1815120790452

Names of 1815120790452

• Cardinal: 1815120790452 can be written as One trillion, eight hundred fifteen billion, one hundred twenty million, seven hundred ninety thousand, four hundred fifty-two.

Scientific notation

• Scientific notation: 1.815120790452 × 10¹²

Factors of 1815120790452

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 23965

Divisors of 1815120790452

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 53 61 106 122 159 183 212 244 318 366 477 549 636 673 732 954 1098 1346 1908 2019 2196 2692 3233 4038 6057 6466 8076 9699 12114 12932 19398 23173 24228 29097 35669 38796 41053 46346 58194 69519 71338 82106 92692 107007 116388 123159 139038 142676 164212 208557 214014 246318 278076 321021 369477 417114 428028 492636 642042 738954 834228 1228169 1284084 1413553 1477908 2175809 2456338 2827106 3684507 4240659 4351618 4912676 5654212 6527427 7369014 8481318 8703236 11053521 12721977 13054854 14738028 15595429 16962636 19582281 22107042 25443954 26109708 31190858 39164562 44214084 46786287 50887908 62381716 74918309 78329124 93572574 140358861 149836618 187145148 224754927 280717722 299673236 449509854 561435444 674264781 826557737 899019708 951321169 1348529562 1653115474 1902642338 2479673211 2697059124 2853963507 3306230948 3805284676 4959346422 5707927014 7439019633 8561890521 9918692844 11415854028 14878039266 17123781042 29756078532 34247562084 50420021957 100840043914 151260065871 201680087828 302520131742 453780197613 605040263484 907560395226 1815120790452
• Sum of all divisors σ(n): 4758693580368
• Sum of proper divisors (its aliquot sum) s(n): 2943572789916
• 1815120790452 is an abundant number, because the sum of its proper divisors (2943572789916) is greater than itself. Its abundance is 1128451999464

Bases of 1815120790452

• Binary: 11010011010011101101000010100001110110100₂
• Hexadecimal: 0x1A69DA143B4
• Base-36: N5US1XH0

Squares and roots of 1815120790452

• 1815120790452 squared (1815120790452²) is 3294663483931093294364304
• 1815120790452 cubed (1815120790452³) is 5980212187226346260767092193332825408
• The square root of 1815120790452 is 1347264.1873263017
• The cube root of 1815120790452 is 12198.3711666957

Scales and comparisons

• 1,815,120,790,452 seconds is equal to 57,715 years, 11 weeks, 5 days, 11 hours, 34 minutes, 12 seconds.
• To count from 1 to 1,815,120,790,452 would take you about one hundred forty-four thousand, two hundred eighty-eight 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 1815120790452 cubic inches would be around 1016.5 feet tall.

Recreational maths with 1815120790452

• 1815120790452 backwards is 2540970215181
• The number of decimal digits it has is: 13
• The sum of 1815120790452's digits is 45
• More coming soon!