28749861120

Names of 28749861120

• Cardinal: 28749861120 can be written as Twenty-eight billion, seven hundred forty-nine million, eight hundred sixty-one thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.874986112 × 10¹⁰

Factors of 28749861120

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 11746

Divisors of 28749861120

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 8 10 12 15 16 20 24 30 32 40 48 60 64 80 96 120 128 160 192 240 256 320 384 480 640 677 768 960 1280 1354 1920 2031 2708 3385 3840 4062 5416 6770 8124 10155 10832 11059 13540 16248 20310 21664 22118 27080 32496 33177 40620 43328 44236 54160 55295 64992 66354 81240 86656 88472 108320 110590 129984 132708 162480 165885 173312 176944 216640 221180 259968 265416 324960 331770 353888 433280 442360 519936 530832 649920 663540 707776 866560 884720 1061664 1299840 1327080 1415552 1769440 2123328 2599680 2654160 2831104 3538880 4246656 5308320 7077760 7486943 8493312 10616640 14155520 14973886 21233280 22460829 29947772 37434715 42466560 44921658 59895544 74869430 89843316 112304145 119791088 149738860 179686632 224608290 239582176 299477720 359373264 449216580 479164352 598955440 718746528 898433160 958328704 1197910880 1437493056 1796866320 1916657408 2395821760 2874986112 3593732640 4791643520 5749972224 7187465280 9583287040 14374930560 28749861120
• Sum of all divisors σ(n): 91963811520
• Sum of proper divisors (its aliquot sum) s(n): 63213950400
• 28749861120 is an abundant number, because the sum of its proper divisors (63213950400) is greater than itself. Its abundance is 34464089280

Bases of 28749861120

• Binary: 11010110001101000000001000100000000₂
• Hexadecimal: 0x6B1A01100
• Base-36: D7GXATC

Squares and roots of 28749861120

• 28749861120 squared (28749861120²) is 826554514419287654400
• 28749861120 cubed (28749861120³) is 23763327497663557513330556928000
• The square root of 28749861120 is 169557.8400428599
• The cube root of 28749861120 is 3063.4579048095

Scales and comparisons

• 28,749,861,120 seconds is equal to 914 years, 8 weeks, 1 day, 32 minutes.
• To count from 1 to 28,749,861,120 would take you about one thousand, eight hundred twenty-eight years!

  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 28749861120 cubic inches would be around 255.3 feet tall.

Recreational maths with 28749861120

• 28749861120 backwards is 02116894782
• 28749861120 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28749861120's digits is 48
• More coming soon!