12385440123680

Names of 12385440123680

• Cardinal: 12385440123680 can be written as Twelve trillion, three hundred eighty-five billion, four hundred forty million, one hundred twenty-three thousand, six hundred eighty.

Scientific notation

• Scientific notation: 1.238544012368 × 10¹³

Factors of 12385440123680

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3542

Divisors of 12385440123680

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 65 80 104 130 160 208 260 416 520 809 1040 1618 2080 2713 3236 4045 5426 6472 8090 10517 10852 12944 13565 16180 21034 21704 25888 27130 32360 35269 42068 43408 52585 54260 64720 70538 84136 86816 105170 108520 129440 141076 168272 176345 210340 217040 282152 336544 352690 420680 434080 564304 705380 841360 1128608 1410760 1682720 2194817 2821520 4389634 5643040 7360369 8779268 10974085 14720738 17558536 21948170 28532621 29441476 35117072 36801845 43896340 57065242 58882952 70234144 73603690 87792680 95684797 114130484 117765904 142663105 147207380 175585360 191369594 228260968 235531808 285326210 294414760 351170720 382739188 456521936 478423985 570652420 588829520 765478376 913043872 956847970 1141304840 1177659040 1530956752 1913695940 2282609680 3061913504 3827391880 4565219360 5954538521 7654783760 11909077042 15309567520 23818154084 29772692605 47636308168 59545385210 77409000773 95272616336 119090770420 154818001546 190545232672 238181540840 309636003092 387045003865 476363081680 619272006184 774090007730 952726163360 1238544012368 1548180015460 2477088024736 3096360030920 6192720061840 12385440123680
• Sum of all divisors σ(n): 31562002541160
• Sum of proper divisors (its aliquot sum) s(n): 19176562417480
• 12385440123680 is an abundant number, because the sum of its proper divisors (19176562417480) is greater than itself. Its abundance is 6791122293800

Bases of 12385440123680

• Binary: 10110100001110110101110000100100101100100000₂
• Hexadecimal: 0xB43B5C24B20
• Base-36: 4E1SJ9M3K

Squares and roots of 12385440123680

• 12385440123680 squared (12385440123680²) is 153399127057262453696742400
• 12385440123680 cubed (12385440123680³) is 1899915703192504718956001463869100032000
• The square root of 12385440123680 is 3519295.4015939043
• The cube root of 12385440123680 is 23136.8278224031

Scales and comparisons

• 12,385,440,123,680 seconds is equal to 393,818 years, 35 weeks, 4 days, 10 hours, 21 minutes, 20 seconds.
• To count from 1 to 12,385,440,123,680 would take you about nine hundred eighty-four thousand, five hundred forty-six 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 12385440123680 cubic inches would be around 1928.1 feet tall.

Recreational maths with 12385440123680

• 12385440123680 backwards is 08632104458321
• The number of decimal digits it has is: 14
• The sum of 12385440123680's digits is 47
• More coming soon!