29728280680

Names of 29728280680

• Cardinal: 29728280680 can be written as Twenty-nine billion, seven hundred twenty-eight million, two hundred eighty thousand, six hundred eighty.

Scientific notation

• Scientific notation: 2.972828068 × 10¹⁰

Factors of 29728280680

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 3263

Divisors of 29728280680

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 5 7 8 10 14 20 28 35 40 56 70 109 140 218 280 349 436 545 698 763 872 1090 1396 1526 1745 2180 2443 2791 2792 3052 3490 3815 4360 4886 5582 6104 6980 7630 9772 11164 12215 13955 13960 15260 19537 19544 22328 24430 27910 30520 38041 39074 48860 55820 76082 78148 97685 97720 111640 152164 156296 190205 195370 266287 304219 304328 380410 390740 532574 608438 760820 781480 974059 1065148 1216876 1331435 1521095 1521640 1948118 2129533 2130296 2433752 2662870 3042190 3896236 4259066 4870295 5325740 6084380 6818413 7792472 8518132 9740590 10647665 10651480 12168760 13636826 17036264 19481180 21295330 27273652 34092065 38962360 42590660 54547304 68184130 85181320 106172431 136368260 212344862 272736520 424689724 530862155 743207017 849379448 1061724310 1486414034 2123448620 2972828068 3716035085 4246897240 5945656136 7432070170 14864140340 29728280680
• Sum of all divisors σ(n): 77394240000
• Sum of proper divisors (its aliquot sum) s(n): 47665959320
• 29728280680 is an abundant number, because the sum of its proper divisors (47665959320) is greater than itself. Its abundance is 17937678640

Bases of 29728280680

• Binary: 11011101011111100011001000001101000₂
• Hexadecimal: 0x6EBF19068
• Base-36: DNNG86G

Squares and roots of 29728280680

• 29728280680 squared (29728280680²) is 883770672188861262400
• 29728280680 cubed (29728280680³) is 26272982599582737578206330432000
• The square root of 29728280680 is 172418.9104477813
• The cube root of 29728280680 is 3097.8229834855

Scales and comparisons

• 29,728,280,680 seconds is equal to 945 years, 13 weeks, 6 days, 7 hours, 44 minutes, 40 seconds.
• To count from 1 to 29,728,280,680 would take you about one thousand, eight hundred ninety 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 29728280680 cubic inches would be around 258.2 feet tall.

Recreational maths with 29728280680

• 29728280680 backwards is 08608282792
• The number of decimal digits it has is: 11
• The sum of 29728280680's digits is 52
• More coming soon!