126128772

Names of 126128772

• Cardinal: 126128772 can be written as One hundred twenty-six million, one hundred twenty-eight thousand, seven hundred seventy-two.

Scientific notation

• Scientific notation: 1.26128772 × 10⁸

Factors of 126128772

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 575

Divisors of 126128772

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 27 28 29 33 36 42 44 54 58 63 66 77 84 87 99 108 116 126 132 154 174 189 198 203 231 252 261 297 308 319 348 378 396 406 462 522 523 594 609 638 693 756 783 812 924 957 1044 1046 1188 1218 1276 1386 1566 1569 1827 1914 2079 2092 2233 2436 2772 2871 3132 3138 3654 3661 3828 4158 4466 4707 5481 5742 5753 6276 6699 7308 7322 8316 8613 8932 9414 10962 10983 11484 11506 13398 14121 14644 15167 17226 17259 18828 20097 21924 21966 23012 26796 28242 30334 32949 34452 34518 40194 40271 43932 45501 51777 56484 60291 60668 65898 69036 80388 80542 91002 98847 103554 106169 120582 120813 131796 136503 155331 161084 166837 182004 197694 207108 212338 241164 241626 273006 310662 318507 333674 362439 395388 409509 424676 483252 500511 546012 621324 637014 667348 724878 819018 955521 1001022 1087317 1167859 1274028 1449756 1501533 1638036 1911042 2002044 2174634 2335718 2866563 3003066 3503577 3822084 4349268 4504599 4671436 5733126 6006132 7007154 9009198 10510731 11466252 14014308 18018396 21021462 31532193 42042924 63064386 126128772
• Sum of all divisors σ(n): 422553600
• Sum of proper divisors (its aliquot sum) s(n): 296424828
• 126128772 is an abundant number, because the sum of its proper divisors (296424828) is greater than itself. Its abundance is 170296056

Bases of 126128772

• Binary: 111100001001001001010000100₂
• Hexadecimal: 0x7849284
• Base-36: 233DL0

Squares and roots of 126128772

• 126128772 squared (126128772²) is 15908467126227984
• 126128772 cubed (126128772³) is 2006515423033504613955648
• The square root of 126128772 is 11230.7066563061
• The cube root of 126128772 is 501.5005216979

Scales and comparisons

• 126,128,772 seconds is equal to 4 years, 3 days, 19 hours, 46 minutes, 12 seconds.
• To count from 1 to 126,128,772 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 126128772 cubic inches would be around 41.8 feet tall.

Recreational maths with 126128772

• 126128772 backwards is 277821621
• 126128772 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 126128772's digits is 36
• More coming soon!