1028428668930

Names of 1028428668930

• Cardinal: 1028428668930 can be written as One trillion, twenty-eight billion, four hundred twenty-eight million, six hundred sixty-eight thousand, nine hundred thirty.

Scientific notation

• Scientific notation: 1.02842866893 × 10¹²

Factors of 1028428668930

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 37140891

Divisors of 1028428668930

• Number of divisors d(n): 64
• Complete list of divisors:
  1 2 3 5 6 10 13 15 26 30 39 65 71 78 130 142 195 213 355 390 426 710 923 1065 1846 2130 2769 4615 5538 9230 13845 27690 37140797 74281594 111422391 185703985 222844782 371407970 482830361 557111955 965660722 1114223910 1448491083 2414151805 2636996587 2896982166 4828303610 5273993174 7242455415 7910989761 13184982935 14484910830 15821979522 26369965870 34280955631 39554948805 68561911262 79109897610 102842866893 171404778155 205685733786 342809556310 514214334465 1028428668930
• Sum of all divisors σ(n): 2695530555648
• Sum of proper divisors (its aliquot sum) s(n): 1667101886718
• 1028428668930 is an abundant number, because the sum of its proper divisors (1667101886718) is greater than itself. Its abundance is 638673217788

Bases of 1028428668930

• Binary: 1110111101110011001000000010000000000010₂
• Hexadecimal: 0xEF73202002
• Base-36: D4GBVJLU

Squares and roots of 1028428668930

• 1028428668930 squared (1028428668930²) is 1057665527077131547344900
• 1028428668930 cubed (1028428668930³) is 1087733550185081270678426782623957000
• The square root of 1028428668930 is 1014114.7217795431
• The cube root of 1028428668930 is 10093.8781609939

Scales and comparisons

• 1,028,428,668,930 seconds is equal to 32,700 years, 44 weeks, 1 day, 14 hours, 15 minutes, 30 seconds.
• To count from 1 to 1,028,428,668,930 would take you about eighty-one thousand, seven hundred fifty-two 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 1028428668930 cubic inches would be around 841.2 feet tall.

Recreational maths with 1028428668930

• 1028428668930 backwards is 0398668248201
• The number of decimal digits it has is: 13
• The sum of 1028428668930's digits is 57
• More coming soon!