40405400893358784

Names of 40405400893358784

• Cardinal: 40405400893358784 can be written as Forty quadrillion, four hundred five trillion, four hundred billion, eight hundred ninety-three million, three hundred fifty-eight thousand, seven hundred eighty-four.

Scientific notation

• Scientific notation: 4.0405400893358784 × 10¹⁶

Factors of 40405400893358784

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 731903

Divisors of 40405400893358784

• Number of divisors d(n): 126
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 32 36 48 64 72 96 131 144 192 262 288 393 524 576 786 1048 1179 1572 2096 2358 3144 4192 4716 6288 8384 9432 12576 18864 25152 37728 75456 731767 1463534 2195301 2927068 4390602 5854136 6585903 8781204 11708272 13171806 17562408 23416544 26343612 35124816 46833088 52687224 70249632 95861477 105374448 140499264 191722954 210748896 287584431 383445908 421497792 575168862 766891816 862753293 1150337724 1533783632 1725506586 2300675448 3067567264 3451013172 4601350896 6135134528 6902026344 9202701792 13804052688 18405403584 27608105376 55216210752 535482942289 1070965884578 1606448826867 2141931769156 3212897653734 4283863538312 4819346480601 6425795307468 8567727076624 9638692961202 12851590614936 17135454153248 19277385922404 25703181229872 34270908306496 38554771844808 51406362459744 70148265439859 77109543689616 102812724919488 140296530879718 154219087379232 210444796319577 280593061759436 308438174758464 420889592639154 561186123518872 631334388958731 841779185278308 1122372247037744 1262668777917462 1683558370556616 2244744494075488 2525337555834924 3367116741113232 4489488988150976 5050675111669848 6734233482226464 10101350223339696 13468466964452928 20202700446679392 40405400893358784
• Sum of all divisors σ(n): 116699028054590124
• Sum of proper divisors (its aliquot sum) s(n): 76293627161231340
• 40405400893358784 is an abundant number, because the sum of its proper divisors (76293627161231340) is greater than itself. Its abundance is 35888226267872556

Bases of 40405400893358784

• Binary: 10001111100011000111111101111111010000011000001011000000₂
• Hexadecimal: 0x8F8C7F7F4182C0
• Base-36: B1UIOX3DBK0

Squares and roots of 40405400893358784

• 40405400893358784 squared (40405400893358784²) is 1632596421353038820157116949958656
• 40405400893358784 cubed (40405400893358784³) is 65965712901832428486678768290216166503253774434304
• The square root of 40405400893358784 is 201010947.1978050851
• The cube root of 40405400893358784 is 343146.6842046409

Scales and comparisons

• 40,405,400,893,358,784 seconds is equal to 1,284,766,766 years, 15 weeks, 3 days, 9 hours, 26 minutes, 24 seconds.
• To count from 1 to 40,405,400,893,358,784 would take you about three billion, eight hundred fifty-four million, three hundred thousand, two hundred ninety-eight 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 40405400893358784 cubic inches would be around 28595.6 feet tall.

Recreational maths with 40405400893358784

• 40405400893358784 backwards is 48785339800450404
• 40405400893358784 is a Harshad number.
• The number of decimal digits it has is: 17
• The sum of 40405400893358784's digits is 72
• More coming soon!