29889090

Names of 29889090

• Cardinal: 29889090 can be written as Twenty-nine million, eight hundred eighty-nine thousand and ninety.

Scientific notation

• Scientific notation: 2.988909 × 10⁷

Factors of 29889090

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 274

Divisors of 29889090

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 11 14 15 18 19 21 22 30 33 35 38 42 45 55 57 63 66 70 77 90 95 99 105 110 114 126 133 154 165 171 190 198 209 210 227 231 266 285 315 330 342 385 399 418 454 462 495 570 627 630 665 681 693 770 798 855 990 1045 1135 1155 1197 1254 1330 1362 1386 1463 1589 1710 1881 1995 2043 2090 2270 2310 2394 2497 2926 3135 3178 3405 3465 3762 3990 4086 4313 4389 4767 4994 5985 6270 6810 6930 7315 7491 7945 8626 8778 9405 9534 10215 11970 12485 12939 13167 14301 14630 14982 15890 17479 18810 20430 21565 21945 22473 23835 24970 25878 26334 28602 30191 34958 37455 38817 43130 43890 44946 47443 47670 52437 60382 64695 65835 71505 74910 77634 87395 90573 94886 104874 112365 129390 131670 142329 143010 150955 157311 174790 181146 194085 224730 237215 262185 271719 284658 301910 314622 332101 388170 426987 452865 474430 524370 543438 664202 711645 786555 853974 905730 996303 1358595 1423290 1573110 1660505 1992606 2134935 2717190 2988909 3321010 4269870 4981515 5977818 9963030 14944545 29889090
• Sum of all divisors σ(n): 102435840
• Sum of proper divisors (its aliquot sum) s(n): 72546750
• 29889090 is an abundant number, because the sum of its proper divisors (72546750) is greater than itself. Its abundance is 42657660

Bases of 29889090

• Binary: 1110010000001001001000010₂
• Hexadecimal: 0x1C81242
• Base-36: HSMKI

Squares and roots of 29889090

• 29889090 squared (29889090²) is 893357701028100
• 29889090 cubed (29889090³) is 26701648728221973429000
• The square root of 29889090 is 5467.0915485293
• The cube root of 29889090 is 310.3398631263

Scales and comparisons

• 29,889,090 seconds is equal to 49 weeks, 2 days, 22 hours, 31 minutes, 30 seconds.
• To count from 1 to 29,889,090 would take you about twenty-two weeks!

  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 29889090 cubic inches would be around 25.9 feet tall.

Recreational maths with 29889090

• 29889090 backwards is 09098892
• 29889090 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 29889090's digits is 45
• More coming soon!