381938720256

Names of 381938720256

• Cardinal: 381938720256 can be written as Three hundred eighty-one billion, nine hundred thirty-eight million, seven hundred twenty thousand, two hundred fifty-six.

Scientific notation

• Scientific notation: 3.81938720256 × 10¹¹

Factors of 381938720256

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 739

Divisors of 381938720256

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 61 64 72 96 108 122 128 144 183 192 216 244 256 288 366 384 432 488 512 549 576 673 732 768 864 976 1098 1152 1346 1464 1536 1647 1728 1952 2019 2196 2304 2692 2928 3294 3456 3904 4038 4392 4608 5384 5856 6057 6588 6912 7808 8076 8784 10768 11712 12114 13176 13824 15616 16152 17568 18171 21536 23424 24228 26352 31232 32304 35136 36342 41053 43072 46848 48456 52704 64608 70272 72684 82106 86144 93696 96912 105408 123159 129216 140544 145368 164212 172288 193824 210816 246318 258432 281088 290736 328424 344576 369477 387648 421632 452929 492636 516864 581472 656848 738954 775296 843264 905858 985272 1033728 1108431 1162944 1313696 1358787 1477908 1550592 1811716 1970544 2216862 2325888 2627392 2717574 2955816 3101184 3623432 3941088 4076361 4433724 4651776 5254784 5435148 5911632 7246864 7882176 8152722 8867448 9303552 10509568 10870296 11823264 12229083 14493728 15764352 16305444 17734896 21019136 21740592 23646528 24458166 27628669 28987456 31528704 32610888 35469792 43481184 47293056 48916332 55257338 57974912 63057408 65221776 70939584 82886007 86962368 94586112 97832664 110514676 115949824 130443552 141879168 165772014 173924736 189172224 195665328 221029352 231899648 248658021 260887104 283758336 331544028 347849472 391330656 442058704 497316042 521774208 567516672 663088056 695698944 745974063 782661312 884117408 994632084 1043548416 1326176112 1491948126 1565322624 1768234816 1989264168 2087096832 2652352224 2983896252 3130645248 3536469632 3978528336 5304704448 5967792504 6261290496 7072939264 7957056672 10609408896 11935585008 14145878528 15914113344 21218817792 23871170016 31828226688 42437635584 47742340032 63656453376 95484680064 127312906752 190969360128 381938720256
• Sum of all divisors σ(n): 1150808955120
• Sum of proper divisors (its aliquot sum) s(n): 768870234864
• 381938720256 is an abundant number, because the sum of its proper divisors (768870234864) is greater than itself. Its abundance is 386931514608

Bases of 381938720256

• Binary: 101100011101101010100100101111000000000₂
• Hexadecimal: 0x58ED525E00
• Base-36: 4VGKGAO0

Squares and roots of 381938720256

• 381938720256 squared (381938720256²) is 145877186030791024705536
• 381938720256 cubed (381938720256³) is 55716145747146764187403299078537216
• The square root of 381938720256 is 618011.9094774793
• The cube root of 381938720256 is 7255.4534965373

Scales and comparisons

• 381,938,720,256 seconds is equal to 12,144 years, 24 weeks, 3 days, 57 minutes, 36 seconds.
• To count from 1 to 381,938,720,256 would take you about twenty-four thousand, two hundred eighty-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 381938720256 cubic inches would be around 604.6 feet tall.

Recreational maths with 381938720256

• 381938720256 backwards is 652027839183
• 381938720256 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 381938720256's digits is 54
• More coming soon!