7129361330

Names of 7129361330

• Cardinal: 7129361330 can be written as Seven billion, one hundred twenty-nine million, three hundred sixty-one thousand, three hundred thirty.

Scientific notation

• Scientific notation: 7.12936133 × 10⁹

Factors of 7129361330

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 278

Divisors of 7129361330

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 5 7 10 13 14 26 35 49 65 70 91 98 130 169 182 245 251 338 343 455 490 502 637 686 845 910 1183 1255 1274 1690 1715 1757 2366 2401 2510 3185 3263 3430 3514 4459 4802 5915 6370 6526 8281 8785 8918 11830 12005 12299 16315 16562 16807 17570 22295 22841 24010 24598 31213 32630 33614 41405 42419 44590 45682 57967 61495 62426 82810 84035 84838 86093 114205 115934 122990 156065 159887 168070 172186 212095 218491 228410 289835 296933 312130 319774 405769 424190 430465 436982 579670 593866 602651 799435 811538 860930 1092455 1119209 1205302 1484665 1598870 2028845 2078531 2184910 2238418 2840383 2969330 3013255 4057690 4157062 4218557 5596045 5680766 6026510 7834463 8437114 10392655 11192090 14201915 14549717 15668926 20785310 21092785 28403830 29099434 39172315 42185570 54841241 72748585 78344630 101848019 109682482 145497170 203696038 274206205 509240095 548412410 712936133 1018480190 1425872266 3564680665 7129361330
• Sum of all divisors σ(n): 16276365504
• Sum of proper divisors (its aliquot sum) s(n): 9147004174
• 7129361330 is an abundant number, because the sum of its proper divisors (9147004174) is greater than itself. Its abundance is 2017642844

Bases of 7129361330

• Binary: 110101000111100010110101110110010₂
• Hexadecimal: 0x1A8F16BB2
• Base-36: 39WMYEQ

Squares and roots of 7129361330

• 7129361330 squared (7129361330²) is 50827792973699368900
• 7129361330 cubed (7129361330³) is 362369701715937987681064637000
• The square root of 7129361330 is 84435.5454177919
• The cube root of 7129361330 is 1924.6431073903

Scales and comparisons

• 7,129,361,330 seconds is equal to 226 years, 35 weeks, 6 days, 18 hours, 8 minutes, 50 seconds.
• To count from 1 to 7,129,361,330 would take you about four hundred fifty-three 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 7129361330 cubic inches would be around 160.4 feet tall.

Recreational maths with 7129361330

• 7129361330 backwards is 0331639217
• 7129361330 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 7129361330's digits is 35
• More coming soon!