1329128460

Names of 1329128460

• Cardinal: 1329128460 can be written as One billion, three hundred twenty-nine million, one hundred twenty-eight thousand, four hundred sixty.

Scientific notation

• Scientific notation: 1.32912846 × 10⁹

Factors of 1329128460

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 223780

Divisors of 1329128460

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 11 12 15 18 20 22 27 30 33 36 44 45 54 55 60 66 90 99 108 110 132 135 165 180 198 220 270 297 330 396 495 540 594 660 990 1188 1485 1980 2970 5940 223759 447518 671277 895036 1118795 1342554 2013831 2237590 2461349 2685108 3356385 4027662 4475180 4922698 6041493 6712770 7384047 8055324 9845396 10069155 12082986 12306745 13425540 14768094 20138310 22152141 24165972 24613490 29536188 30207465 36920235 40276620 44304282 49226980 60414930 66456423 73840470 88608564 110760705 120829860 132912846 147680940 221521410 265825692 332282115 443042820 664564230 1329128460
• Sum of all divisors σ(n): 4511001600
• Sum of proper divisors (its aliquot sum) s(n): 3181873140
• 1329128460 is an abundant number, because the sum of its proper divisors (3181873140) is greater than itself. Its abundance is 1852744680

Bases of 1329128460

• Binary: 1001111001110001110010000001100₂
• Hexadecimal: 0x4F38E40C
• Base-36: LZBU30

Squares and roots of 1329128460

• 1329128460 squared (1329128460²) is 1766582463181971600
• 1329128460 cubed (1329128460³) is 2348015028752060612471736000
• The square root of 1329128460 is 36457.2141009155
• The cube root of 1329128460 is 1099.4841824003

Scales and comparisons

• 1,329,128,460 seconds is equal to 42 years, 13 weeks, 4 days, 10 hours, 21 minutes.
• To count from 1 to 1,329,128,460 would take you about eighty-four 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 1329128460 cubic inches would be around 91.6 feet tall.

Recreational maths with 1329128460

• 1329128460 backwards is 0648219231
• 1329128460 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1329128460's digits is 36
• More coming soon!