16161868404

Names of 16161868404

• Cardinal: 16161868404 can be written as Sixteen billion, one hundred sixty-one million, eight hundred sixty-eight thousand, four hundred four.

Scientific notation

• Scientific notation: 1.6161868404 × 10¹⁰

Factors of 16161868404

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 129080

Divisors of 16161868404

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 11 12 18 22 33 36 44 66 99 132 198 317 396 634 951 1268 1902 2853 3487 3804 5706 6974 10461 11412 13948 20922 31383 41844 62766 125532 128747 257494 386241 514988 772482 1158723 1416217 1544964 2317446 2832434 4248651 4634892 5664868 8497302 12745953 16994604 25491906 40812799 50983812 81625598 122438397 163251196 244876794 367315191 448940789 489753588 734630382 897881578 1346822367 1469260764 1795763156 2693644734 4040467101 5387289468 8080934202 16161868404
• Sum of all divisors σ(n): 44708515488
• Sum of proper divisors (its aliquot sum) s(n): 28546647084
• 16161868404 is an abundant number, because the sum of its proper divisors (28546647084) is greater than itself. Its abundance is 12384778680

Bases of 16161868404

• Binary: 1111000011010100101000101001110100₂
• Hexadecimal: 0x3C3528A74
• Base-36: 7FACXH0

Squares and roots of 16161868404

• 16161868404 squared (16161868404²) is 261205990308213507216
• 16161868404 cubed (16161868404³) is 4221576841697846103960296403264
• The square root of 16161868404 is 127129.3373065399
• The cube root of 16161868404 is 2528.3111625361

Scales and comparisons

• 16,161,868,404 seconds is equal to 513 years, 46 weeks, 4 days, 15 hours, 53 minutes, 24 seconds.
• To count from 1 to 16,161,868,404 would take you about one thousand and twenty-seven 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 16161868404 cubic inches would be around 210.7 feet tall.

Recreational maths with 16161868404

• 16161868404 backwards is 40486816161
• The number of decimal digits it has is: 11
• The sum of 16161868404's digits is 45
• More coming soon!