401813140

Names of 401813140

• Cardinal: 401813140 can be written as Four hundred one million, eight hundred thirteen thousand, one hundred forty.

Scientific notation

• Scientific notation: 4.0181314 × 10⁸

Factors of 401813140

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 431

Divisors of 401813140

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 4 5 10 19 20 38 53 71 76 95 106 142 190 212 265 281 284 355 380 530 562 710 1007 1060 1124 1349 1405 1420 2014 2698 2810 3763 4028 5035 5339 5396 5620 6745 7526 10070 10678 13490 14893 15052 18815 19951 20140 21356 26695 26980 29786 37630 39902 53390 59572 71497 74465 75260 79804 99755 106780 142994 148930 199510 282967 285988 297860 357485 379069 399020 565934 714970 758138 1057403 1131868 1414835 1429940 1516276 1895345 2114806 2829670 3790690 4229612 5287015 5659340 7581380 10574030 20090657 21148060 40181314 80362628 100453285 200906570 401813140
• Sum of all divisors σ(n): 920989440
• Sum of proper divisors (its aliquot sum) s(n): 519176300
• 401813140 is an abundant number, because the sum of its proper divisors (519176300) is greater than itself. Its abundance is 117363160

Bases of 401813140

• Binary: 10111111100110010111010010100₂
• Hexadecimal: 0x17F32E94
• Base-36: 6N8904

Squares and roots of 401813140

• 401813140 squared (401813140²) is 161453799476659600
• 401813140 cubed (401813140³) is 64874258132646950587144000
• The square root of 401813140 is 20045.2772492675
• The cube root of 401813140 is 737.9178993231

Scales and comparisons

• 401,813,140 seconds is equal to 12 years, 40 weeks, 2 days, 14 hours, 45 minutes, 40 seconds.
• To count from 1 to 401,813,140 would take you about nineteen 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 401813140 cubic inches would be around 61.5 feet tall.

Recreational maths with 401813140

• 401813140 backwards is 041318104
• The number of decimal digits it has is: 9
• The sum of 401813140's digits is 22
• More coming soon!