428227072

Names of 428227072

• Cardinal: 428227072 can be written as Four hundred twenty-eight million, two hundred twenty-seven thousand and seventy-two.

Scientific notation

• Scientific notation: 4.28227072 × 10⁸

Factors of 428227072

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 14
• Sum of prime factors: 123

Divisors of 428227072

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 49 52 56 64 91 98 101 104 112 128 169 182 196 202 208 224 256 338 364 392 404 416 448 512 637 676 707 728 784 808 832 896 1183 1274 1313 1352 1414 1456 1568 1616 1664 1792 2366 2548 2626 2704 2828 2912 3136 3232 3328 3584 4732 4949 5096 5252 5408 5656 5824 6272 6464 6656 8281 9191 9464 9898 10192 10504 10816 11312 11648 12544 12928 16562 17069 18382 18928 19796 20384 21008 21632 22624 23296 25088 25856 33124 34138 36764 37856 39592 40768 42016 43264 45248 46592 51712 64337 66248 68276 73528 75712 79184 81536 84032 86528 90496 119483 128674 132496 136552 147056 151424 158368 163072 168064 180992 238966 257348 264992 273104 294112 302848 316736 326144 336128 361984 477932 514696 529984 546208 588224 605696 633472 672256 836381 955864 1029392 1059968 1092416 1176448 1266944 1672762 1911728 2058784 2119936 2184832 2352896 2533888 3345524 3823456 4117568 4239872 4369664 4705792 6691048 7646912 8235136 8739328 13382096 15293824 16470272 26764192 30587648 32940544 53528384 61175296 107056768 214113536 428227072
• Sum of all divisors σ(n): 1088433126
• Sum of proper divisors (its aliquot sum) s(n): 660206054
• 428227072 is an abundant number, because the sum of its proper divisors (660206054) is greater than itself. Its abundance is 231978982

Bases of 428227072

• Binary: 11001100001100011101000000000₂
• Hexadecimal: 0x19863A00
• Base-36: 72YE4G

Squares and roots of 428227072

• 428227072 squared (428227072²) is 183378425193693184
• 428227072 cubed (428227072³) is 78527606088666265050677248
• The square root of 428227072 is 20693.6481075717
• The cube root of 428227072 is 753.7454550997

Scales and comparisons

• 428,227,072 seconds is equal to 13 years, 32 weeks, 7 hours, 57 minutes, 52 seconds.
• To count from 1 to 428,227,072 would take you about twenty 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 428227072 cubic inches would be around 62.8 feet tall.

Recreational maths with 428227072

• 428227072 backwards is 270722824
• The number of decimal digits it has is: 9
• The sum of 428227072's digits is 34
• More coming soon!