30958128838

Names of 30958128838

• Cardinal: 30958128838 can be written as Thirty billion, nine hundred fifty-eight million, one hundred twenty-eight thousand, eight hundred thirty-eight.

Scientific notation

• Scientific notation: 3.0958128838 × 10¹⁰

Factors of 30958128838

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 774

Divisors of 30958128838

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 7 13 14 19 26 38 91 127 133 157 182 247 254 266 314 449 494 889 898 1099 1651 1729 1778 2041 2198 2413 2983 3143 3302 3458 4082 4826 5837 5966 6286 8531 11557 11674 14287 16891 17062 19939 20881 23114 28574 31369 33782 38779 39878 40859 41762 57023 59717 62738 70493 77558 81718 110903 114046 119434 139573 140986 219583 221806 259207 271453 279146 378841 399161 439166 493451 518414 542906 741299 757682 776321 798322 916409 986902 1083437 1339367 1482598 1552642 1814449 1832818 2166874 2651887 2678734 3628898 4924933 5189093 5303774 6414863 7584059 8952611 9375569 9849866 10378186 12829726 14084681 15168118 17411771 17905222 18751138 28169362 34474531 34823542 62668277 68949062 98592767 116383943 121882397 125336554 170099609 197185534 232767886 243764794 340199218 814687601 1190697263 1629375202 2211294917 2381394526 4422589834 15479064419 30958128838
• Sum of all divisors σ(n): 61157376000
• Sum of proper divisors (its aliquot sum) s(n): 30199247162
• 30958128838 is a deficient number, because the sum of its proper divisors (30199247162) is less than itself. Its deficiency is 758881676

Bases of 30958128838

• Binary: 11100110101001111111000111011000110₂
• Hexadecimal: 0x7353F8EC6
• Base-36: E7ZO53A

Squares and roots of 30958128838

• 30958128838 squared (30958128838²) is 958405741150207230244
• 30958128838 cubed (30958128838³) is 29670448413606993744292882176472
• The square root of 30958128838 is 175949.2223284889
• The cube root of 30958128838 is 3139.9656790303

Scales and comparisons

• 30,958,128,838 seconds is equal to 984 years, 19 weeks, 2 days, 16 hours, 13 minutes, 58 seconds.
• To count from 1 to 30,958,128,838 would take you about one thousand, nine hundred sixty-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 30958128838 cubic inches would be around 261.7 feet tall.

Recreational maths with 30958128838

• 30958128838 backwards is 83882185903
• The number of decimal digits it has is: 11
• The sum of 30958128838's digits is 55
• More coming soon!