142378691585

Names of 142378691585

• Cardinal: 142378691585 can be written as One hundred forty-two billion, three hundred seventy-eight million, six hundred ninety-one thousand, five hundred eighty-five.

Scientific notation

• Scientific notation: 1.42378691585 × 10¹¹

Factors of 142378691585

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 1203

Divisors of 142378691585

• Number of divisors d(n): 72
• Complete list of divisors:
  1 5 13 23 65 115 169 299 443 529 719 845 1495 2215 2645 3595 3887 5759 6877 9347 10189 16537 19435 28795 34385 46735 50945 74867 82685 89401 121511 132457 214981 234347 318517 374335 380351 447005 607555 662285 1074905 1171735 1592585 1721941 1901755 2794753 3046511 4140721 4944563 7325891 8609705 13973765 15232555 20703605 24722815 36629455 39604643 53829373 64279319 95236583 168495493 198023215 269146865 321396595 476182915 842477465 1238075579 2190441409 6190377895 10952207045 28475738317 142378691585
• Sum of all divisors σ(n): 194107777920
• Sum of proper divisors (its aliquot sum) s(n): 51729086335
• 142378691585 is a deficient number, because the sum of its proper divisors (51729086335) is less than itself. Its deficiency is 90649605250

Bases of 142378691585

• Binary: 10000100100110011011100110110000000001₂
• Hexadecimal: 0x21266E6C01
• Base-36: 1TEOLHJ5

Squares and roots of 142378691585

• 142378691585 squared (142378691585²) is 20271691817456549812225
• 142378691585 cubed (142378691585³) is 2886256957183814224852972937626625
• The square root of 142378691585 is 377331.0106325743
• The cube root of 142378691585 is 5221.7370601285

Scales and comparisons

• 142,378,691,585 seconds is equal to 4,527 years, 10 weeks, 3 days, 12 hours, 33 minutes, 5 seconds.
• To count from 1 to 142,378,691,585 would take you about nine thousand and fifty-four 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 142378691585 cubic inches would be around 435.1 feet tall.

Recreational maths with 142378691585

• 142378691585 backwards is 585196873241
• The number of decimal digits it has is: 12
• The sum of 142378691585's digits is 59
• More coming soon!