164721968384

Names of 164721968384

• Cardinal: 164721968384 can be written as One hundred sixty-four billion, seven hundred twenty-one million, nine hundred sixty-eight thousand, three hundred eighty-four.

Scientific notation

• Scientific notation: 1.64721968384 × 10¹¹

Factors of 164721968384

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 667

Divisors of 164721968384

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 4 8 16 17 32 34 64 68 128 136 157 256 272 314 491 544 628 982 1088 1256 1964 2176 2512 2669 3928 4352 5024 5338 7856 8347 10048 10676 15712 16694 20096 21352 31424 33388 40192 42704 62848 66776 77087 85408 125696 133552 154174 170816 241081 267104 308348 341632 482162 534208 616696 683264 964324 1068416 1233392 1310479 1928648 2136832 2466784 2620958 3857296 4098377 4933568 5241916 7714592 8196754 9867136 10483832 15429184 16393508 19734272 20967664 30858368 32787016 37849717 41935328 61716736 65574032 75699434 83870656 131148064 151398868 167741312 262296128 302797736 335482624 524592256 605595472 643445189 1049184512 1211190944 1286890378 2422381888 2573780756 4844763776 5147561512 9689527552 10295123024 20590246048 41180492096 82360984192 164721968384
• Sum of all divisors σ(n): 351074175732
• Sum of proper divisors (its aliquot sum) s(n): 186352207348
• 164721968384 is an abundant number, because the sum of its proper divisors (186352207348) is greater than itself. Its abundance is 21630238964

Bases of 164721968384

• Binary: 10011001011010001100011100010100000000₂
• Hexadecimal: 0x265A31C500
• Base-36: 23O77G8W

Squares and roots of 164721968384

• 164721968384 squared (164721968384²) is 27133326868299495571456
• 164721968384 cubed (164721968384³) is 4469455010552767241364523244847104
• The square root of 164721968384 is 405859.5426794841
• The cube root of 164721968384 is 5481.7241141181

Scales and comparisons

• 164,721,968,384 seconds is equal to 5,237 years, 33 weeks, 5 days, 6 hours, 19 minutes, 44 seconds.
• To count from 1 to 164,721,968,384 would take you about ten thousand, four hundred seventy-five 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 164721968384 cubic inches would be around 456.8 feet tall.

Recreational maths with 164721968384

• 164721968384 backwards is 483869127461
• The number of decimal digits it has is: 12
• The sum of 164721968384's digits is 59
• More coming soon!