1389740138892

Names of 1389740138892

• Cardinal: 1389740138892 can be written as One trillion, three hundred eighty-nine billion, seven hundred forty million, one hundred thirty-eight thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 1.389740138892 × 10¹²

Factors of 1389740138892

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 1174700

Divisors of 1389740138892

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 42 54 63 84 108 126 189 252 378 756 1567 3134 4701 6268 9402 10969 14103 18804 21938 28206 32907 42309 43876 56412 65814 84618 98721 131628 169236 197442 296163 394884 592326 1173121 1184652 2346242 3519363 4692484 7038726 8211847 10558089 14077452 16423694 21116178 24635541 31674267 32847388 42232356 49271082 63348534 73906623 98542164 126697068 147813246 221719869 295626492 443439738 886879476 1838280607 3676561214 5514841821 7353122428 11029683642 12867964249 16544525463 22059367284 25735928498 33089050926 38603892747 49633576389 51471856996 66178101852 77207785494 99267152778 115811678241 154415570988 198534305556 231623356482 347435034723 463246712964 694870069446 1389740138892
• Sum of all divisors σ(n): 4120379863040
• Sum of proper divisors (its aliquot sum) s(n): 2730639724148
• 1389740138892 is an abundant number, because the sum of its proper divisors (2730639724148) is greater than itself. Its abundance is 1340899585256

Bases of 1389740138892

• Binary: 10100001110010010111101111010000110001100₂
• Hexadecimal: 0x14392F7A18C
• Base-36: HQFREA30

Squares and roots of 1389740138892

• 1389740138892 squared (1389740138892²) is 1931377653647555450987664
• 1389740138892 cubed (1389740138892³) is 2684113048633058782871867865938628288
• The square root of 1389740138892 is 1178872.4014463991
• The cube root of 1389740138892 is 11159.4947883793

Scales and comparisons

• 1,389,740,138,892 seconds is equal to 44,189 years, 22 weeks, 5 days, 7 hours, 28 minutes, 12 seconds.
• To count from 1 to 1,389,740,138,892 would take you about one hundred ten thousand, four hundred seventy-three 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 1389740138892 cubic inches would be around 930 feet tall.

Recreational maths with 1389740138892

• 1389740138892 backwards is 2988310479831
• 1389740138892 is a Harshad number.
• The number of decimal digits it has is: 13
• The sum of 1389740138892's digits is 63
• More coming soon!