13145328

Names of 13145328

• Cardinal: 13145328 can be written as Thirteen million, one hundred forty-five thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3145328 × 10⁷

Factors of 13145328

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 35

Divisors of 13145328

• Number of divisors d(n): 210
• Complete list of divisors:
  1 2 3 4 6 7 8 9 12 14 16 18 21 23 24 27 28 36 42 46 48 49 54 56 63 69 72 81 84 92 98 108 112 126 138 144 147 161 162 168 184 189 196 207 216 243 252 276 294 322 324 336 368 378 392 414 432 441 483 486 504 552 567 588 621 644 648 729 756 784 828 882 966 972 1008 1104 1127 1134 1176 1242 1288 1296 1323 1449 1458 1512 1656 1701 1764 1863 1932 1944 2254 2268 2352 2484 2576 2646 2898 2916 3024 3312 3381 3402 3528 3726 3864 3888 3969 4347 4508 4536 4968 5103 5292 5589 5796 5832 6762 6804 7056 7452 7728 7938 8694 9016 9072 9936 10143 10206 10584 11178 11592 11664 11907 13041 13524 13608 14904 15876 16767 17388 18032 20286 20412 21168 22356 23184 23814 26082 27048 27216 29808 30429 31752 33534 34776 35721 39123 40572 40824 44712 47628 52164 54096 60858 63504 67068 69552 71442 78246 81144 81648 89424 91287 95256 104328 117369 121716 134136 142884 156492 162288 182574 190512 208656 234738 243432 268272 273861 285768 312984 365148 469476 486864 547722 571536 625968 730296 821583 938952 1095444 1460592 1643166 1877904 2190888 3286332 4381776 6572664 13145328
• Sum of all divisors σ(n): 46351944
• Sum of proper divisors (its aliquot sum) s(n): 33206616
• 13145328 is an abundant number, because the sum of its proper divisors (33206616) is greater than itself. Its abundance is 20061288

Bases of 13145328

• Binary: 110010001001010011110000₂
• Hexadecimal: 0xC894F0
• Base-36: 7TR00

Squares and roots of 13145328

• 13145328 squared (13145328²) is 172799648227584
• 13145328 cubed (13145328³) is 2271508054236210327552
• The square root of 13145328 is 3625.6486316245
• The cube root of 13145328 is 236.0064156065

Scales and comparisons

• 13,145,328 seconds is equal to 21 weeks, 5 days, 3 hours, 28 minutes, 48 seconds.
• To count from 1 to 13,145,328 would take you about thirty-two 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 13145328 cubic inches would be around 19.7 feet tall.

Recreational maths with 13145328

• 13145328 backwards is 82354131
• 13145328 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 13145328's digits is 27
• More coming soon!