216309072

Names of 216309072

• Cardinal: 216309072 can be written as Two hundred sixteen million, three hundred nine thousand and seventy-two.

Scientific notation

• Scientific notation: 2.16309072 × 10⁸

Factors of 216309072

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1155

Divisors of 216309072

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 19 21 24 28 31 38 42 48 56 57 62 76 84 93 112 114 124 133 152 168 186 217 228 248 266 304 336 372 399 434 456 496 532 589 651 744 798 868 912 1064 1093 1178 1302 1488 1596 1736 1767 2128 2186 2356 2604 3192 3279 3472 3534 4123 4372 4712 5208 6384 6558 7068 7651 8246 8744 9424 10416 12369 13116 14136 15302 16492 17488 20767 22953 24738 26232 28272 30604 32984 33883 41534 45906 49476 52464 61208 62301 65968 67766 83068 91812 98952 101649 122416 124602 135532 145369 166136 183624 197904 203298 237181 249204 271064 290738 332272 367248 406596 436107 474362 498408 542128 581476 643777 711543 813192 872214 948724 996816 1162952 1287554 1423086 1626384 1744428 1897448 1931331 2325904 2575108 2846172 3488856 3794896 3862662 4506439 5150216 5692344 6977712 7725324 9012878 10300432 11384688 13519317 15450648 18025756 27038634 30901296 36051512 54077268 72103024 108154536 216309072
• Sum of all divisors σ(n): 694558720
• Sum of proper divisors (its aliquot sum) s(n): 478249648
• 216309072 is an abundant number, because the sum of its proper divisors (478249648) is greater than itself. Its abundance is 261940576

Bases of 216309072

• Binary: 1100111001001001110101010000₂
• Hexadecimal: 0xCE49D50
• Base-36: 3KS95C

Squares and roots of 216309072

• 216309072 squared (216309072²) is 46789614629501184
• 216309072 cubed (216309072³) is 10121018119745024933941248
• The square root of 216309072 is 14707.4495409639
• The cube root of 216309072 is 600.2860413899

Scales and comparisons

• 216,309,072 seconds is equal to 6 years, 45 weeks, 4 days, 13 hours, 51 minutes, 12 seconds.
• To count from 1 to 216,309,072 would take you about ten 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 216309072 cubic inches would be around 50 feet tall.

Recreational maths with 216309072

• 216309072 backwards is 270903612
• The number of decimal digits it has is: 9
• The sum of 216309072's digits is 30
• More coming soon!