688269138493456

Names of 688269138493456

• Cardinal: 688269138493456 can be written as Six hundred eighty-eight trillion, two hundred sixty-nine billion, one hundred thirty-eight million, four hundred ninety-three thousand, four hundred fifty-six.

Scientific notation

• Scientific notation: 6.88269138493456 × 10¹⁴

Factors of 688269138493456

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 212

Divisors of 688269138493456

• Number of divisors d(n): 125
• Complete list of divisors:
  1 2 4 8 13 16 26 52 104 169 197 208 338 394 676 788 1352 1576 2197 2561 2704 3152 4394 5122 8788 10244 17576 20488 28561 33293 35152 38809 40976 57122 66586 77618 114244 133172 155236 228488 266344 310472 432809 456976 504517 532688 620944 865618 1009034 1731236 2018068 3462472 4036136 5626517 6558721 6924944 7645373 8072272 11253034 13117442 15290746 22506068 26234884 30581492 45012136 52469768 61162984 85263373 90024272 99389849 104939536 122325968 170526746 198779698 341053492 397559396 682106984 795118792 1108423849 1292068037 1364213968 1506138481 1590237584 2216847698 2584136074 3012276962 4433695396 5168272148 6024553924 8867390792 10336544296 12049107848 16796884481 17734781584 19579800253 20673088592 24098215696 33593768962 39159600506 67187537924 78319201012 134375075848 156638402024 218359498253 254537403289 268750151696 313276804048 436718996506 509074806578 873437993012 1018149613156 1746875986024 2036299226312 3308986242757 3493751972048 4072598452624 6617972485514 13235944971028 26471889942056 43016821155841 52943779884112 86033642311682 172067284623364 344134569246728 688269138493456
• Sum of all divisors σ(n): 1452014987408231
• Sum of proper divisors (its aliquot sum) s(n): 763745848914775
• 688269138493456 is an abundant number, because the sum of its proper divisors (763745848914775) is greater than itself. Its abundance is 75476710421319

Bases of 688269138493456

• Binary: 10011100011111101000100101100000101000000000010000₂
• Hexadecimal: 0x271FA25828010
• Base-36: 6RYYH6H5HS

Squares and roots of 688269138493456

• 688269138493456 squared (688269138493456²) is 473714407002524115765354823936
• 688269138493456 cubed (688269138493456³) is 326043006799565653403870515003681417168162816
• 688269138493456 is a perfect square number. Its square root is 26234884
• The cube root of 688269138493456 is 88291.6091691041

Scales and comparisons

• 688,269,138,493,456 seconds is equal to 21,884,829 years, 33 weeks, 4 days, 19 hours, 44 minutes, 16 seconds.
• To count from 1 to 688,269,138,493,456 would take you about fifty-four million, seven hundred twelve thousand and seventy-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 688269138493456 cubic inches would be around 7357.6 feet tall.

Recreational maths with 688269138493456

• 688269138493456 backwards is 654394831962886
• The number of decimal digits it has is: 15
• The sum of 688269138493456's digits is 82
• More coming soon!