400125990168

Names of 400125990168

• Cardinal: 400125990168 can be written as Four hundred billion, one hundred twenty-five million, nine hundred ninety thousand, one hundred sixty-eight.

Scientific notation

• Scientific notation: 4.00125990168 × 10¹¹

Factors of 400125990168

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 26094

Divisors of 400125990168

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 8 9 12 18 24 36 67 72 134 201 268 402 536 603 804 1206 1608 2412 3719 4824 7438 11157 14876 22303 22314 29752 33471 44606 44628 66909 66942 89212 89256 133818 133884 178424 200727 249173 267636 267768 401454 498346 535272 747519 802908 996692 1494301 1495038 1605816 1993384 2242557 2988602 2990076 4482903 4485114 5977204 5980152 8965806 8970228 11954408 13448709 17931612 17940456 26897418 35863224 53794836 82944857 107589672 165889714 248834571 331779428 497669142 663558856 746503713 995338284 1493007426 1990676568 2986014852 5557305419 5972029704 11114610838 16671916257 22229221676 33343832514 44458443352 50015748771 66687665028 100031497542 133375330056 200062995084 400125990168
• Sum of all divisors σ(n): 1100193868800
• Sum of proper divisors (its aliquot sum) s(n): 700067878632
• 400125990168 is an abundant number, because the sum of its proper divisors (700067878632) is greater than itself. Its abundance is 299941888464

Bases of 400125990168

• Binary: 101110100101001010111100001010100011000₂
• Hexadecimal: 0x5D295E1518
• Base-36: 53TCOLY0

Squares and roots of 400125990168

• 400125990168 squared (400125990168²) is 160100808007922432668224
• 400125990168 cubed (400125990168³) is 64060494330866826959912438230021632
• The square root of 400125990168 is 632555.1281651269
• The cube root of 400125990168 is 7368.8365023205

Scales and comparisons

• 400,125,990,168 seconds is equal to 12,722 years, 39 weeks, 6 days, 20 hours, 22 minutes, 48 seconds.
• To count from 1 to 400,125,990,168 would take you about twenty-five thousand, four hundred forty-five 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 400125990168 cubic inches would be around 614.1 feet tall.

Recreational maths with 400125990168

• 400125990168 backwards is 861099521004
• The number of decimal digits it has is: 12
• The sum of 400125990168's digits is 45
• More coming soon!