1268390088

Names of 1268390088

• Cardinal: 1268390088 can be written as One billion, two hundred sixty-eight million, three hundred ninety thousand and eighty-eight.

Scientific notation

• Scientific notation: 1.268390088 × 10⁹

Factors of 1268390088

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1642

Divisors of 1268390088

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 18 21 24 28 36 42 49 56 63 72 84 98 126 147 168 196 252 263 294 392 441 504 526 588 789 882 1052 1176 1367 1578 1764 1841 2104 2367 2734 3156 3528 3682 4101 4734 5468 5523 6312 7364 8202 9468 9569 10936 11046 12303 12887 14728 16404 16569 18936 19138 22092 24606 25774 28707 32808 33138 38276 38661 44184 49212 51548 57414 66276 66983 76552 77322 86121 98424 103096 114828 115983 132552 133966 154644 172242 200949 229656 231966 267932 309288 344484 359521 401898 463932 535864 602847 688968 719042 803796 927864 1078563 1205694 1438084 1607592 2157126 2411388 2516647 2876168 3235689 4314252 4822776 5033294 6471378 7549941 8628504 10066588 12942756 15099882 17616529 20133176 22649823 25885512 30199764 35233058 45299646 52849587 60399528 70466116 90599292 105699174 140932232 158548761 181198584 211398348 317097522 422796696 634195044 1268390088
• Sum of all divisors σ(n): 4014204480
• Sum of proper divisors (its aliquot sum) s(n): 2745814392
• 1268390088 is an abundant number, because the sum of its proper divisors (2745814392) is greater than itself. Its abundance is 1477424304

Bases of 1268390088

• Binary: 1001011100110100001100011001000₂
• Hexadecimal: 0x4B9A18C8
• Base-36: KZ6020

Squares and roots of 1268390088

• 1268390088 squared (1268390088²) is 1608813415336647744
• 1268390088 cubed (1268390088³) is 2040602989454431181637161472
• The square root of 1268390088 is 35614.4645895457
• The cube root of 1268390088 is 1082.4743473627

Scales and comparisons

• 1,268,390,088 seconds is equal to 40 years, 17 weeks, 1 day, 10 hours, 34 minutes, 48 seconds.
• To count from 1 to 1,268,390,088 would take you about eighty 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 1268390088 cubic inches would be around 90.2 feet tall.

Recreational maths with 1268390088

• 1268390088 backwards is 8800938621
• The number of decimal digits it has is: 10
• The sum of 1268390088's digits is 45
• More coming soon!