4646639985

Names of 4646639985

• Cardinal: 4646639985 can be written as Four billion, six hundred forty-six million, six hundred thirty-nine thousand, nine hundred eighty-five.

Scientific notation

• Scientific notation: 4.646639985 × 10⁹

Factors of 4646639985

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 387

Divisors of 4646639985

• Number of divisors d(n): 128
• Complete list of divisors:
  1 3 5 13 15 29 39 43 65 87 97 129 145 195 197 215 291 377 435 485 559 591 645 985 1131 1247 1261 1455 1677 1885 2561 2795 2813 2955 3741 3783 4171 5655 5713 6235 6305 7683 8385 8439 8471 12513 12805 14065 16211 17139 18705 18915 19109 20855 25413 28565 36569 38415 42195 42355 48633 54223 57327 62565 74269 81055 85695 95545 109707 110123 120959 127065 162669 182845 222807 243165 245659 248417 271115 286635 330369 362877 371345 548535 550615 554161 604795 736977 745251 813345 821687 1114035 1228295 1242085 1572467 1651845 1662483 1814385 2465061 2770805 3193567 3684885 3726255 4108435 4717401 7204093 7862335 8312415 9580701 10681931 12325305 15967835 21612279 23587005 23828923 32045793 36020465 47903505 53409655 71486769 108061395 119144615 160228965 309775999 357433845 929327997 1548879995 4646639985
• Sum of all divisors σ(n): 8606062080
• Sum of proper divisors (its aliquot sum) s(n): 3959422095
• 4646639985 is a deficient number, because the sum of its proper divisors (3959422095) is less than itself. Its deficiency is 687217890

Bases of 4646639985

• Binary: 100010100111101100001100101110001₂
• Hexadecimal: 0x114F61971
• Base-36: 24UHMCX

Squares and roots of 4646639985

• 4646639985 squared (4646639985²) is 21591263150200800225
• 4646639985 cubed (4646639985³) is 100326826680380099104481996625
• The square root of 4646639985 is 68166.2672074685
• The cube root of 4646639985 is 1668.7054143989

Scales and comparisons

• 4,646,639,985 seconds is equal to 147 years, 38 weeks, 6 days, 13 hours, 19 minutes, 45 seconds.
• To count from 1 to 4,646,639,985 would take you about two hundred ninety-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 4646639985 cubic inches would be around 139.1 feet tall.

Recreational maths with 4646639985

• 4646639985 backwards is 5899366464
• The number of decimal digits it has is: 10
• The sum of 4646639985's digits is 60
• More coming soon!