126102420

Names of 126102420

• Cardinal: 126102420 can be written as One hundred twenty-six million, one hundred two thousand, four hundred twenty.

Scientific notation

• Scientific notation: 1.2610242 × 10⁸

Factors of 126102420

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 41

Divisors of 126102420

• Number of divisors d(n): 162
• Complete list of divisors:
  1 2 3 4 5 6 9 10 12 15 18 20 27 30 31 36 45 54 60 62 81 90 93 108 124 135 155 162 180 186 243 270 279 310 324 372 405 465 486 540 558 620 729 810 837 930 961 972 1116 1215 1395 1458 1620 1674 1860 1922 2187 2430 2511 2790 2883 2916 3348 3645 3844 4185 4374 4805 4860 5022 5580 5766 6561 7290 7533 8370 8649 8748 9610 10044 10935 11532 12555 13122 14415 14580 15066 16740 17298 19220 21870 22599 25110 25947 26244 28830 30132 32805 34596 37665 43245 43740 45198 50220 51894 57660 65610 67797 75330 77841 86490 90396 103788 112995 129735 131220 135594 150660 155682 172980 203391 225990 233523 259470 271188 311364 338985 389205 406782 451980 467046 518940 677970 700569 778410 813564 934092 1016955 1167615 1355940 1401138 1556820 2033910 2101707 2335230 2802276 3502845 4067820 4203414 4670460 6305121 7005690 8406828 10508535 12610242 14011380 21017070 25220484 31525605 42034140 63051210 126102420
• Sum of all divisors σ(n): 410428746
• Sum of proper divisors (its aliquot sum) s(n): 284326326
• 126102420 is an abundant number, because the sum of its proper divisors (284326326) is greater than itself. Its abundance is 158223906

Bases of 126102420

• Binary: 111100001000010101110010100₂
• Hexadecimal: 0x7842B94
• Base-36: 232T90

Squares and roots of 126102420

• 126102420 squared (126102420²) is 15901820329856400
• 126102420 cubed (126102420³) is 2005258026000090292488000
• The square root of 126102420 is 11229.5333830039
• The cube root of 126102420 is 501.4655932091

Scales and comparisons

• 126,102,420 seconds is equal to 4 years, 3 days, 12 hours, 27 minutes.
• To count from 1 to 126,102,420 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 126102420 cubic inches would be around 41.8 feet tall.

Recreational maths with 126102420

• 126102420 backwards is 024201621
• 126102420 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 126102420's digits is 18
• More coming soon!