30708864

Names of 30708864

• Cardinal: 30708864 can be written as Thirty million, seven hundred eight thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 3.0708864 × 10⁷

Factors of 30708864

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 108

Divisors of 30708864

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 18 19 23 24 32 36 38 46 48 57 61 64 69 72 76 92 96 114 122 128 138 144 152 171 183 184 192 207 228 244 276 288 304 342 366 368 384 414 437 456 488 549 552 576 608 684 732 736 828 874 912 976 1098 1104 1152 1159 1216 1311 1368 1403 1464 1472 1656 1748 1824 1952 2196 2208 2318 2432 2622 2736 2806 2928 2944 3312 3477 3496 3648 3904 3933 4209 4392 4416 4636 5244 5472 5612 5856 6624 6954 6992 7296 7808 7866 8418 8784 8832 9272 10431 10488 10944 11224 11712 12627 13248 13908 13984 15732 16836 17568 18544 20862 20976 21888 22448 23424 25254 26496 26657 27816 27968 31464 33672 35136 37088 41724 41952 44896 50508 53314 55632 55936 62928 67344 70272 74176 79971 83448 83904 89792 101016 106628 111264 125856 134688 148352 159942 166896 167808 179584 202032 213256 222528 239913 251712 269376 319884 333792 404064 426512 445056 479826 503424 538752 639768 667584 808128 853024 959652 1279536 1335168 1616256 1706048 1919304 2559072 3412096 3838608 5118144 7677216 10236288 15354432 30708864
• Sum of all divisors σ(n): 98654400
• Sum of proper divisors (its aliquot sum) s(n): 67945536
• 30708864 is an abundant number, because the sum of its proper divisors (67945536) is greater than itself. Its abundance is 37236672

Bases of 30708864

• Binary: 1110101001001010010000000₂
• Hexadecimal: 0x1D49480
• Base-36: IA740

Squares and roots of 30708864

• 30708864 squared (30708864²) is 943034328170496
• 30708864 cubed (30708864³) is 28959512931119130476544
• The square root of 30708864 is 5541.5579036945
• The cube root of 30708864 is 313.1515629993

Scales and comparisons

• 30,708,864 seconds is equal to 50 weeks, 5 days, 10 hours, 14 minutes, 24 seconds.
• To count from 1 to 30,708,864 would take you about twenty-four 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 30708864 cubic inches would be around 26.1 feet tall.

Recreational maths with 30708864

• 30708864 backwards is 46880703
• 30708864 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 30708864's digits is 36
• More coming soon!