38920169722

Names of 38920169722

• Cardinal: 38920169722 can be written as Thirty-eight billion, nine hundred twenty million, one hundred sixty-nine thousand, seven hundred twenty-two.

Scientific notation

• Scientific notation: 3.8920169722 × 10¹⁰

Factors of 38920169722

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 2828

Divisors of 38920169722

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 7 14 29 49 58 98 181 203 362 406 841 1267 1421 1682 2534 2609 2842 5218 5249 5887 8869 10498 11774 17738 18263 36526 36743 41209 73486 75661 82418 127841 151322 152221 255682 257201 304442 472229 514402 529627 944458 1059254 1065547 2131094 2194169 3305603 3707389 4388338 6611206 7414778 7458829 13694641 14917658 15359183 23139221 27389282 30718366 46278442 95862487 107514281 191724974 215028562 397144589 671037409 794289178 1342074818 2780012123 5560024246 19460084861 38920169722
• Sum of all divisors σ(n): 70749953820
• Sum of proper divisors (its aliquot sum) s(n): 31829784098
• 38920169722 is a deficient number, because the sum of its proper divisors (31829784098) is less than itself. Its deficiency is 7090385624

Bases of 38920169722

• Binary: 100100001111110100101010100011111010₂
• Hexadecimal: 0x90FD2A8FA
• Base-36: HVO2B5M

Squares and roots of 38920169722

• 38920169722 squared (38920169722²) is 1514779611189285557284
• 38920169722 cubed (38920169722³) is 58955479558912164157416633355048
• The square root of 38920169722 is 197281.9548818391
• The cube root of 38920169722 is 3388.8960047363

Scales and comparisons

• 38,920,169,722 seconds is equal to 1,237 years, 28 weeks, 22 hours, 15 minutes, 22 seconds.
• To count from 1 to 38,920,169,722 would take you about two thousand, four hundred seventy-five 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 38920169722 cubic inches would be around 282.4 feet tall.

Recreational maths with 38920169722

• 38920169722 backwards is 22796102983
• 38920169722 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 38920169722's digits is 49
• More coming soon!