138348101646

Names of 138348101646

• Cardinal: 138348101646 can be written as One hundred thirty-eight billion, three hundred forty-eight million, one hundred one thousand, six hundred forty-six.

Scientific notation

• Scientific notation: 1.38348101646 × 10¹¹

Factors of 138348101646

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 2952910

Divisors of 138348101646

• Number of divisors d(n): 48
• Complete list of divisors:
  1 2 3 6 9 18 19 38 57 114 137 171 274 342 411 822 1233 2466 2603 5206 7809 15618 23427 46854 2952749 5905498 8858247 17716494 26574741 53149482 56102231 112204462 168306693 336613386 404526613 504920079 809053226 1009840158 1213579839 2427159678 3640739517 7281479034 7686005647 15372011294 23058016941 46116033882 69174050823 138348101646
• Sum of all divisors σ(n): 317834010000
• Sum of proper divisors (its aliquot sum) s(n): 179485908354
• 138348101646 is an abundant number, because the sum of its proper divisors (179485908354) is greater than itself. Its abundance is 41137806708

Bases of 138348101646

• Binary: 10000000110110001100001000000000001110₂
• Hexadecimal: 0x203630800E
• Base-36: 1RK0VYFI

Squares and roots of 138348101646

• 138348101646 squared (138348101646²) is 19140197229051947909316
• 138348101646 cubed (138348101646³) is 2648009951769366433572347158334136
• The square root of 138348101646 is 371951.7463946097
• The cube root of 138348101646 is 5171.9906938947

Scales and comparisons

• 138,348,101,646 seconds is equal to 4,399 years, 2 weeks, 1 day, 4 hours, 14 minutes, 6 seconds.
• To count from 1 to 138,348,101,646 would take you about eight thousand, seven hundred ninety-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 138348101646 cubic inches would be around 431 feet tall.

Recreational maths with 138348101646

• 138348101646 backwards is 646101843831
• The number of decimal digits it has is: 12
• The sum of 138348101646's digits is 45
• More coming soon!