31456412028

Names of 31456412028

• Cardinal: 31456412028 can be written as Thirty-one billion, four hundred fifty-six million, four hundred twelve thousand and twenty-eight.

Scientific notation

• Scientific notation: 3.1456412028 × 10¹⁰

Factors of 31456412028

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 23098

Divisors of 31456412028

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 3 4 6 9 12 18 36 83 166 249 332 467 498 747 934 996 1401 1494 1868 2802 2988 4203 5604 8406 16812 22543 38761 45086 67629 77522 90172 116283 135258 155044 202887 232566 270516 348849 405774 465132 697698 811548 1395396 1871069 3742138 5613207 7484276 10527581 11226414 16839621 21055162 22452828 31582743 33679242 42110324 63165486 67358484 94748229 126330972 189496458 378992916 873789223 1747578446 2621367669 3495156892 5242735338 7864103007 10485470676 15728206014 31456412028
• Sum of all divisors σ(n): 80648725248
• Sum of proper divisors (its aliquot sum) s(n): 49192313220
• 31456412028 is an abundant number, because the sum of its proper divisors (49192313220) is greater than itself. Its abundance is 17735901192

Bases of 31456412028

• Binary: 11101010010111100101100000101111100₂
• Hexadecimal: 0x752F2C17C
• Base-36: EG8C2V0

Squares and roots of 31456412028

• 31456412028 squared (31456412028²) is 989505857675303072784
• 31456412028 cubed (31456412028³) is 31126303963153859697267977045952
• The square root of 31456412028 is 177359.5557842881
• The cube root of 31456412028 is 3156.7224210893

Scales and comparisons

• 31,456,412,028 seconds is equal to 1,000 years, 11 weeks, 1 day, 20 hours, 13 minutes, 48 seconds.
• To count from 1 to 31,456,412,028 would take you about two thousand 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 31456412028 cubic inches would be around 263.1 feet tall.

Recreational maths with 31456412028

• 31456412028 backwards is 82021465413
• 31456412028 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31456412028's digits is 36
• More coming soon!