401409648

Names of 401409648

• Cardinal: 401409648 can be written as Four hundred one million, four hundred nine thousand, six hundred forty-eight.

Scientific notation

• Scientific notation: 4.01409648 × 10⁸

Factors of 401409648

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 213

Divisors of 401409648

• Number of divisors d(n): 120
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 29 36 48 54 58 72 87 108 116 144 174 179 216 232 261 348 358 432 464 522 537 696 716 783 1044 1074 1392 1432 1566 1611 2088 2148 2864 3132 3222 4176 4296 4833 5191 6264 6444 8592 9666 10382 12528 12888 15573 19332 20764 25776 31146 32041 38664 41528 46719 62292 64082 77328 83056 93438 96123 124584 128164 140157 186876 192246 249168 256328 280314 288369 373752 384492 512656 560628 576738 747504 768984 865107 929189 1121256 1153476 1537968 1730214 1858378 2242512 2306952 2787567 3460428 3716756 4613904 5575134 6920856 7433512 8362701 11150268 13841712 14867024 16725402 22300536 25088103 33450804 44601072 50176206 66901608 100352412 133803216 200704824 401409648
• Sum of all divisors σ(n): 1198621200
• Sum of proper divisors (its aliquot sum) s(n): 797211552
• 401409648 is an abundant number, because the sum of its proper divisors (797211552) is greater than itself. Its abundance is 395801904

Bases of 401409648

• Binary: 10111111011010000011001110000₂
• Hexadecimal: 0x17ED0670
• Base-36: 6MZLO0

Squares and roots of 401409648

• 401409648 squared (401409648²) is 161129705507483904
• 401409648 cubed (401409648³) is 64679018370102775270305792
• The square root of 401409648 is 20035.2102060347
• The cube root of 401409648 is 737.6708162411

Scales and comparisons

• 401,409,648 seconds is equal to 12 years, 39 weeks, 4 days, 22 hours, 40 minutes, 48 seconds.
• To count from 1 to 401,409,648 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 401409648 cubic inches would be around 61.5 feet tall.

Recreational maths with 401409648

• 401409648 backwards is 846904104
• 401409648 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 401409648's digits is 36
• More coming soon!