8385664672

Names of 8385664672

• Cardinal: 8385664672 can be written as Eight billion, three hundred eighty-five million, six hundred sixty-four thousand, six hundred seventy-two.

Scientific notation

• Scientific notation: 8.385664672 × 10⁹

Factors of 8385664672

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 715

Divisors of 8385664672

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 8 11 14 16 22 28 31 32 44 56 62 77 88 112 124 154 176 217 224 248 308 311 341 352 353 434 496 616 622 682 706 868 992 1232 1244 1364 1412 1736 2177 2387 2464 2471 2488 2728 2824 3421 3472 3883 4354 4774 4942 4976 5456 5648 6842 6944 7766 8708 9548 9641 9884 9952 10912 10943 11296 13684 15532 17416 19096 19282 19768 21886 23947 27181 27368 31064 34832 38192 38564 39536 43772 47894 54362 54736 62128 67487 69664 76384 76601 77128 79072 87544 95788 106051 108724 109472 109783 120373 124256 134974 153202 154256 175088 191576 212102 217448 219566 240746 269948 306404 308512 350176 383152 424204 434896 439132 481492 539896 612808 742357 766304 768481 842611 848408 869792 878264 962984 1079792 1207613 1225616 1484714 1536962 1685222 1696816 1756528 1925968 2159584 2415226 2451232 2969428 3073924 3370444 3393632 3403273 3513056 3851936 4830452 5938856 6147848 6740888 6806546 8453291 9660904 11877712 12295696 13481776 13613092 16906582 19321808 23755424 23822911 24591392 26963552 27226184 33813164 37436003 38643616 47645822 54452368 67626328 74872006 95291644 108904736 135252656 149744012 190583288 262052021 270505312 299488024 381166576 524104042 598976048 762333152 1048208084 1197952096 2096416168 4192832336 8385664672
• Sum of all divisors σ(n): 21375664128
• Sum of proper divisors (its aliquot sum) s(n): 12989999456
• 8385664672 is an abundant number, because the sum of its proper divisors (12989999456) is greater than itself. Its abundance is 4604334784

Bases of 8385664672

• Binary: 111110011110100110001011010100000₂
• Hexadecimal: 0x1F3D316A0
• Base-36: 3UOLW9S

Squares and roots of 8385664672

• 8385664672 squared (8385664672²) is 70319371991228867584
• 8385664672 cubed (8385664672³) is 589674673464074208765714792448
• The square root of 8385664672 is 91573.2748786457
• The cube root of 8385664672 is 2031.6356762045

Scales and comparisons

• 8,385,664,672 seconds is equal to 266 years, 33 weeks, 1 day, 7 hours, 17 minutes, 52 seconds.
• To count from 1 to 8,385,664,672 would take you about five hundred thirty-three 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 8385664672 cubic inches would be around 169.3 feet tall.

Recreational maths with 8385664672

• 8385664672 backwards is 2764665838
• The number of decimal digits it has is: 10
• The sum of 8385664672's digits is 55
• More coming soon!