126629730

Names of 126629730

• Cardinal: 126629730 can be written as One hundred twenty-six million, six hundred twenty-nine thousand, seven hundred thirty.

Scientific notation

• Scientific notation: 1.2662973 × 10⁸

Factors of 126629730

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 82

Divisors of 126629730

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 31 41 45 54 62 81 82 90 93 123 135 155 162 186 205 243 246 270 279 310 369 405 410 465 486 558 615 738 810 837 930 1107 1215 1230 1271 1395 1674 1681 1845 2214 2430 2511 2542 2790 3321 3362 3690 3813 4185 5022 5043 5535 6355 6642 7533 7626 8370 8405 9963 10086 11070 11439 12555 12710 15066 15129 16605 16810 19065 19926 22878 25110 25215 30258 33210 34317 37665 38130 45387 49815 50430 52111 57195 68634 75330 75645 90774 99630 102951 104222 114390 136161 151290 156333 171585 205902 226935 260555 272322 308853 312666 343170 408483 453870 468999 514755 521110 617706 680805 781665 816966 937998 1029510 1361610 1406997 1544265 1563330 2042415 2344995 2813994 3088530 4084830 4220991 4689990 7034985 8441982 12662973 14069970 21104955 25325946 42209910 63314865 126629730
• Sum of all divisors σ(n): 361251072
• Sum of proper divisors (its aliquot sum) s(n): 234621342
• 126629730 is an abundant number, because the sum of its proper divisors (234621342) is greater than itself. Its abundance is 107991612

Bases of 126629730

• Binary: 111100011000011011101100010₂
• Hexadecimal: 0x78C3762
• Base-36: 23E44I

Squares and roots of 126629730

• 126629730 squared (126629730²) is 16035088519872900
• 126629730 cubed (126629730³) is 2030518929797604961317000
• The square root of 126629730 is 11252.9876032989
• The cube root of 126629730 is 502.1635975207

Scales and comparisons

• 126,629,730 seconds is equal to 4 years, 1 week, 2 days, 14 hours, 55 minutes, 30 seconds.
• To count from 1 to 126,629,730 would take you about six 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 126629730 cubic inches would be around 41.8 feet tall.

Recreational maths with 126629730

• 126629730 backwards is 037926621
• The number of decimal digits it has is: 9
• The sum of 126629730's digits is 36
• More coming soon!