133878409749

Names of 133878409749

• Cardinal: 133878409749 can be written as One hundred thirty-three billion, eight hundred seventy-eight million, four hundred nine thousand, seven hundred forty-nine.

Scientific notation

• Scientific notation: 1.33878409749 × 10¹¹

Factors of 133878409749

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 6
• Sum of prime factors: 131635

Divisors of 133878409749

• Number of divisors d(n): 48
• Complete list of divisors:
  1 3 7 9 21 31 63 93 217 279 523 651 1569 1953 3661 4707 10983 16213 32949 48639 113491 131071 145917 340473 393213 917497 1021419 1179639 2752491 4063201 8257473 12189603 28442407 36568809 68550133 85327221 205650399 255981663 479850931 616951197 1439552793 2125054123 4318658379 6375162369 14875378861 19125487107 44626136583 133878409749
• Sum of all divisors σ(n): 228572790784
• Sum of proper divisors (its aliquot sum) s(n): 94694381035
• 133878409749 is a deficient number, because the sum of its proper divisors (94694381035) is less than itself. Its deficiency is 39184028714

Bases of 133878409749

• Binary: 1111100101011110001100110101000010101₂
• Hexadecimal: 0x1F2BC66A15
• Base-36: 1PI3QY39

Squares and roots of 133878409749

• 133878409749 squared (133878409749²) is 17923428596921138243001
• 133878409749 cubed (133878409749³) is 2399560117805552305535961809416749
• The square root of 133878409749 is 365893.9870358627
• The cube root of 133878409749 is 5115.6817042183

Scales and comparisons

• 133,878,409,749 seconds is equal to 4,256 years, 47 weeks, 5 days, 15 hours, 9 minutes, 9 seconds.
• To count from 1 to 133,878,409,749 would take you about eight thousand, five hundred thirteen 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 133878409749 cubic inches would be around 426.3 feet tall.

Recreational maths with 133878409749

• 133878409749 backwards is 947904878331
• 133878409749 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 133878409749's digits is 63
• More coming soon!