30707012730

Names of 30707012730

• Cardinal: 30707012730 can be written as Thirty billion, seven hundred seven million, twelve thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 3.070701273 × 10¹⁰

Factors of 30707012730

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 15016

Divisors of 30707012730

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 3 5 6 10 15 23 30 41 46 69 73 82 115 123 138 146 205 219 230 246 345 365 410 438 615 690 730 943 1095 1230 1679 1886 2190 2829 2993 3358 4715 5037 5658 5986 8395 8979 9430 10074 14145 14869 14965 16790 17958 25185 28290 29738 29930 44607 44895 50370 68839 74345 89214 89790 137678 148690 206517 223035 341987 344195 413034 446070 609629 683974 688390 1025961 1032585 1085437 1219258 1709935 1828887 2051922 2065170 2170874 3048145 3256311 3419870 3657774 5129805 5427185 6096290 6512622 9144435 10259610 10854370 14021467 16281555 18288870 24965051 28042934 32563110 42064401 44502917 49930102 70107335 74895153 84128802 89005834 124825255 133508751 140214670 149790306 210322005 222514585 249650510 267017502 374475765 420644010 445029170 667543755 748951530 1023567091 1335087510 2047134182 3070701273 5117835455 6141402546 10235670910 15353506365 30707012730
• Sum of all divisors σ(n): 79861178880
• Sum of proper divisors (its aliquot sum) s(n): 49154166150
• 30707012730 is an abundant number, because the sum of its proper divisors (49154166150) is greater than itself. Its abundance is 18447153420

Bases of 30707012730

• Binary: 11100100110010001111101010001111010₂
• Hexadecimal: 0x72647D47A
• Base-36: E3U5UNU

Squares and roots of 30707012730

• 30707012730 squared (30707012730²) is 942920630800382052900
• 30707012730 cubed (30707012730³) is 28954275813366961787263833417000
• The square root of 30707012730 is 175234.1654187333
• The cube root of 30707012730 is 3131.4527013929

Scales and comparisons

• 30,707,012,730 seconds is equal to 976 years, 20 weeks, 1 day, 5 hours, 45 minutes, 30 seconds.
• To count from 1 to 30,707,012,730 would take you about one thousand, nine 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 30707012730 cubic inches would be around 261 feet tall.

Recreational maths with 30707012730

• 30707012730 backwards is 03721070703
• 30707012730 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 30707012730's digits is 30
• More coming soon!