18049993728
18,049,993,728 is an even composite number composed of six prime numbers multiplied together.
18049993728 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred fifty-two divisors.
Prime factorization of 18049993728:
210 × 3 × 13 × 23 × 43 × 457
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 13 × 23 × 43 × 457)See below for interesting mathematical facts about the number 18049993728 from the Numbermatics database.
Names of 18049993728
- Cardinal: 18049993728 can be written as Eighteen billion, forty-nine million, nine hundred ninety-three thousand, seven hundred twenty-eight.
Scientific notation
- Scientific notation: 1.8049993728 × 1010
Factors of 18049993728
Divisors of 18049993728
- Number of divisors d(n): 352
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Complete list of divisors:
1 2 3 4 6 8 12 13 16 23 24 26 32 39 43 46 48 52 64 69 78 86 92 96 104 128 129 138 156 172 184 192 208 256 258 276 299 312 344 368 384 416 457 512 516 552 559 598 624 688 736 768 832 897 914 989 1024 1032 1104 1118 1196 1248 1371 1376 1472 1536 1664 1677 1794 1828 1978 2064 2208 2236 2392 2496 2742 2752 2944 2967 3072 3328 3354 3588 3656 3956 4128 4416 4472 4784 4992 5484 5504 5888 5934 5941 6656 6708 7176 7312 7912 8256 8832 8944 9568 9984 10511 10968 11008 11776 11868 11882 12857 13312 13416 14352 14624 15824 16512 17664 17823 17888 19136 19651 19968 21022 21936 22016 23552 23736 23764 25714 26832 28704 29248 31533 31648 33024 35328 35646 35776 38272 38571 39302 39936 42044 43872 44032 47472 47528 51428 53664 57408 58496 58953 63066 63296 66048 70656 71292 71552 76544 77142 78604 84088 87744 94944 95056 102856 107328 114816 116992 117906 126132 126592 132096 136643 142584 143104 153088 154284 157208 168176 175488 189888 190112 205712 214656 229632 233984 235812 252264 253184 255463 273286 285168 286208 306176 308568 314416 336352 350976 379776 380224 409929 411424 429312 451973 459264 467968 471624 504528 506368 510926 546572 570336 572416 617136 628832 672704 701952 759552 760448 766389 819858 822848 858624 903946 918528 943248 1009056 1012736 1021852 1093144 1140672 1234272 1257664 1345408 1355919 1403904 1519104 1520896 1532778 1639716 1645696 1717248 1807892 1886496 2018112 2043704 2186288 2281344 2468544 2515328 2690816 2711838 3038208 3041792 3065556 3279432 3291392 3615784 3772992 4036224 4087408 4372576 4562688 4937088 5030656 5381632 5423676 5875649 6083584 6131112 6558864 6582784 7231568 7545984 8072448 8174816 8745152 9125376 9874176 10061312 10763264 10847352 11751298 12262224 13117728 13165568 14463136 15091968 16144896 16349632 17490304 17626947 18250752 19748352 20122624 21694704 23502596 24524448 26235456 28926272 30183936 32289792 32699264 34980608 35253894 39496704 43389408 47005192 49048896 52470912 57852544 60367872 65398528 69961216 70507788 86778816 94010384 98097792 104941824 115705088 130797056 139922432 141015576 173557632 188020768 196195584 209883648 231410176 261594112 282031152 347115264 376041536 392391168 419767296 462820352 564062304 694230528 752083072 784782336 1128124608 1388461056 1504166144 2256249216 3008332288 4512498432 6016664576 9024996864 18049993728
- Sum of all divisors σ(n): 55441537536
- Sum of proper divisors (its aliquot sum) s(n): 37391543808
- 18049993728 is an abundant number, because the sum of its proper divisors (37391543808) is greater than itself. Its abundance is 19341550080
Bases of 18049993728
- Binary: 100001100111101110100001100000000002
- Hexadecimal: 0x433DD0C00
- Base-36: 8AII0AO
Squares and roots of 18049993728
- 18049993728 squared (180499937282) is 325802273580839337984
- 18049993728 cubed (180499937283) is 5880728994702290151586872164352
-
The
square root of 18049993728 is 134350.2650834749 -
The
cube root of 18049993728 is 2623.1654593767
Scales and comparisons
How big is 18049993728?- 18,049,993,728 seconds is equal to 573 years, 48 weeks, 3 days, 23 hours, 8 minutes, 48 seconds.
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To count from 1 to 18,049,993,728 would take you about one thousand, one hundred forty-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 18049993728 cubic inches would be around 218.6 feet tall.
Recreational maths with 18049993728
- 18049993728 backwards is 82739994081
- The number of decimal digits it has is: 11
- The sum of 18049993728's digits is 60
- More coming soon!
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