28589649920

Names of 28589649920

• Cardinal: 28589649920 can be written as Twenty-eight billion, five hundred eighty-nine million, six hundred forty-nine thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 2.858964992 × 10¹⁰

Factors of 28589649920

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 16
• Sum of prime factors: 1564

Divisors of 28589649920

• Number of divisors d(n): 208
• Complete list of divisors:
  1 2 4 5 8 10 13 16 20 26 32 40 52 64 65 73 80 104 128 130 146 160 208 256 260 292 320 365 416 512 520 584 640 730 832 949 1024 1040 1168 1280 1460 1471 1664 1898 2048 2080 2336 2560 2920 2942 3328 3796 4096 4160 4672 4745 5120 5840 5884 6656 7355 7592 8320 9344 9490 10240 11680 11768 13312 14710 15184 16640 18688 18980 19123 20480 23360 23536 26624 29420 30368 33280 37376 37960 38246 46720 47072 53248 58840 60736 66560 74752 75920 76492 93440 94144 95615 107383 117680 121472 133120 149504 151840 152984 186880 188288 191230 214766 235360 242944 266240 299008 303680 305968 373760 376576 382460 429532 470720 485888 536915 607360 611936 747520 753152 764920 859064 941440 971776 1073830 1214720 1223872 1395979 1495040 1506304 1529840 1718128 1882880 1943552 2147660 2429440 2447744 2791958 3012608 3059680 3436256 3765760 3887104 4295320 4858880 4895488 5583916 6025216 6119360 6872512 6979895 7531520 8590640 9717760 9790976 11167832 12238720 13745024 13959790 15063040 17181280 19435520 19581952 22335664 24477440 27490048 27919580 30126080 34362560 39163904 44671328 48954880 54980096 55839160 68725120 78327808 89342656 97909760 109960192 111678320 137450240 178685312 195819520 219920384 223356640 274900480 357370624 391639040 439840768 446713280 549800960 714741248 893426560 1099601920 1429482496 1786853120 2199203840 2858964992 3573706240 5717929984 7147412480 14294824960 28589649920
• Sum of all divisors σ(n): 74947256832
• Sum of proper divisors (its aliquot sum) s(n): 46357606912
• 28589649920 is an abundant number, because the sum of its proper divisors (46357606912) is greater than itself. Its abundance is 17767956992

Bases of 28589649920

• Binary: 11010101000000100110111000000000000₂
• Hexadecimal: 0x6A8137000
• Base-36: D4TJF28

Squares and roots of 28589649920

• 28589649920 squared (28589649920²) is 817368082548156006400
• 28589649920 cubed (28589649920³) is 23368267335833441764521279488000
• The square root of 28589649920 is 169084.7418308347
• The cube root of 28589649920 is 3057.7568363847

Scales and comparisons

• 28,589,649,920 seconds is equal to 909 years, 3 weeks, 1 day, 17 hours, 25 minutes, 20 seconds.
• To count from 1 to 28,589,649,920 would take you about one thousand, eight hundred eighteen 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 28589649920 cubic inches would be around 254.8 feet tall.

Recreational maths with 28589649920

• 28589649920 backwards is 02994698582
• The number of decimal digits it has is: 11
• The sum of 28589649920's digits is 62
• More coming soon!