28246400

Names of 28246400

• Cardinal: 28246400 can be written as Twenty-eight million, two hundred forty-six thousand, four hundred.

Scientific notation

• Scientific notation: 2.82464 × 10⁷

Factors of 28246400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 124

Divisors of 28246400

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 25 26 28 32 35 40 50 52 56 64 65 70 80 91 97 100 104 112 128 130 140 160 175 182 194 200 208 224 260 280 320 325 350 364 388 400 416 448 455 485 520 560 640 650 679 700 728 776 800 832 896 910 970 1040 1120 1261 1300 1358 1400 1456 1552 1600 1664 1820 1940 2080 2240 2275 2425 2522 2600 2716 2800 2912 3104 3200 3395 3640 3880 4160 4480 4550 4850 5044 5200 5432 5600 5824 6208 6305 6790 7280 7760 8320 8827 9100 9700 10088 10400 10864 11200 11648 12416 12610 13580 14560 15520 16975 17654 18200 19400 20176 20800 21728 22400 25220 27160 29120 31040 31525 33950 35308 36400 38800 40352 41600 43456 44135 50440 54320 58240 62080 63050 67900 70616 72800 77600 80704 86912 88270 100880 108640 126100 135800 141232 145600 155200 161408 176540 201760 217280 220675 252200 271600 282464 291200 310400 353080 403520 434560 441350 504400 543200 564928 706160 807040 882700 1008800 1086400 1129856 1412320 1765400 2017600 2172800 2824640 3530800 4035200 5649280 7061600 14123200 28246400
• Sum of all divisors σ(n): 86765280
• Sum of proper divisors (its aliquot sum) s(n): 58518880
• 28246400 is an abundant number, because the sum of its proper divisors (58518880) is greater than itself. Its abundance is 30272480

Bases of 28246400

• Binary: 1101011110000000110000000₂
• Hexadecimal: 0x1AF0180
• Base-36: GTF28

Squares and roots of 28246400

• 28246400 squared (28246400²) is 797859112960000
• 28246400 cubed (28246400³) is 22536647648313344000000
• The square root of 28246400 is 5314.7342360649
• The cube root of 28246400 is 304.5470298359

Scales and comparisons

• 28,246,400 seconds is equal to 46 weeks, 4 days, 22 hours, 13 minutes, 20 seconds.
• To count from 1 to 28,246,400 would take you about eighteen 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 28246400 cubic inches would be around 25.4 feet tall.

Recreational maths with 28246400

• 28246400 backwards is 00464282
• 28246400 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28246400's digits is 26
• More coming soon!