28490247200

Names of 28490247200

• Cardinal: 28490247200 can be written as Twenty-eight billion, four hundred ninety million, two hundred forty-seven thousand, two hundred.

Scientific notation

• Scientific notation: 2.84902472 × 10¹⁰

Factors of 28490247200

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 2957

Divisors of 28490247200

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 16 20 23 25 32 40 46 50 80 92 100 115 160 184 200 230 368 400 460 529 575 736 800 920 1058 1150 1840 2116 2300 2645 2927 3680 4232 4600 5290 5854 8464 9200 10580 11708 12167 13225 14635 16928 18400 21160 23416 24334 26450 29270 42320 46832 48668 52900 58540 60835 67321 73175 84640 93664 97336 105800 117080 121670 134642 146350 194672 211600 234160 243340 269284 292700 304175 336605 389344 423200 468320 486680 538568 585400 608350 673210 973360 1077136 1170800 1216700 1346420 1548383 1683025 1946720 2154272 2341600 2433400 2692840 3096766 3366050 4866800 5385680 6193532 6732100 7741915 9733600 10771360 12387064 13464200 15483830 24774128 26928400 30967660 35612809 38709575 49548256 53856800 61935320 71225618 77419150 123870640 142451236 154838300 178064045 247741280 284902472 309676600 356128090 569804944 619353200 712256180 890320225 1139609888 1238706400 1424512360 1780640450 2849024720 3561280900 5698049440 7122561800 14245123600 28490247200
• Sum of all divisors σ(n): 72737844480
• Sum of proper divisors (its aliquot sum) s(n): 44247597280
• 28490247200 is an abundant number, because the sum of its proper divisors (44247597280) is greater than itself. Its abundance is 15757350080

Bases of 28490247200

• Binary: 11010100010001001101010110000100000₂
• Hexadecimal: 0x6A226AC20
• Base-36: D36CVFK

Squares and roots of 28490247200

• 28490247200 squared (28490247200²) is 811694185517107840000
• 28490247200 cubed (28490247200³) is 23125367996185062190658048000000
• The square root of 28490247200 is 168790.5423890805
• The cube root of 28490247200 is 3054.2089056429

Scales and comparisons

• 28,490,247,200 seconds is equal to 905 years, 46 weeks, 6 days, 5 hours, 33 minutes, 20 seconds.
• To count from 1 to 28,490,247,200 would take you about one thousand, eight hundred eleven 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 28490247200 cubic inches would be around 254.5 feet tall.

Recreational maths with 28490247200

• 28490247200 backwards is 00274209482
• The number of decimal digits it has is: 11
• The sum of 28490247200's digits is 38
• More coming soon!