4961521728

Names of 4961521728

• Cardinal: 4961521728 can be written as Four billion, nine hundred sixty-one million, five hundred twenty-one thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 4.961521728 × 10⁹

Factors of 4961521728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4086

Divisors of 4961521728

• Number of divisors d(n): 224
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 23 24 27 31 32 36 46 48 54 62 64 69 72 92 93 96 108 124 138 144 184 186 192 207 216 248 276 279 288 368 372 414 432 496 552 558 576 621 713 736 744 828 837 864 992 1104 1116 1242 1426 1472 1488 1656 1674 1728 1984 2139 2208 2232 2484 2852 2976 3312 3348 4027 4278 4416 4464 4968 5704 5952 6417 6624 6696 8054 8556 8928 9936 11408 12081 12834 13248 13392 16108 17112 17856 19251 19872 22816 24162 25668 26784 32216 34224 36243 38502 39744 45632 48324 51336 53568 64432 68448 72486 77004 92621 96648 102672 108729 124837 128864 136896 144972 154008 185242 193296 205344 217458 249674 257728 277863 289944 308016 370484 374511 386592 410688 434916 499348 555726 579888 616032 740968 749022 773184 833589 869832 998696 1111452 1123533 1159776 1232064 1481936 1498044 1667178 1739664 1997392 2222904 2247066 2319552 2500767 2871251 2963872 2996088 3334356 3370599 3479328 3994784 4445808 4494132 5001534 5742502 5927744 5992176 6668712 6741198 6958656 7989568 8613753 8891616 8988264 10003068 11485004 11984352 13337424 13482396 17227506 17783232 17976528 20006136 22970008 23968704 25841259 26674848 26964792 34455012 35953056 40012272 45940016 51682518 53349696 53929584 68910024 71906112 77523777 80024544 91880032 103365036 107859168 137820048 155047554 160049088 183760064 206730072 215718336 275640096 310095108 413460144 551280192 620190216 826920288 1240380432 1653840576 2480760864 4961521728
• Sum of all divisors σ(n): 15715000320
• Sum of proper divisors (its aliquot sum) s(n): 10753478592
• 4961521728 is an abundant number, because the sum of its proper divisors (10753478592) is greater than itself. Its abundance is 5791956864

Bases of 4961521728

• Binary: 100100111101110101101000001000000₂
• Hexadecimal: 0x127BAD040
• Base-36: 2A1YMO0

Squares and roots of 4961521728

• 4961521728 squared (4961521728²) is 24616697857416105984
• 4961521728 cubed (4961521728³) is 122136281291181055776766820352
• The square root of 4961521728 is 70438.0701609577
• The cube root of 4961521728 is 1705.5781847851

Scales and comparisons

• 4,961,521,728 seconds is equal to 157 years, 39 weeks, 4 days, 28 minutes, 48 seconds.
• To count from 1 to 4,961,521,728 would take you about three hundred fifteen 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 4961521728 cubic inches would be around 142.1 feet tall.

Recreational maths with 4961521728

• 4961521728 backwards is 8271251694
• The number of decimal digits it has is: 10
• The sum of 4961521728's digits is 45
• More coming soon!