1401588990

Names of 1401588990

• Cardinal: 1401588990 can be written as One billion, four hundred one million, five hundred eighty-eight thousand, nine hundred ninety.

Scientific notation

• Scientific notation: 1.40158899 × 10⁹

Factors of 1401588990

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1023

Divisors of 1401588990

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 30 45 71 90 142 213 355 421 426 521 639 710 842 1042 1065 1263 1278 1563 2105 2130 2526 2605 3126 3195 3789 4210 4689 5210 6315 6390 7578 7815 9378 12630 15630 18945 23445 29891 36991 37890 46890 59782 73982 89673 110973 149455 179346 184955 219341 221946 269019 298910 332919 369910 438682 448365 538038 554865 658023 665838 896730 1096705 1109730 1316046 1345095 1664595 1974069 2193410 2690190 3290115 3329190 3948138 6580230 9870345 15573211 19740690 31146422 46719633 77866055 93439266 140158899 155732110 233598165 280317798 467196330 700794495 1401588990
• Sum of all divisors σ(n): 3711344832
• Sum of proper divisors (its aliquot sum) s(n): 2309755842
• 1401588990 is an abundant number, because the sum of its proper divisors (2309755842) is greater than itself. Its abundance is 908166852

Bases of 1401588990

• Binary: 1010011100010101000110011111110₂
• Hexadecimal: 0x538A8CFE
• Base-36: N6GWZI

Squares and roots of 1401588990

• 1401588990 squared (1401588990²) is 1964451696889220100
• 1401588990 cubed (1401588990³) is 2753353869746748141846699000
• The square root of 1401588990 is 37437.8016181507
• The cube root of 1401588990 is 1119.1120167123

Scales and comparisons

• 1,401,588,990 seconds is equal to 44 years, 29 weeks, 3 days, 2 hours, 16 minutes, 30 seconds.
• To count from 1 to 1,401,588,990 would take you about eighty-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 1401588990 cubic inches would be around 93.3 feet tall.

Recreational maths with 1401588990

• 1401588990 backwards is 0998851041
• 1401588990 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1401588990's digits is 45
• More coming soon!