21496981000
21,496,981,000 is an even composite number composed of five prime numbers multiplied together.
21496981000 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of two hundred fifty-six divisors.
Prime factorization of 21496981000:
23 × 53 × 113 × 31 × 521
(2 × 2 × 2 × 5 × 5 × 5 × 11 × 11 × 11 × 31 × 521)See below for interesting mathematical facts about the number 21496981000 from the Numbermatics database.
Names of 21496981000
- Cardinal: 21496981000 can be written as Twenty-one billion, four hundred ninety-six million, nine hundred eighty-one thousand.
Scientific notation
- Scientific notation: 2.1496981 × 1010
Factors of 21496981000
Divisors of 21496981000
- Number of divisors d(n): 256
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Complete list of divisors:
1 2 4 5 8 10 11 20 22 25 31 40 44 50 55 62 88 100 110 121 124 125 155 200 220 242 248 250 275 310 341 440 484 500 521 550 605 620 682 775 968 1000 1042 1100 1210 1240 1331 1364 1375 1550 1705 2084 2200 2420 2605 2662 2728 2750 3025 3100 3410 3751 3875 4168 4840 5210 5324 5500 5731 6050 6200 6655 6820 7502 7750 8525 10420 10648 11000 11462 12100 13025 13310 13640 15004 15125 15500 16151 17050 18755 20840 22924 24200 26050 26620 28655 30008 30250 31000 32302 33275 34100 37510 41261 42625 45848 52100 53240 57310 60500 63041 64604 65125 66550 68200 75020 80755 82522 85250 93775 104200 114620 121000 126082 129208 130250 133100 143275 150040 161510 165044 166375 170500 177661 187550 206305 229240 252164 260500 266200 286550 315205 323020 330088 332750 341000 355322 375100 403775 412610 468875 504328 521000 573100 630410 646040 665500 693451 710644 716375 750200 807550 825220 888305 937750 1031525 1146200 1260820 1331000 1386902 1421288 1432750 1576025 1615100 1650440 1776610 1875500 1954271 2018875 2063050 2521640 2773804 2865500 3152050 3230200 3467255 3553220 3751000 3908542 4037750 4126100 4441525 5157625 5547608 5731000 6304100 6934510 7106440 7817084 7880125 8075500 8252200 8883050 9771355 10315250 12608200 13869020 15634168 15760250 16151000 17336275 17766100 19542710 20630500 21496981 22207625 27738040 31520500 34672550 35532200 39085420 41261000 42993962 44415250 48856775 63041000 69345100 78170840 85987924 86681375 88830500 97713550 107484905 138690200 171975848 173362750 177661000 195427100 214969810 244283875 346725500 390854200 429939620 488567750 537424525 693451000 859879240 977135500 1074849050 1954271000 2149698100 2687122625 4299396200 5374245250 10748490500 21496981000
- Sum of all divisors σ(n): 57223895040
- Sum of proper divisors (its aliquot sum) s(n): 35726914040
- 21496981000 is an abundant number, because the sum of its proper divisors (35726914040) is greater than itself. Its abundance is 14229933040
Bases of 21496981000
- Binary: 101000000010101000111100110000010002
- Hexadecimal: 0x50151E608
- Base-36: 9VIQWP4
Squares and roots of 21496981000
- 21496981000 squared (214969810002) is 462120192114361000000
- 21496981000 cubed (214969810003) is 9934188989598768244141000000000
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The
square root of 21496981000 is 146618.4879201799 -
The
cube root of 21496981000 is 2780.5187255561
Scales and comparisons
How big is 21496981000?- 21,496,981,000 seconds is equal to 683 years, 27 weeks, 6 days, 15 hours, 36 minutes, 40 seconds.
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To count from 1 to 21,496,981,000 would take you about one thousand, three hundred sixty-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 21496981000 cubic inches would be around 231.7 feet tall.
Recreational maths with 21496981000
- 21496981000 backwards is 00018969412
- 21496981000 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 21496981000's digits is 40
- More coming soon!
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The information we have on file for 21496981000 includes mathematical data and numerical statistics calculated using standard algorithms and methods. We are adding more all the time. If there are any features you would like to see, please contact us. Information provided for educational use, intellectual curiosity and fun!
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