42788975872

Names of 42788975872

• Cardinal: 42788975872 can be written as Forty-two billion, seven hundred eighty-eight million, nine hundred seventy-five thousand, eight hundred seventy-two.

Scientific notation

• Scientific notation: 4.2788975872 × 10¹⁰

Factors of 42788975872

• Number of distinct prime factors ω(n): 3
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 540

Divisors of 42788975872

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 8 16 32 64 71 128 142 256 284 467 568 934 1136 1868 2272 3736 4544 5041 7472 9088 10082 14944 18176 20164 29888 33157 40328 59776 66314 80656 119552 132628 161312 265256 322624 357911 530512 645248 715822 1061024 1290496 1431644 2122048 2354147 2863288 4244096 4708294 5726576 8488192 9416588 11453152 18833176 22906304 37666352 45812608 75332704 91625216 150665408 167144437 301330816 334288874 602661632 668577748 1337155496 2674310992 5348621984 10697243968 21394487936 42788975872
• Sum of all divisors σ(n): 86816463552
• Sum of proper divisors (its aliquot sum) s(n): 44027487680
• 42788975872 is an abundant number, because the sum of its proper divisors (44027487680) is greater than itself. Its abundance is 1238511808

Bases of 42788975872

• Binary: 100111110110011010111111010100000000₂
• Hexadecimal: 0x9F66BF500
• Base-36: JNNG934

Squares and roots of 42788975872

• 42788975872 squared (42788975872²) is 1830896456174598160384
• 42788975872 cubed (42788975872³) is 78342184287385186103966562254848
• The square root of 42788975872 is 206854.9633728909
• The cube root of 42788975872 is 3497.6576401371

Scales and comparisons

• 42,788,975,872 seconds is equal to 1,360 years, 28 weeks, 6 days, 18 hours, 37 minutes, 52 seconds.
• To count from 1 to 42,788,975,872 would take you about two thousand, seven hundred twenty-one 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 42788975872 cubic inches would be around 291.5 feet tall.

Recreational maths with 42788975872

• 42788975872 backwards is 27857988724
• The number of decimal digits it has is: 11
• The sum of 42788975872's digits is 67
• More coming soon!