668637300708

Names of 668637300708

• Cardinal: 668637300708 can be written as Six hundred sixty-eight billion, six hundred thirty-seven million, three hundred thousand, seven hundred eight.

Scientific notation

• Scientific notation: 6.68637300708 × 10¹¹

Factors of 668637300708

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 19897

Divisors of 668637300708

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 13 17 18 26 34 36 39 51 52 68 78 102 117 153 156 169 204 221 234 306 331 338 442 468 507 612 662 663 676 884 993 1014 1324 1326 1521 1986 1989 2028 2652 2873 2979 3042 3972 3978 4303 5627 5746 5958 6084 7956 8606 8619 11254 11492 11916 12909 16881 17212 17238 19531 22508 25818 25857 33762 34476 38727 39062 50643 51636 51714 55939 58593 67524 73151 77454 78124 101286 103428 111878 117186 146302 154908 167817 175779 202572 219453 223756 234372 253903 292604 332027 335634 351558 438906 503451 507806 658359 664054 671268 703116 761709 877812 950963 996081 1006902 1015612 1316718 1328108 1523418 1901926 1992162 2013804 2285127 2633436 2852889 2988243 3046836 3300739 3803852 3984324 4316351 4570254 5705778 5976486 6464761 6601478 8558667 8632702 9140508 9902217 11411556 11952972 12929522 12949053 13202956 17117334 17265404 19394283 19804434 25859044 25898106 29706651 34234668 38788566 38847159 39608868 51796212 56112563 58182849 59413302 77577132 77694318 84041893 109900937 112225126 116365698 118826604 155388636 168083786 168337689 219801874 224450252 232731396 252125679 329702811 336167572 336675378 439603748 504251358 505013067 659405622 673350756 756377037 989108433 1008502716 1010026134 1092544609 1318811244 1428712181 1512754074 1978216866 2020052268 2185089218 2857424362 3025508148 3277633827 3956433732 4286136543 4370178436 5714848724 6555267654 8572273086 9832901481 12858409629 13110535308 17144546172 18573258353 19665802962 25716819258 37146516706 39331605924 51433638516 55719775059 74293033412 111439550118 167159325177 222879100236 334318650354 668637300708
• Sum of all divisors σ(n): 1943791982496
• Sum of proper divisors (its aliquot sum) s(n): 1275154681788
• 668637300708 is an abundant number, because the sum of its proper divisors (1275154681788) is greater than itself. Its abundance is 606517381080

Bases of 668637300708

• Binary: 1001101110101101111000111000011111100100₂
• Hexadecimal: 0x9BADE387E4
• Base-36: 8J61DV50

Squares and roots of 668637300708

• 668637300708 squared (668637300708²) is 447075839898080417301264
• 668637300708 cubed (668637300708³) is 298931582801214460055031382996494912
• The square root of 668637300708 is 817702.4524287547
• The cube root of 668637300708 is 8744.4037171189

Scales and comparisons

• 668,637,300,708 seconds is equal to 21,260 years, 31 weeks, 15 hours, 31 minutes, 48 seconds.
• To count from 1 to 668,637,300,708 would take you about forty-two thousand, five hundred twenty-one 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 668637300708 cubic inches would be around 728.7 feet tall.

Recreational maths with 668637300708

• 668637300708 backwards is 807003736866
• The number of decimal digits it has is: 12
• The sum of 668637300708's digits is 54
• More coming soon!