28421672960

Names of 28421672960

• Cardinal: 28421672960 can be written as Twenty-eight billion, four hundred twenty-one million, six hundred seventy-two thousand, nine hundred sixty.

Scientific notation

• Scientific notation: 2.842167296 × 10¹⁰

Factors of 28421672960

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 630

Divisors of 28421672960

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 5 8 10 16 20 31 32 40 62 64 80 89 124 128 155 160 178 248 256 310 320 356 445 496 503 512 620 640 712 890 992 1006 1024 1240 1280 1424 1780 1984 2012 2048 2480 2515 2560 2759 2848 3560 3968 4024 4096 4960 5030 5120 5518 5696 7120 7936 8048 9920 10060 10240 11036 11392 13795 14240 15593 15872 16096 19840 20120 20480 22072 22784 27590 28480 31186 31744 32192 39680 40240 44144 44767 45568 55180 56960 62372 63488 64384 77965 79360 80480 88288 89534 91136 110360 113920 124744 126976 128768 155930 158720 160960 176576 179068 182272 220720 223835 227840 249488 257536 311860 317440 321920 353152 358136 364544 441440 447670 455680 498976 515072 623720 634880 643840 706304 716272 882880 895340 911360 997952 1030144 1247440 1287680 1387777 1412608 1432544 1765760 1790680 1822720 1995904 2060288 2494880 2575360 2775554 2825216 2865088 3531520 3581360 3991808 4989760 5150720 5551108 5650432 5730176 6938885 7063040 7162720 7983616 9979520 10301440 11102216 11300864 11460352 13877770 14126080 14325440 15967232 19959040 22204432 22920704 27755540 28252160 28650880 31934464 39918080 44408864 45841408 55511080 56504320 57301760 63868928 79836160 88817728 91682816 111022160 114603520 159672320 177635456 183365632 222044320 229207040 319344640 355270912 444088640 458414080 710541824 888177280 916828160 1421083648 1776354560 2842167296 3552709120 5684334592 7105418240 14210836480 28421672960
• Sum of all divisors σ(n): 71336401920
• Sum of proper divisors (its aliquot sum) s(n): 42914728960
• 28421672960 is an abundant number, because the sum of its proper divisors (42914728960) is greater than itself. Its abundance is 14493056000

Bases of 28421672960

• Binary: 11010011110000100000101000000000000₂
• Hexadecimal: 0x69E105000
• Base-36: D21J37K

Squares and roots of 28421672960

• 28421672960 squared (28421672960²) is 807791493845195161600
• 28421672960 cubed (28421672960³) is 22958785657937989750369550336000
• The square root of 28421672960 is 168587.2858788587
• The cube root of 28421672960 is 3051.7565071729

Scales and comparisons

• 28,421,672,960 seconds is equal to 903 years, 37 weeks, 3 days, 13 hours, 9 minutes, 20 seconds.
• To count from 1 to 28,421,672,960 would take you about one thousand, eight hundred seven 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 28421672960 cubic inches would be around 254.3 feet tall.

Recreational maths with 28421672960

• 28421672960 backwards is 06927612482
• The number of decimal digits it has is: 11
• The sum of 28421672960's digits is 47
• More coming soon!