30458999728

Names of 30458999728

• Cardinal: 30458999728 can be written as Thirty billion, four hundred fifty-eight million, nine hundred ninety-nine thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 3.0458999728 × 10¹⁰

Factors of 30458999728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 582

Divisors of 30458999728

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 4 8 16 23 46 47 89 92 94 178 184 188 356 368 376 421 712 752 842 1081 1424 1684 2047 2162 2209 3368 4094 4183 4324 4418 6736 8188 8366 8648 8836 9683 16376 16732 17296 17672 19366 19787 32752 33464 35344 37469 38732 39574 50807 66928 74938 77464 79148 96209 101614 149876 154928 158296 192418 196601 203228 299752 316592 384836 393202 406456 455101 599504 769672 786404 812912 861787 910202 929989 1539344 1572808 1723574 1761043 1820404 1859978 3145616 3447148 3522086 3640808 3719956 4521823 6894296 7044172 7281616 7439912 9043646 13788592 14088344 14879824 18087292 21389747 28176688 36174584 40503989 42779494 72349168 81007978 82769021 85558988 162015956 165538042 171117976 324031912 331076084 342235952 648063824 662152168 1324304336 1903687483 3807374966 7614749932 15229499864 30458999728
• Sum of all divisors σ(n): 63776319840
• Sum of proper divisors (its aliquot sum) s(n): 33317320112
• 30458999728 is an abundant number, because the sum of its proper divisors (33317320112) is greater than itself. Its abundance is 2858320384

Bases of 30458999728

• Binary: 11100010111011111110111001110110000₂
• Hexadecimal: 0x7177F73B0
• Base-36: DZQI2LS

Squares and roots of 30458999728

• 30458999728 squared (30458999728²) is 927750664430304073984
• 30458999728 cubed (30458999728³) is 28258357235534451064435947876352
• The square root of 30458999728 is 174525.0690531305
• The cube root of 30458999728 is 3122.9992433537

Scales and comparisons

• 30,458,999,728 seconds is equal to 968 years, 26 weeks, 17 hours, 15 minutes, 28 seconds.
• To count from 1 to 30,458,999,728 would take you about one thousand, nine hundred thirty-seven 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 30458999728 cubic inches would be around 260.2 feet tall.

Recreational maths with 30458999728

• 30458999728 backwards is 82799985403
• The number of decimal digits it has is: 11
• The sum of 30458999728's digits is 64
• More coming soon!