18842990740
18,842,990,740 is an even composite number composed of seven prime numbers multiplied together.
18842990740 is an even composite number. It is composed of seven distinct prime numbers multiplied together. It has a total of two hundred eighty-eight divisors.
Prime factorization of 18842990740:
22 × 5 × 7 × 172 × 37 × 41 × 307
(2 × 2 × 5 × 7 × 17 × 17 × 37 × 41 × 307)See below for interesting mathematical facts about the number 18842990740 from the Numbermatics database.
Names of 18842990740
- Cardinal: 18842990740 can be written as Eighteen billion, eight hundred forty-two million, nine hundred ninety thousand, seven hundred forty.
Scientific notation
- Scientific notation: 1.884299074 × 1010
Factors of 18842990740
Divisors of 18842990740
- Number of divisors d(n): 288
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Complete list of divisors:
1 2 4 5 7 10 14 17 20 28 34 35 37 41 68 70 74 82 85 119 140 148 164 170 185 205 238 259 287 289 307 340 370 410 476 518 574 578 595 614 629 697 740 820 1036 1148 1156 1190 1228 1258 1295 1394 1435 1445 1517 1535 2023 2149 2380 2516 2590 2788 2870 2890 3034 3070 3145 3485 4046 4298 4403 4879 5180 5219 5740 5780 6068 6140 6290 6970 7585 8092 8596 8806 9758 10115 10438 10619 10693 10745 11359 11849 12580 12587 13940 15170 17612 19516 20230 20876 21238 21386 21490 22015 22718 23698 24395 25174 25789 26095 30340 36533 40460 42476 42772 42980 44030 45436 47396 48790 50348 51578 52190 53095 53465 56795 59245 62935 73066 74851 79513 82943 88060 88109 88723 97580 103156 104380 106190 106930 113590 118490 125870 128945 146132 149702 159026 165886 176218 177446 180523 182665 193103 212380 213860 213979 227180 236980 251740 257890 299404 318052 331772 352436 354892 361046 365330 374255 386206 397565 414715 427958 438413 440545 443615 465719 515780 621061 722092 730660 748510 772412 795130 829430 855916 876826 881090 887230 902615 931438 965515 1069895 1242122 1351721 1497020 1497853 1590260 1658860 1753652 1762180 1774460 1805230 1862876 1931030 2139790 2192065 2328595 2484244 2703442 2995706 3068891 3105305 3260033 3282751 3610460 3637643 3862060 4279580 4384130 4657190 5406884 5991412 6137782 6210610 6520066 6565502 6758605 7275286 7489265 7917223 8768260 9314380 12275564 12421220 13040132 13131004 13517210 14550572 14978530 15344455 15834446 16300165 16413755 18188215 22979257 25463501 27034420 29957060 30688910 31668892 32600330 32827510 36376430 39586115 45958514 50927002 55420561 61377820 65200660 65655020 72752860 79172230 91917028 101854004 110841122 114896285 127317505 134592791 158344460 221682244 229792570 254635010 269185582 277102805 459585140 509270020 538371164 554205610 672963955 942149537 1108411220 1345927910 1884299074 2691855820 3768598148 4710747685 9421495370 18842990740
- Sum of all divisors σ(n): 50706222336
- Sum of proper divisors (its aliquot sum) s(n): 31863231596
- 18842990740 is an abundant number, because the sum of its proper divisors (31863231596) is greater than itself. Its abundance is 13020240856
Bases of 18842990740
- Binary: 100011000110010000100111000100101002
- Hexadecimal: 0x463213894
- Base-36: 8NMMOPG
Squares and roots of 18842990740
- 18842990740 squared (188429907402) is 355058300027725747600
- 18842990740 cubed (188429907403) is 6690360259582578005286377224000
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The
square root of 18842990740 is 137269.7735847189 -
The
cube root of 18842990740 is 2661.0310671119
Scales and comparisons
How big is 18842990740?- 18,842,990,740 seconds is equal to 599 years, 7 weeks, 5 days, 4 hours, 5 minutes, 40 seconds.
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To count from 1 to 18,842,990,740 would take you about one thousand, one hundred ninety-eight 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 18842990740 cubic inches would be around 221.8 feet tall.
Recreational maths with 18842990740
- 18842990740 backwards is 04709924881
- The number of decimal digits it has is: 11
- The sum of 18842990740's digits is 52
- More coming soon!
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