385687394382420

Names of 385687394382420

• Cardinal: 385687394382420 can be written as Three hundred eighty-five trillion, six hundred eighty-seven billion, three hundred ninety-four million, three hundred eighty-two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 3.8568739438242 × 10¹⁴

Factors of 385687394382420

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 54941224294

Divisors of 385687394382420

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 13 15 18 20 26 27 30 36 39 45 52 54 60 65 78 90 108 117 130 135 156 180 195 234 260 270 351 390 468 540 585 702 780 1170 1404 1755 2340 3510 7020 54941224271 109882448542 164823672813 219764897084 274706121355 329647345626 494471018439 549412242710 659294691252 714235915523 824118364065 988942036878 1098824485420 1428471831046 1483413055317 1648236728130 1977884073756 2142707746569 2472355092195 2856943662092 2966826110634 3296473456260 3571179577615 4285415493138 4944710184390 5933652221268 6428123239707 7142359155230 7417065276585 8570830986276 9889420368780 10713538732845 12856246479414 14284718310460 14834130553170 19284369719121 21427077465690 25712492958828 29668261106340 32140616198535 38568739438242 42854154931380 64281232397070 77137478876484 96421848595605 128562464794140 192843697191210 385687394382420
• Sum of all divisors σ(n): 1292217594877440
• Sum of proper divisors (its aliquot sum) s(n): 906530200495020
• 385687394382420 is an abundant number, because the sum of its proper divisors (906530200495020) is greater than itself. Its abundance is 520842806112600

Bases of 385687394382420

• Binary: 1010111101100011111011000001000101111001001010100₂
• Hexadecimal: 0x15EC7D822F254
• Base-36: 3SPQCCGML0

Squares and roots of 385687394382420

• 385687394382420 squared (385687394382420²) is 148754766185500382573205056400
• 385687394382420 cubed (385687394382420³) is 57372838172051760825321528734184099268488000
• The square root of 385687394382420 is 19638925.4895073117
• The cube root of 385687394382420 is 72791.1333935381

Scales and comparisons

• 385,687,394,382,420 seconds is equal to 12,263,666 years, 6 weeks, 6 days, 27 minutes.
• To count from 1 to 385,687,394,382,420 would take you about thirty million, six hundred fifty-nine thousand, one hundred sixty-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 385687394382420 cubic inches would be around 6065.9 feet tall.

Recreational maths with 385687394382420

• 385687394382420 backwards is 024283493786583
• The number of decimal digits it has is: 15
• The sum of 385687394382420's digits is 72
• More coming soon!