16820657920

Names of 16820657920

• Cardinal: 16820657920 can be written as Sixteen billion, eight hundred twenty million, six hundred fifty-seven thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.682065792 × 10¹⁰

Factors of 16820657920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1111

Divisors of 16820657920

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 5 8 10 11 16 20 22 32 40 44 55 64 80 88 110 128 160 176 220 256 320 352 440 640 704 880 1093 1280 1408 1760 2186 2816 3520 4372 5465 7040 8744 10930 12023 14080 17488 21860 24046 34976 43720 48092 60115 69952 87440 96184 120230 139904 174880 192368 240460 279808 349760 384736 480920 699520 769472 961840 1194649 1399040 1538944 1923680 2389298 3077888 3847360 4778596 5973245 7694720 9557192 11946490 13141139 15389440 19114384 23892980 26282278 38228768 47785960 52564556 65705695 76457536 95571920 105129112 131411390 152915072 191143840 210258224 262822780 305830144 382287680 420516448 525645560 764575360 841032896 1051291120 1529150720 1682065792 2102582240 3364131584 4205164480 8410328960 16820657920
• Sum of all divisors σ(n): 43993776456
• Sum of proper divisors (its aliquot sum) s(n): 27173118536
• 16820657920 is an abundant number, because the sum of its proper divisors (27173118536) is greater than itself. Its abundance is 10352460616

Bases of 16820657920

• Binary: 1111101010100101101101111100000000₂
• Hexadecimal: 0x3EA96DF00
• Base-36: 7Q6L2PS

Squares and roots of 16820657920

• 16820657920 squared (16820657920²) is 282934532861658726400
• 16820657920 cubed (16820657920³) is 4759144991020960120557273088000
• The square root of 16820657920 is 129694.4791423291
• The cube root of 16820657920 is 2562.2076659415

Scales and comparisons

• 16,820,657,920 seconds is equal to 534 years, 43 weeks, 6 days, 12 hours, 58 minutes, 40 seconds.
• To count from 1 to 16,820,657,920 would take you about one thousand and sixty-nine 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 16820657920 cubic inches would be around 213.5 feet tall.

Recreational maths with 16820657920

• 16820657920 backwards is 02975602861
• The number of decimal digits it has is: 11
• The sum of 16820657920's digits is 46
• More coming soon!