15421427028
15,421,427,028 is an even composite number composed of six prime numbers multiplied together.
15421427028 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of two hundred forty divisors.
Prime factorization of 15421427028:
22 × 34 × 7 × 31 × 421 × 521
(2 × 2 × 3 × 3 × 3 × 3 × 7 × 31 × 421 × 521)See below for interesting mathematical facts about the number 15421427028 from the Numbermatics database.
Names of 15421427028
- Cardinal: 15421427028 can be written as Fifteen billion, four hundred twenty-one million, four hundred twenty-seven thousand and twenty-eight.
Scientific notation
- Scientific notation: 1.5421427028 × 1010
Factors of 15421427028
Divisors of 15421427028
- Number of divisors d(n): 240
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Complete list of divisors:
1 2 3 4 6 7 9 12 14 18 21 27 28 31 36 42 54 62 63 81 84 93 108 124 126 162 186 189 217 252 279 324 372 378 421 434 521 558 567 651 756 837 842 868 1042 1116 1134 1263 1302 1563 1674 1684 1953 2084 2268 2511 2526 2604 2947 3126 3348 3647 3789 3906 4689 5022 5052 5859 5894 6252 7294 7578 7812 8841 9378 10044 10941 11367 11718 11788 13051 14067 14588 15156 16151 17577 17682 18756 21882 22734 23436 26102 26523 28134 32302 32823 34101 35154 35364 39153 42201 43764 45468 48453 52204 53046 56268 64604 65646 68202 70308 78306 79569 84402 91357 96906 98469 106092 113057 117459 131292 136404 145359 156612 159138 168804 182714 193812 196938 219341 226114 234918 238707 274071 290718 295407 318276 339171 352377 365428 393876 436077 438682 452228 469836 477414 548142 581436 590814 658023 678342 704754 822213 872154 877364 954828 1017513 1057131 1096284 1181628 1308231 1316046 1356684 1409508 1535387 1644426 1744308 1974069 2035026 2114262 2466639 2616462 2632092 3052539 3070774 3288852 3948138 4070052 4228524 4606161 4933278 5232924 5922207 6105078 6141548 6799571 7399917 7896276 9157617 9212322 9866556 11844414 12210156 13599142 13818483 14799834 17766621 18315234 18424644 20398713 23688828 27198284 27636966 29599668 35533242 36630468 40797426 41455449 47596997 55273932 61196139 71066484 81594852 82910898 95193994 122392278 124366347 142790991 165821796 183588417 190387988 244784556 248732694 285581982 367176834 428372973 497465388 550765251 571163964 734353668 856745946 1101530502 1285118919 1713491892 2203061004 2570237838 3855356757 5140475676 7710713514 15421427028
- Sum of all divisors σ(n): 47764620288
- Sum of proper divisors (its aliquot sum) s(n): 32343193260
- 15421427028 is an abundant number, because the sum of its proper divisors (32343193260) is greater than itself. Its abundance is 16921766232
Bases of 15421427028
- Binary: 11100101110011000001001101010101002
- Hexadecimal: 0x397304D54
- Base-36: 731IP90
Squares and roots of 15421427028
- 15421427028 squared (154214270282) is 237820411579928912784
- 15421427028 cubed (154214270283) is 3667530122948799917925832325952
-
The
square root of 15421427028 is 124183.0384070225 -
The
cube root of 15421427028 is 2489.0952788069
Scales and comparisons
How big is 15421427028?- 15,421,427,028 seconds is equal to 490 years, 18 weeks, 2 days, 17 hours, 43 minutes, 48 seconds.
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To count from 1 to 15,421,427,028 would take you about nine hundred eighty 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 15421427028 cubic inches would be around 207.4 feet tall.
Recreational maths with 15421427028
- 15421427028 backwards is 82072412451
- 15421427028 is a
Harshad number . - The number of decimal digits it has is: 11
- The sum of 15421427028's digits is 36
- More coming soon!
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