28506960

Names of 28506960

• Cardinal: 28506960 can be written as Twenty-eight million, five hundred six thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.850696 × 10⁷

Factors of 28506960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 164

Divisors of 28506960

• Number of divisors d(n): 180
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 17 18 20 24 30 34 36 40 45 48 51 60 68 72 80 85 90 102 120 136 137 144 153 170 180 204 240 255 272 274 289 306 340 360 408 411 510 548 578 612 680 685 720 765 816 822 867 1020 1096 1156 1224 1233 1360 1370 1445 1530 1644 1734 2040 2055 2192 2312 2329 2448 2466 2601 2740 2890 3060 3288 3468 4080 4110 4335 4624 4658 4932 5202 5480 5780 6120 6165 6576 6936 6987 8220 8670 9316 9864 10404 10960 11560 11645 12240 12330 13005 13872 13974 16440 17340 18632 19728 20808 20961 23120 23290 24660 26010 27948 32880 34680 34935 37264 39593 41616 41922 46580 49320 52020 55896 69360 69870 79186 83844 93160 98640 104040 104805 111792 118779 139740 158372 167688 186320 197965 208080 209610 237558 279480 316744 335376 356337 395930 419220 475116 558960 593895 633488 712674 791860 838440 950232 1187790 1425348 1583720 1676880 1781685 1900464 2375580 2850696 3167440 3563370 4751160 5701392 7126740 9502320 14253480 28506960
• Sum of all divisors σ(n): 102440988
• Sum of proper divisors (its aliquot sum) s(n): 73934028
• 28506960 is an abundant number, because the sum of its proper divisors (73934028) is greater than itself. Its abundance is 45427068

Bases of 28506960

• Binary: 1101100101111101101010000₂
• Hexadecimal: 0x1B2FB50
• Base-36: GZ040

Squares and roots of 28506960

• 28506960 squared (28506960²) is 812646768441600
• 28506960 cubed (28506960³) is 23166088922093953536000
• The square root of 28506960 is 5339.1909499473
• The cube root of 28506960 is 305.4806003595

Scales and comparisons

• 28,506,960 seconds is equal to 47 weeks, 22 hours, 36 minutes.
• To count from 1 to 28,506,960 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 28506960 cubic inches would be around 25.5 feet tall.

Recreational maths with 28506960

• 28506960 backwards is 06960582
• 28506960 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28506960's digits is 36
• More coming soon!