164644515864

Names of 164644515864

• Cardinal: 164644515864 can be written as One hundred sixty-four billion, six hundred forty-four million, five hundred fifteen thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 1.64644515864 × 10¹¹

Factors of 164644515864

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 347

Divisors of 164644515864

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 27 36 54 61 72 81 108 122 162 183 216 243 244 281 324 366 486 488 549 562 648 729 732 843 972 1098 1124 1458 1464 1647 1686 1944 2187 2196 2248 2529 2916 3294 3372 3721 4374 4392 4941 5058 5832 6561 6588 6744 7442 7587 8748 9882 10116 11163 13122 13176 14823 14884 15174 17141 17496 19683 19764 20232 22326 22761 26244 29646 29768 30348 33489 34282 39366 39528 44469 44652 45522 51423 52488 59292 60696 66978 68283 68564 78732 88938 89304 91044 100467 102846 118584 133407 133956 136566 137128 154269 157464 177876 182088 200934 204849 205692 266814 267912 273132 301401 308538 355752 400221 401868 409698 411384 462807 533628 546264 602802 614547 617076 800442 803736 819396 904203 925614 1045601 1067256 1200663 1205604 1229094 1234152 1388421 1600884 1638792 1808406 1843641 1851228 2091202 2401326 2411208 2458188 2712609 2776842 3136803 3201768 3616812 3687282 3702456 4165263 4182404 4802652 4916376 5425218 5530923 5553684 6273606 7233624 7374564 8137827 8330526 8364808 9410409 9605304 10850436 11061846 11107368 12495789 12547212 14749128 16275654 16661052 18820818 21700872 22123692 24413481 24991578 25094424 28231227 32551308 33322104 37487367 37641636 44247384 48826962 49983156 56462454 65102616 73240443 74974734 75283272 84693681 97653924 99966312 112462101 112924908 146480886 149949468 169387362 195307848 224924202 225849816 254081043 292961772 299898936 337386303 338774724 449848404 508162086 585923544 674772606 677549448 762243129 899696808 1016324172 1349545212 1524486258 2032648344 2286729387 2699090424 3048972516 4573458774 6097945032 6860188161 9146917548 13720376322 18293835096 20580564483 27440752644 41161128966 54881505288 82322257932 164644515864
• Sum of all divisors σ(n): 472445705160
• Sum of proper divisors (its aliquot sum) s(n): 307801189296
• 164644515864 is an abundant number, because the sum of its proper divisors (307801189296) is greater than itself. Its abundance is 143156673432

Bases of 164644515864

• Binary: 10011001010101100100111111000000011000₂
• Hexadecimal: 0x265593F018
• Base-36: 23MX3DI0

Squares and roots of 164644515864

• 164644515864 squared (164644515864²) is 27107816604090947666496
• 164644515864 cubed (164644515864³) is 4463153340910654640375194453292544
• The square root of 164644515864 is 405764.1135733913
• The cube root of 164644515864 is 5480.8648077503

Scales and comparisons

• 164,644,515,864 seconds is equal to 5,235 years, 9 weeks, 4 days, 19 hours, 44 minutes, 24 seconds.
• To count from 1 to 164,644,515,864 would take you about ten thousand, four hundred seventy 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 164644515864 cubic inches would be around 456.7 feet tall.

Recreational maths with 164644515864

• 164644515864 backwards is 468515446461
• 164644515864 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 164644515864's digits is 54
• More coming soon!