1678940928

Names of 1678940928

• Cardinal: 1678940928 can be written as One billion, six hundred seventy-eight million, nine hundred forty thousand, nine hundred twenty-eight.

Scientific notation

• Scientific notation: 1.678940928 × 10⁹

Factors of 1678940928

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5510

Divisors of 1678940928

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 19 21 24 28 32 36 38 42 48 56 57 63 64 72 76 84 96 112 114 126 128 133 144 152 168 171 192 224 228 252 256 266 288 304 336 342 384 399 448 456 504 532 576 608 672 684 768 798 896 912 1008 1064 1152 1197 1216 1344 1368 1596 1792 1824 2016 2128 2304 2394 2432 2688 2736 3192 3648 4032 4256 4788 4864 5376 5472 5479 6384 7296 8064 8512 9576 10944 10958 12768 14592 16128 16437 17024 19152 21888 21916 25536 32874 34048 38304 38353 43776 43832 49311 51072 65748 76608 76706 87664 98622 102144 104101 115059 131496 153216 153412 175328 197244 208202 230118 262992 306432 306824 312303 345177 350656 394488 416404 460236 525984 613648 624606 690354 701312 728707 788976 832808 920472 936909 1051968 1227296 1249212 1380708 1402624 1457414 1577952 1665616 1840944 1873818 2103936 2186121 2454592 2498424 2761416 2914828 3155904 3331232 3681888 3747636 4207872 4372242 4909184 4996848 5522832 5829656 6311808 6558363 6662464 7363776 7495272 8744484 9818368 9993696 11045664 11659312 12623616 13116726 13324928 14727552 14990544 17488968 19987392 22091328 23318624 26233452 26649856 29455104 29981088 34977936 39974784 44182656 46637248 52466904 59962176 69955872 79949568 88365312 93274496 104933808 119924352 139911744 186548992 209867616 239848704 279823488 419735232 559646976 839470464 1678940928
• Sum of all divisors σ(n): 5824582400
• Sum of proper divisors (its aliquot sum) s(n): 4145641472
• 1678940928 is an abundant number, because the sum of its proper divisors (4145641472) is greater than itself. Its abundance is 2466700544

Bases of 1678940928

• Binary: 1100100000100101001101100000000₂
• Hexadecimal: 0x64129B00
• Base-36: RRLJ40

Squares and roots of 1678940928

• 1678940928 squared (1678940928²) is 2818842639713501184
• 1678940928 cubed (1678940928³) is 4732670277406555331994058752
• The square root of 1678940928 is 40974.8816715803
• The cube root of 1678940928 is 1188.5345348155

Scales and comparisons

• 1,678,940,928 seconds is equal to 53 years, 20 weeks, 4 hours, 28 minutes, 48 seconds.
• To count from 1 to 1,678,940,928 would take you about one hundred six 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 1678940928 cubic inches would be around 99 feet tall.

Recreational maths with 1678940928

• 1678940928 backwards is 8290498761
• The number of decimal digits it has is: 10
• The sum of 1678940928's digits is 54
• More coming soon!