28231970400

Names of 28231970400

• Cardinal: 28231970400 can be written as Twenty-eight billion, two hundred thirty-one million, nine hundred seventy thousand, four hundred.

Scientific notation

• Scientific notation: 2.82319704 × 10¹⁰

Factors of 28231970400

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 38182

Divisors of 28231970400

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 25 30 32 36 40 45 48 50 60 72 75 80 90 96 100 103 120 144 150 160 180 200 206 225 240 288 300 309 360 400 412 450 480 515 600 618 720 800 824 900 927 1030 1200 1236 1440 1545 1648 1800 1854 2060 2400 2472 2575 3090 3296 3600 3708 4120 4635 4944 5150 6180 7200 7416 7725 8240 9270 9888 10300 12360 14832 15450 16480 18540 20600 23175 24720 29664 30900 37080 38069 41200 46350 49440 61800 74160 76138 82400 92700 114207 123600 148320 152276 185400 190345 228414 247200 304552 342621 370800 380690 456828 571035 609104 685242 741600 761380 913656 951725 1142070 1218208 1370484 1522760 1713105 1827312 1903450 2284140 2740968 2855175 3045520 3426210 3654624 3806900 3921107 4568280 5481936 5710350 6091040 6852420 7613800 7842214 8565525 9136560 10963872 11420700 11763321 13704840 15227600 15684428 17131050 18273120 19605535 22841400 23526642 27409680 30455200 31368856 34262100 35289963 39211070 45682800 47053284 54819360 58816605 62737712 68524200 70579926 78422140 91365600 94106568 98027675 117633210 125475424 137048400 141159852 156844280 176449815 188213136 196055350 235266420 274096800 282319704 294083025 313688560 352899630 376426272 392110700 470532840 564639408 588166050 627377120 705799260 784221400 882249075 941065680 1129278816 1176332100 1411598520 1568442800 1764498150 1882131360 2352664200 2823197040 3136885600 3528996300 4705328400 5646394080 7057992600 9410656800 14115985200 28231970400
• Sum of all divisors σ(n): 100522159920
• Sum of proper divisors (its aliquot sum) s(n): 72290189520
• 28231970400 is an abundant number, because the sum of its proper divisors (72290189520) is greater than itself. Its abundance is 44058219120

Bases of 28231970400

• Binary: 11010010010110000011010111001100000₂
• Hexadecimal: 0x692C1AE60
• Base-36: CYWL3S0

Squares and roots of 28231970400

• 28231970400 squared (28231970400²) is 797044152666476160000
• 28231970400 cubed (28231970400³) is 22502126925573036021425664000000
• The square root of 28231970400 is 168023.7197540871
• The cube root of 28231970400 is 3044.9516198319

Scales and comparisons

• 28,231,970,400 seconds is equal to 897 years, 35 weeks, 5 days, 22 hours.
• To count from 1 to 28,231,970,400 would take you about one thousand, seven hundred ninety-five 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 28231970400 cubic inches would be around 253.7 feet tall.

Recreational maths with 28231970400

• 28231970400 backwards is 00407913282
• 28231970400 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28231970400's digits is 36
• More coming soon!