18121307400
18,121,307,400 is an even composite number composed of five prime numbers multiplied together.
18121307400 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred thirty-two divisors.
Prime factorization of 18121307400:
23 × 32 × 52 × 75 × 599
(2 × 2 × 2 × 3 × 3 × 5 × 5 × 7 × 7 × 7 × 7 × 7 × 599)See below for interesting mathematical facts about the number 18121307400 from the Numbermatics database.
Names of 18121307400
- Cardinal: 18121307400 can be written as Eighteen billion, one hundred twenty-one million, three hundred seven thousand, four hundred.
Scientific notation
- Scientific notation: 1.81213074 × 1010
Factors of 18121307400
Divisors of 18121307400
- Number of divisors d(n): 432
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Complete list of divisors:
1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 25 28 30 35 36 40 42 45 49 50 56 60 63 70 72 75 84 90 98 100 105 120 126 140 147 150 168 175 180 196 200 210 225 245 252 280 294 300 315 343 350 360 392 420 441 450 490 504 525 588 599 600 630 686 700 735 840 882 900 980 1029 1050 1176 1198 1225 1260 1372 1400 1470 1575 1715 1764 1797 1800 1960 2058 2100 2205 2396 2401 2450 2520 2744 2940 2995 3087 3150 3430 3528 3594 3675 4116 4193 4200 4410 4792 4802 4900 5145 5391 5880 5990 6174 6300 6860 7188 7203 7350 8232 8386 8575 8820 8985 9604 9800 10290 10782 11025 11980 12005 12348 12579 12600 13720 14376 14406 14700 14975 15435 16772 16807 17150 17640 17970 19208 20580 20965 21564 21609 22050 23960 24010 24696 25158 25725 26955 28812 29351 29400 29950 30870 33544 33614 34300 35940 36015 37737 41160 41930 43128 43218 44100 44925 48020 50316 50421 51450 53910 57624 58702 59900 60025 61740 62895 67228 68600 71880 72030 75474 77175 83860 84035 86436 88053 88200 89850 96040 100632 100842 102900 104825 107820 108045 117404 119800 120050 123480 125790 134456 134775 144060 146755 150948 151263 154350 167720 168070 172872 176106 179700 180075 188685 201684 205457 205800 209650 215640 216090 234808 240100 251580 252105 264159 269550 288120 293510 301896 302526 308700 314475 336140 352212 359400 360150 377370 403368 410914 419300 420175 432180 440265 480200 503160 504210 528318 539100 540225 587020 605052 616371 617400 628950 672280 704424 720300 733775 754740 756315 821828 838600 840350 864360 880530 943425 1008420 1027285 1056636 1078200 1080450 1174040 1210104 1232742 1257900 1260525 1320795 1438199 1440600 1467550 1509480 1512630 1643656 1680700 1761060 1849113 1886850 2016840 2054570 2113272 2160900 2201325 2465484 2515800 2521050 2641590 2876398 2935100 3025260 3081855 3361400 3522120 3698226 3773700 3781575 4109140 4314597 4321800 4402650 4930968 5042100 5136425 5283180 5752796 5870200 6050520 6163710 6603975 7190995 7396452 7547400 7563150 8218280 8629194 8805300 9245565 10067393 10084200 10272850 10566360 11505592 12327420 12943791 13207950 14381990 14792904 15126300 15409275 17258388 17610600 18491130 20134786 20545700 21572985 24654840 25887582 26415900 28763980 30202179 30252600 30818550 34516776 35954975 36982260 40269572 41091400 43145970 46227825 50336965 51775164 52831800 57527960 60404358 61637100 64718955 71909950 73964520 80539144 86291940 90606537 92455650 100673930 103550328 107864925 120808716 123274200 129437910 143819900 151010895 172583880 181213074 184911300 201347860 215729850 241617432 251684825 258875820 287639800 302021790 323594775 362426148 369822600 402695720 431459700 453032685 503369650 517751640 604043580 647189550 724852296 755054475 862919400 906065370 1006739300 1208087160 1294379100 1510108950 1812130740 2013478600 2265163425 2588758200 3020217900 3624261480 4530326850 6040435800 9060653700 18121307400
- Sum of all divisors σ(n): 71118216000
- Sum of proper divisors (its aliquot sum) s(n): 52996908600
- 18121307400 is an abundant number, because the sum of its proper divisors (52996908600) is greater than itself. Its abundance is 34875601200
Bases of 18121307400
- Binary: 100001110000001110100110101000010002
- Hexadecimal: 0x4381D3508
- Base-36: 8BOYIA0
Squares and roots of 18121307400
- 18121307400 squared (181213074002) is 328381781885294760000
- 18121307400 cubed (181213074003) is 5950707214103177885569224000000
-
The
square root of 18121307400 is 134615.4055076907 -
The
cube root of 18121307400 is 2626.6155388567
Scales and comparisons
How big is 18121307400?- 18,121,307,400 seconds is equal to 576 years, 10 weeks, 3 days, 8 hours, 30 minutes.
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To count from 1 to 18,121,307,400 would take you about one thousand, one hundred fifty-two 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 18121307400 cubic inches would be around 218.9 feet tall.
Recreational maths with 18121307400
- 18121307400 backwards is 00470312181
- The number of decimal digits it has is: 11
- The sum of 18121307400's digits is 27
- More coming soon!
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The information we have on file for 18121307400 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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