12198420

Names of 12198420

• Cardinal: 12198420 can be written as Twelve million, one hundred ninety-eight thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.219842 × 10⁷

Factors of 12198420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 424

Divisors of 12198420

• Number of divisors d(n): 108
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 30 36 39 45 52 60 65 78 90 117 130 156 169 180 195 234 260 338 390 401 468 507 585 676 780 802 845 1014 1170 1203 1521 1604 1690 2005 2028 2340 2406 2535 3042 3380 3609 4010 4812 5070 5213 6015 6084 7218 7605 8020 10140 10426 12030 14436 15210 15639 18045 20852 24060 26065 30420 31278 36090 46917 52130 62556 67769 72180 78195 93834 104260 135538 156390 187668 203307 234585 271076 312780 338845 406614 469170 609921 677690 813228 938340 1016535 1219842 1355380 2033070 2439684 3049605 4066140 6099210 12198420
• Sum of all divisors σ(n): 40167036
• Sum of proper divisors (its aliquot sum) s(n): 27968616
• 12198420 is an abundant number, because the sum of its proper divisors (27968616) is greater than itself. Its abundance is 15770196

Bases of 12198420

• Binary: 101110100010001000010100₂
• Hexadecimal: 0xBA2214
• Base-36: 79GD0

Squares and roots of 12198420

• 12198420 squared (12198420²) is 148801450496400
• 12198420 cubed (12198420³) is 1815142589764295688000
• The square root of 12198420 is 3492.6236556491
• The cube root of 12198420 is 230.1978134371

Scales and comparisons

• 12,198,420 seconds is equal to 20 weeks, 1 day, 4 hours, 27 minutes.
• To count from 1 to 12,198,420 would take you about thirty weeks!

  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 12198420 cubic inches would be around 19.2 feet tall.

Recreational maths with 12198420

• 12198420 backwards is 02489121
• The number of decimal digits it has is: 8
• The sum of 12198420's digits is 27
• More coming soon!