491397996628

Names of 491397996628

• Cardinal: 491397996628 can be written as Four hundred ninety-one billion, three hundred ninety-seven million, nine hundred ninety-six thousand, six hundred twenty-eight.

Scientific notation

• Scientific notation: 4.91397996628 × 10¹¹

Factors of 491397996628

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 194

Divisors of 491397996628

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 7 11 14 22 28 44 47 77 94 121 127 154 188 242 254 308 329 484 508 517 658 847 889 1034 1316 1331 1397 1694 1778 2068 2209 2662 2794 3388 3556 3619 4418 5324 5588 5687 5969 7238 8836 9317 9779 11374 11938 14476 15367 15463 18634 19558 22748 23876 24299 30734 30926 37268 39116 39809 41783 48598 61468 61852 62557 65659 79618 83566 97196 103823 107569 125114 131318 159236 167132 169037 170093 207646 215138 250228 262636 267289 280543 338074 340186 415292 430276 437899 459613 534578 561086 676148 680372 722249 726761 875798 919226 1069156 1122172 1142053 1183259 1444498 1453522 1751596 1838452 1871023 1963801 2284106 2366518 2888996 2907044 2940179 3085973 3742046 3927602 4568212 4733036 5055743 5880358 6171946 7484092 7855204 7944739 7994371 10111486 11760716 12343892 12562583 13185521 15889478 15988742 20222972 20581253 21601811 25125166 26371042 31778956 31977484 33945703 41162506 43203622 50250332 52742084 55613173 67891406 82325012 86407244 87938081 92298647 111226346 135782812 138188413 145040731 175876162 184597294 222452692 237619921 276376826 290081462 351752324 369194588 373402733 475239842 552753652 580162924 746805466 950479684 967318891 1015285117 1493610932 1595448041 1934637782 2030570234 2613819131 3190896082 3869275564 4061140468 5227638262 6381792164 10455276524 11168136287 17549928451 22336272574 35099856902 44672545148 70199713804 122849499157 245698998314 491397996628
• Sum of all divisors σ(n): 1113198428160
• Sum of proper divisors (its aliquot sum) s(n): 621800431532
• 491397996628 is an abundant number, because the sum of its proper divisors (621800431532) is greater than itself. Its abundance is 130402434904

Bases of 491397996628

• Binary: 111001001101001100110100110000001010100₂
• Hexadecimal: 0x72699A6054
• Base-36: 69QTOGUS

Squares and roots of 491397996628

• 491397996628 squared (491397996628²) is 241471991090011899370384
• 491397996628 cubed (491397996628³) is 118658852663406113371287832155065152
• The square root of 491397996628 is 700997.8577913059
• The cube root of 491397996628 is 7891.2256190043

Scales and comparisons

• 491,397,996,628 seconds is equal to 15,624 years, 48 weeks, 4 days, 19 hours, 30 minutes, 28 seconds.
• To count from 1 to 491,397,996,628 would take you about thirty-one thousand, two hundred forty-nine 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 491397996628 cubic inches would be around 657.6 feet tall.

Recreational maths with 491397996628

• 491397996628 backwards is 826699793194
• The number of decimal digits it has is: 12
• The sum of 491397996628's digits is 73
• More coming soon!