28082880

Names of 28082880

• Cardinal: 28082880 can be written as Twenty-eight million, eighty-two thousand, eight hundred eighty.

Scientific notation

• Scientific notation: 2.808288 × 10⁷

Factors of 28082880

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 216

Divisors of 28082880

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 16 18 20 21 24 28 30 32 35 36 40 42 45 48 49 56 60 63 64 70 72 80 84 90 96 98 105 112 120 126 140 144 147 160 168 180 192 196 199 210 224 240 245 252 280 288 294 315 320 336 360 392 398 420 441 448 480 490 504 560 576 588 597 630 672 720 735 784 796 840 882 960 980 995 1008 1120 1176 1194 1260 1344 1393 1440 1470 1568 1592 1680 1764 1791 1960 1990 2016 2205 2240 2352 2388 2520 2786 2880 2940 2985 3136 3184 3360 3528 3582 3920 3980 4032 4179 4410 4704 4776 5040 5572 5880 5970 6368 6720 6965 7056 7164 7840 7960 8358 8820 8955 9408 9552 9751 10080 11144 11760 11940 12537 12736 13930 14112 14328 15680 15920 16716 17640 17910 19104 19502 20160 20895 22288 23520 23880 25074 27860 28224 28656 29253 31840 33432 35280 35820 38208 39004 41790 44576 47040 47760 48755 50148 55720 57312 58506 62685 63680 66864 70560 71640 78008 83580 87759 89152 95520 97510 100296 111440 114624 117012 125370 133728 141120 143280 146265 156016 167160 175518 191040 195020 200592 222880 234024 250740 267456 286560 292530 312032 334320 351036 390040 401184 438795 445760 468048 501480 573120 585060 624064 668640 702072 780080 802368 877590 936096 1002960 1170120 1337280 1404144 1560160 1755180 1872192 2005920 2340240 2808288 3120320 3510360 4011840 4680480 5616576 7020720 9360960 14041440 28082880
• Sum of all divisors σ(n): 112928400
• Sum of proper divisors (its aliquot sum) s(n): 84845520
• 28082880 is an abundant number, because the sum of its proper divisors (84845520) is greater than itself. Its abundance is 56762640

Bases of 28082880

• Binary: 1101011001000001011000000₂
• Hexadecimal: 0x1AC82C0
• Base-36: GPWW0

Squares and roots of 28082880

• 28082880 squared (28082880²) is 788648149094400
• 28082880 cubed (28082880³) is 22147511333240143872000
• The square root of 28082880 is 5299.3282593175
• The cube root of 28082880 is 303.9582121693

Scales and comparisons

• 28,082,880 seconds is equal to 46 weeks, 3 days, 48 minutes.
• To count from 1 to 28,082,880 would take you about seventeen 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 28082880 cubic inches would be around 25.3 feet tall.

Recreational maths with 28082880

• 28082880 backwards is 08828082
• 28082880 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 28082880's digits is 36
• More coming soon!