31420224

Names of 31420224

• Cardinal: 31420224 can be written as Thirty-one million, four hundred twenty thousand, two hundred twenty-four.

Scientific notation

• Scientific notation: 3.1420224 × 10⁷

Factors of 31420224

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 64

Divisors of 31420224

• Number of divisors d(n): 280
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 19 22 24 27 29 32 33 36 38 44 48 54 57 58 64 66 72 76 81 87 88 96 99 108 114 116 132 144 152 162 171 174 176 192 198 209 216 228 232 261 264 288 297 304 319 324 342 348 352 396 418 432 456 464 513 522 528 551 576 594 608 627 638 648 684 696 704 783 792 836 864 891 912 928 957 1026 1044 1056 1102 1188 1216 1254 1276 1296 1368 1392 1539 1566 1584 1653 1672 1728 1782 1824 1856 1881 1914 2052 2088 2112 2204 2349 2376 2508 2552 2592 2736 2784 2871 3078 3132 3168 3306 3344 3564 3648 3762 3828 4104 4176 4408 4698 4752 4959 5016 5104 5184 5472 5568 5643 5742 6061 6156 6264 6336 6612 6688 7128 7524 7656 8208 8352 8613 8816 9396 9504 9918 10032 10208 10944 11286 11484 12122 12312 12528 13224 13376 14256 14877 15048 15312 16416 16704 16929 17226 17632 18183 18792 19008 19836 20064 20416 22572 22968 24244 24624 25056 25839 26448 28512 29754 30096 30624 32832 33858 34452 35264 36366 37584 39672 40128 44631 45144 45936 48488 49248 50112 51678 52896 54549 57024 59508 60192 61248 67716 68904 72732 75168 79344 89262 90288 91872 96976 98496 103356 105792 109098 119016 120384 135432 137808 145464 150336 158688 163647 178524 180576 183744 193952 206712 218196 238032 270864 275616 290928 317376 327294 357048 361152 387904 413424 436392 476064 490941 541728 551232 581856 654588 714096 826848 872784 952128 981882 1083456 1163712 1309176 1428192 1653696 1745568 1963764 2618352 2856384 3491136 3927528 5236704 7855056 10473408 15710112 31420224
• Sum of all divisors σ(n): 110642400
• Sum of proper divisors (its aliquot sum) s(n): 79222176
• 31420224 is an abundant number, because the sum of its proper divisors (79222176) is greater than itself. Its abundance is 47801952

Bases of 31420224

• Binary: 1110111110110111101000000₂
• Hexadecimal: 0x1DF6F40
• Base-36: IPG00

Squares and roots of 31420224

• 31420224 squared (31420224²) is 987230476210176
• 31420224 cubed (31420224³) is 31019002702150400999424
• The square root of 31420224 is 5605.3745637557
• The cube root of 31420224 is 315.5511439647

Scales and comparisons

• 31,420,224 seconds is equal to 51 weeks, 6 days, 15 hours, 50 minutes, 24 seconds.
• To count from 1 to 31,420,224 would take you about twenty-five 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 31420224 cubic inches would be around 26.3 feet tall.

Recreational maths with 31420224

• 31420224 backwards is 42202413
• 31420224 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 31420224's digits is 18
• More coming soon!