8138229168

Names of 8138229168

• Cardinal: 8138229168 can be written as Eight billion, one hundred thirty-eight million, two hundred twenty-nine thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 8.138229168 × 10⁹

Factors of 8138229168

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 483

Divisors of 8138229168

• Number of divisors d(n): 90
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 29 48 58 87 116 174 232 348 449 464 696 841 898 1347 1392 1682 1796 2523 2694 3364 3592 5046 5388 6728 7184 10092 10776 13021 13456 20184 21552 26042 39063 40368 52084 78126 104168 156252 201601 208336 312504 377609 403202 604803 625008 755218 806404 1132827 1209606 1510436 1612808 2265654 2419212 3020872 3225616 4531308 4838424 5846429 6041744 9062616 9676848 11692858 17539287 18125232 23385716 35078574 46771432 70157148 93542864 140314296 169546441 280628592 339092882 508639323 678185764 1017278646 1356371528 2034557292 2712743056 4069114584 8138229168
• Sum of all divisors σ(n): 21822316204
• Sum of proper divisors (its aliquot sum) s(n): 13684087036
• 8138229168 is an abundant number, because the sum of its proper divisors (13684087036) is greater than itself. Its abundance is 5545857868

Bases of 8138229168

• Binary: 111100101000100111000010110110000₂
• Hexadecimal: 0x1E51385B0
• Base-36: 3QLAHTC

Squares and roots of 8138229168

• 8138229168 squared (8138229168²) is 66230773990885972224
• 8138229168 cubed (8138229168³) is 539001216711843985315394629632
• The square root of 8138229168 is 90212.1342614175
• The cube root of 8138229168 is 2011.4533821475

Scales and comparisons

• 8,138,229,168 seconds is equal to 258 years, 40 weeks, 11 hours, 12 minutes, 48 seconds.
• To count from 1 to 8,138,229,168 would take you about five hundred seventeen 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 8138229168 cubic inches would be around 167.6 feet tall.

Recreational maths with 8138229168

• 8138229168 backwards is 8619228318
• 8138229168 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 8138229168's digits is 48
• More coming soon!