421242516

Names of 421242516

• Cardinal: 421242516 can be written as Four hundred twenty-one million, two hundred forty-two thousand, five hundred sixteen.

Scientific notation

• Scientific notation: 4.21242516 × 10⁸

Factors of 421242516

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 441

Divisors of 421242516

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 23 29 36 46 53 58 69 87 92 106 116 138 159 174 207 212 261 276 318 331 348 414 477 522 636 662 667 828 954 993 1044 1219 1324 1334 1537 1908 1986 2001 2438 2668 2979 3074 3657 3972 4002 4611 4876 5958 6003 6148 7314 7613 8004 9222 9599 10971 11916 12006 13833 14628 15226 17543 18444 19198 21942 22839 24012 27666 28797 30452 35086 35351 38396 43884 45678 52629 55332 57594 68517 70172 70702 86391 91356 105258 106053 115188 137034 141404 157887 172782 210516 212106 220777 274068 315774 318159 345564 403489 424212 441554 508747 631548 636318 662331 806978 883108 1017494 1210467 1272636 1324662 1526241 1613956 1986993 2034988 2420934 2649324 3052482 3631401 3973986 4578723 4841868 6104964 7262802 7947972 9157446 11701181 14525604 18314892 23402362 35103543 46804724 70207086 105310629 140414172 210621258 421242516
• Sum of all divisors σ(n): 1174642560
• Sum of proper divisors (its aliquot sum) s(n): 753400044
• 421242516 is an abundant number, because the sum of its proper divisors (753400044) is greater than itself. Its abundance is 332157528

Bases of 421242516

• Binary: 11001000110111010011010010100₂
• Hexadecimal: 0x191BA694
• Base-36: 6YSOT0

Squares and roots of 421242516

• 421242516 squared (421242516²) is 177445257286010256
• 421242516 cubed (421242516³) is 74747486631426291839244096
• The square root of 421242516 is 20524.1934311681
• The cube root of 421242516 is 749.6250072053

Scales and comparisons

• 421,242,516 seconds is equal to 13 years, 20 weeks, 3 days, 11 hours, 48 minutes, 36 seconds.
• To count from 1 to 421,242,516 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 421242516 cubic inches would be around 62.5 feet tall.

Recreational maths with 421242516

• 421242516 backwards is 615242124
• The number of decimal digits it has is: 9
• The sum of 421242516's digits is 27
• More coming soon!