16668990520

Names of 16668990520

• Cardinal: 16668990520 can be written as Sixteen billion, six hundred sixty-eight million, nine hundred ninety thousand, five hundred twenty.

Scientific notation

• Scientific notation: 1.666899052 × 10¹⁰

Factors of 16668990520

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 106

Divisors of 16668990520

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 20 26 28 35 40 49 52 56 65 70 79 91 98 104 130 140 158 169 182 196 245 260 280 316 338 343 364 392 395 455 490 520 553 632 637 676 686 728 790 845 910 980 1027 1106 1183 1274 1352 1372 1580 1690 1715 1820 1960 2054 2197 2212 2366 2401 2548 2744 2765 3160 3185 3380 3430 3640 3871 4108 4394 4424 4459 4732 4802 5096 5135 5530 5915 6370 6760 6860 7189 7742 8216 8281 8788 8918 9464 9604 10270 10985 11060 11830 12005 12740 13351 13720 14378 15379 15484 16562 17576 17836 19208 19355 20540 21970 22120 22295 23660 24010 25480 26702 27097 28756 30758 30968 31213 33124 35672 35945 38710 41080 41405 43940 44590 47320 48020 50323 53404 54194 57512 57967 61516 62426 66248 66755 71890 76895 77420 82810 87880 89180 93457 96040 100646 106808 107653 108388 115934 123032 124852 133510 135485 143780 153790 154840 156065 165620 173563 178360 186914 189679 201292 215306 216776 231868 249704 251615 267020 270970 287560 289835 307580 312130 331240 347126 352261 373828 379358 402584 405769 430612 463736 467285 503230 534040 538265 541940 579670 615160 624260 654199 694252 704522 747656 753571 758716 811538 861224 867815 934570 948395 1006460 1076530 1083880 1159340 1214941 1248520 1308398 1388504 1409044 1507142 1517432 1623076 1735630 1761305 1869140 1896790 2012920 2028845 2153060 2318680 2429882 2465827 2616796 2818088 3014284 3246152 3270995 3471260 3522610 3738280 3767855 3793580 4057690 4306120 4579393 4859764 4931654 5233592 5274997 6028568 6074705 6541990 6942520 7045220 7535710 7587160 8115380 8504587 9158786 9719528 9863308 10549994 12149410 12329135 13083980 14090440 15071420 16230760 17009174 18317572 19726616 21099988 22896965 24298820 24658270 26167960 26374985 30142840 32055751 34018348 36635144 42199976 42522935 45793930 48597640 49316540 52749970 59532109 64111502 68036696 85045870 91587860 98633080 105499940 119064218 128223004 160278755 170091740 183175720 210999880 238128436 256446008 297660545 320557510 340183480 416724763 476256872 595321090 641115020 833449526 1190642180 1282230040 1666899052 2083623815 2381284360 3333798104 4167247630 8334495260 16668990520
• Sum of all divisors σ(n): 47997936000
• Sum of proper divisors (its aliquot sum) s(n): 31328945480
• 16668990520 is an abundant number, because the sum of its proper divisors (31328945480) is greater than itself. Its abundance is 14659954960

Bases of 16668990520

• Binary: 1111100001100011001001110000111000₂
• Hexadecimal: 0x3E18C9C38
• Base-36: 7NOABEG

Squares and roots of 16668990520

• 16668990520 squared (16668990520²) is 277855244955849870400
• 16668990520 cubed (16668990520³) is 4631566444101339308240828608000
• The square root of 16668990520 is 129108.4448051327
• The cube root of 16668990520 is 2554.4834885097

Scales and comparisons

• 16,668,990,520 seconds is equal to 530 years, 1 week, 1 day, 3 hours, 8 minutes, 40 seconds.
• To count from 1 to 16,668,990,520 would take you about one thousand and 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 16668990520 cubic inches would be around 212.9 feet tall.

Recreational maths with 16668990520

• 16668990520 backwards is 02509986661
• 16668990520 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16668990520's digits is 52
• More coming soon!