1422858987

Names of 1422858987

• Cardinal: 1422858987 can be written as One billion, four hundred twenty-two million, eight hundred fifty-eight thousand, nine hundred eighty-seven.

Scientific notation

• Scientific notation: 1.422858987 × 10⁹

Factors of 1422858987

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 147

Divisors of 1422858987

• Number of divisors d(n): 96
• Complete list of divisors:
  1 3 9 11 27 29 31 33 73 87 93 99 219 261 279 297 319 341 657 783 803 837 899 957 1023 1971 2117 2263 2409 2697 2871 3069 5329 6351 6789 7227 8091 8613 9207 9889 15987 19053 20367 21681 23287 24273 24893 29667 47961 57159 58619 61101 65627 69861 74679 89001 143883 154541 165199 175857 196881 209583 224037 267003 463623 495597 527571 590643 628749 672111 721897 1390869 1486791 1582713 1699951 1771929 1817189 2165691 4172607 4460373 4790771 5099853 5451567 6497073 14372313 15299559 16354701 19491219 43116939 45898677 49064103 52698481 129350817 158095443 474286329 1422858987
• Sum of all divisors σ(n): 2489702400
• Sum of proper divisors (its aliquot sum) s(n): 1066843413
• 1422858987 is a deficient number, because the sum of its proper divisors (1066843413) is less than itself. Its deficiency is 356015574

Bases of 1422858987

• Binary: 1010100110011110001101011101011₂
• Hexadecimal: 0x54CF1AEB
• Base-36: NJ4T0R

Squares and roots of 1422858987

• 1422858987 squared (1422858987²) is 2024527696886666169
• 1422858987 cubed (1422858987³) is 2880617427945604879030510803
• The square root of 1422858987 is 37720.8031065087
• The cube root of 1422858987 is 1124.7446958441

Scales and comparisons

• 1,422,858,987 seconds is equal to 45 years, 12 weeks, 4 days, 6 hours, 36 minutes, 27 seconds.
• To count from 1 to 1,422,858,987 would take you about ninety 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 1422858987 cubic inches would be around 93.7 feet tall.

Recreational maths with 1422858987

• 1422858987 backwards is 7898582241
• The number of decimal digits it has is: 10
• The sum of 1422858987's digits is 54
• More coming soon!