401909732147155831872

Names of 401909732147155831872

• Cardinal: 401909732147155831872 can be written as Four hundred one quintillion, nine hundred nine quadrillion, seven hundred thirty-two trillion, one hundred forty-seven billion, one hundred fifty-five million, eight hundred thirty-one thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 4.01909732147155831872 × 10²⁰

Factors of 401909732147155831872

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 23003075328935226

Divisors of 401909732147155831872

• Number of divisors d(n): 112
• Complete list of divisors:
  1 2 3 4 6 7 8 12 13 14 16 21 24 26 28 32 39 42 48 52 56 64 78 84 91 96 104 112 156 168 182 192 208 224 273 312 336 364 416 448 546 624 672 728 832 1092 1248 1344 1456 2184 2496 2912 4368 5824 8736 17472 23003075328935201 46006150657870402 69009225986805603 92012301315740804 138018451973611206 161021527302546407 184024602631481608 276036903947222412 299039979276157613 322043054605092814 368049205262963216 483064581907639221 552073807894444824 598079958552315226 644086109210185628 736098410525926432 897119937828472839 966129163815278442 1104147615788889648 1196159917104630452 1288172218420371256 1472196821051852864 1794239875656945678 1932258327630556884 2093279854933103291 2208295231577779296 2392319834209260904 2576344436840742512 3588479751313891356 3864516655261113768 4186559709866206582 4416590463155558592 4784639668418521808 5152688873681485024 6279839564799309873 7176959502627782712 7729033310522227536 8373119419732413164 9569279336837043616 10305377747362970048 12559679129598619746 14353919005255565424 15458066621044455072 16746238839464826328 19138558673674087232 25119358259197239492 28707838010511130848 30916133242088910144 33492477678929652656 50238716518394478984 57415676021022261696 66984955357859305312 100477433036788957968 133969910715718610624 200954866073577915936 401909732147155831872
• Sum of all divisors σ(n): 1308782973915097252992
• Sum of proper divisors (its aliquot sum) s(n): 906873241767941421120
• 401909732147155831872 is an abundant number, because the sum of its proper divisors (906873241767941421120) is greater than itself. Its abundance is 504963509620785589248

Bases of 401909732147155831872

• Binary: 101011100100110011110001100111111101010010011100111100000110001000000₂
• Hexadecimal: 0x15C99E33FA939E0C40
• Base-36: 2CTIS5LFZOMYIO

Squares and roots of 401909732147155831872

• 401909732147155831872 squared (401909732147155831872²) is 161531432794598545921479995461940331024384
• 401909732147155831872 cubed (401909732147155831872³) is 64921054887823405005256928752826636167610073232208277436366848
• The square root of 401909732147155831872 is 20047686453.7321570679
• The cube root of 401909732147155831872 is 7379770.2412243435

Scales and comparisons

• 401,909,732,147,155,831,872 seconds is equal to 293,274,701,009 years, 3 weeks, 3 days, 15 hours, 30 minutes, 7 seconds.
• To count from 1 to 401,909,732,147,155,831,872 would take you about two hundred ninety-three billion, two hundred seventy-four million, seven hundred one thousand and nine 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 401909732147155831872 cubic inches would be around 614980.9 feet tall.

Recreational maths with 401909732147155831872

• 401909732147155831872 backwards is 278138551741237909104
• The number of decimal digits it has is: 21
• The sum of 401909732147155831872's digits is 87
• More coming soon!