990489330864

Names of 990489330864

• Cardinal: 990489330864 can be written as Nine hundred ninety billion, four hundred eighty-nine million, three hundred thirty thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 9.90489330864 × 10¹¹

Factors of 990489330864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 200590

Divisors of 990489330864

• Number of divisors d(n): 200
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 33 36 44 48 54 66 72 81 88 99 108 132 144 162 176 198 216 264 297 324 347 396 432 528 594 648 694 792 891 1041 1188 1296 1388 1584 1782 2082 2376 2776 3123 3564 3817 4164 4752 5552 6246 7128 7634 8328 9369 11451 12492 14256 15268 16656 18738 22902 24984 28107 30536 34353 37476 45804 49968 56214 61072 68706 74952 91608 103059 112428 137412 149904 183216 200227 206118 224856 274824 309177 400454 412236 449712 549648 600681 618354 800908 824472 1201362 1236708 1601816 1648944 1802043 2202497 2402724 2473416 3203632 3604086 4404994 4805448 4946832 5406129 6607491 7208172 8809988 9610896 10812258 13214982 14416344 16218387 17619976 19822473 21624516 26429964 28832688 32436774 35239952 39644946 43249032 52859928 59467419 64873548 69478769 79289892 86498064 105719856 118934838 129747096 138957538 158579784 178402257 208436307 237869676 259494192 277915076 317159568 356804514 416872614 475739352 555830152 625308921 713609028 764266459 833745228 951478704 1111660304 1250617842 1427218056 1528532918 1667490456 1875926763 2292799377 2501235684 2854436112 3057065836 3334980912 3751853526 4585598754 5002471368 5627780289 6114131672 6878398131 7503707052 9171197508 10004942736 11255560578 12228263344 13756796262 15007414104 18342395016 20635194393 22511121156 27513592524 30014828208 36684790032 41270388786 45022242312 55027185048 61905583179 82540777572 90044484624 110054370096 123811166358 165081555144 247622332716 330163110288 495244665432 990489330864
• Sum of all divisors σ(n): 3136406632128
• Sum of proper divisors (its aliquot sum) s(n): 2145917301264
• 990489330864 is an abundant number, because the sum of its proper divisors (2145917301264) is greater than itself. Its abundance is 1155427970400

Bases of 990489330864

• Binary: 1110011010011101110000111100010010110000₂
• Hexadecimal: 0xE69DC3C4B0
• Base-36: CN0VRV00

Squares and roots of 990489330864

• 990489330864 squared (990489330864²) is 981069114555414462986496
• 990489330864 cubed (990489330864³) is 971738490807329434291682318108012544
• The square root of 990489330864 is 995233.3047401499
• The cube root of 990489330864 is 9968.1967319855

Scales and comparisons

• 990,489,330,864 seconds is equal to 31,494 years, 25 weeks, 5 days, 21 hours, 14 minutes, 24 seconds.
• To count from 1 to 990,489,330,864 would take you about sixty-two thousand, nine hundred eighty-eight 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 990489330864 cubic inches would be around 830.7 feet tall.

Recreational maths with 990489330864

• 990489330864 backwards is 468033984099
• The number of decimal digits it has is: 12
• The sum of 990489330864's digits is 63
• More coming soon!