980779776

• 18381504980779776 squared (18381504980779776²) is 337879725358431713255177010610176
• 18381504980779776 cubed (18381504980779776³) is 6210737854580515322911064678947731891302040600576
• The square root of 18381504980779776 is 135578408.9771663311
• The cube root of 18381504980779776 is 263912.7398554321

Scales and comparisons

• 18,381,504,980,779,776 seconds is equal to 584,475,000 years, 34 weeks, 2 days, 12 hours, 9 minutes, 36 seconds.
• To count from 1 to 18,381,504,980,779,776 would take you about one billion, seven hundred fifty-three million, four hundred twenty-five thousand and one 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 18381504980779776 cubic inches would be around 21992.7 feet tall.

Recreational maths with 18381504980779776

• 18381504980779776 backwards is 67797708940518381
• The number of decimal digits it has is: 17
• The sum of 18381504980779776's digits is 90
• More coming soon!