428986368

Names of 428986368

• Cardinal: 428986368 can be written as Four hundred twenty-eight million, nine hundred eighty-six thousand, three hundred sixty-eight.

Scientific notation

• Scientific notation: 4.28986368 × 10⁸

Factors of 428986368

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 436

Divisors of 428986368

• Number of divisors d(n): 156
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 64 72 81 96 108 128 144 162 192 216 243 256 288 324 384 431 432 486 512 576 648 768 862 864 972 1024 1152 1293 1296 1536 1724 1728 1944 2048 2304 2586 2592 3072 3448 3456 3879 3888 4096 4608 5172 5184 6144 6896 6912 7758 7776 9216 10344 10368 11637 12288 13792 13824 15516 15552 18432 20688 20736 23274 27584 27648 31032 31104 34911 36864 41376 41472 46548 55168 55296 62064 62208 69822 82752 82944 93096 104733 110336 110592 124128 124416 139644 165504 165888 186192 209466 220672 248256 248832 279288 331008 331776 372384 418932 441344 496512 497664 558576 662016 744768 837864 882688 993024 995328 1117152 1324032 1489536 1675728 1765376 1986048 2234304 2648064 2979072 3351456 3972096 4468608 5296128 5958144 6702912 7944192 8937216 11916288 13405824 15888384 17874432 23832576 26811648 35748864 47665152 53623296 71497728 107246592 142995456 214493184 428986368
• Sum of all divisors σ(n): 1288018368
• Sum of proper divisors (its aliquot sum) s(n): 859032000
• 428986368 is an abundant number, because the sum of its proper divisors (859032000) is greater than itself. Its abundance is 430045632

Bases of 428986368

• Binary: 11001100100011101000000000000₂
• Hexadecimal: 0x1991D000
• Base-36: 73EO00

Squares and roots of 428986368

• 428986368 squared (428986368²) is 184029303929831424
• 428986368 cubed (428986368³) is 78946062698426509434028032
• The square root of 428986368 is 20711.9860950127
• The cube root of 428986368 is 754.1906846043

Scales and comparisons

• 428,986,368 seconds is equal to 13 years, 33 weeks, 2 days, 2 hours, 52 minutes, 48 seconds.
• To count from 1 to 428,986,368 would take you about twenty 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 428986368 cubic inches would be around 62.8 feet tall.

Recreational maths with 428986368

• 428986368 backwards is 863689824
• 428986368 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 428986368's digits is 54
• More coming soon!