18390908928
18,390,908,928 is an even composite number composed of five prime numbers multiplied together.
18390908928 is an even composite number. It is composed of five distinct prime numbers multiplied together. It has a total of four hundred eight divisors.
Prime factorization of 18390908928:
216 × 3 × 72 × 23 × 83
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 7 × 7 × 23 × 83)See below for interesting mathematical facts about the number 18390908928 from the Numbermatics database.
Names of 18390908928
- Cardinal: 18390908928 can be written as Eighteen billion, three hundred ninety million, nine hundred eight thousand, nine hundred twenty-eight.
Scientific notation
- Scientific notation: 1.8390908928 × 1010
Factors of 18390908928
Divisors of 18390908928
- Number of divisors d(n): 408
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Complete list of divisors:
1 2 3 4 6 7 8 12 14 16 21 23 24 28 32 42 46 48 49 56 64 69 83 84 92 96 98 112 128 138 147 161 166 168 184 192 196 224 249 256 276 294 322 332 336 368 384 392 448 483 498 512 552 581 588 644 664 672 736 768 784 896 966 996 1024 1104 1127 1162 1176 1288 1328 1344 1472 1536 1568 1743 1792 1909 1932 1992 2048 2208 2254 2324 2352 2576 2656 2688 2944 3072 3136 3381 3486 3584 3818 3864 3984 4067 4096 4416 4508 4648 4704 5152 5312 5376 5727 5888 6144 6272 6762 6972 7168 7636 7728 7968 8134 8192 8832 9016 9296 9408 10304 10624 10752 11454 11776 12201 12288 12544 13363 13524 13944 14336 15272 15456 15936 16268 16384 17664 18032 18592 18816 20608 21248 21504 22908 23552 24402 24576 25088 26726 27048 27888 28672 30544 30912 31872 32536 32768 35328 36064 37184 37632 40089 41216 42496 43008 45816 47104 48804 49152 50176 53452 54096 55776 57344 61088 61824 63744 65072 65536 70656 72128 74368 75264 80178 82432 84992 86016 91632 93541 94208 97608 98304 100352 106904 108192 111552 114688 122176 123648 127488 130144 141312 144256 148736 150528 160356 164864 169984 172032 183264 187082 188416 195216 196608 200704 213808 216384 223104 229376 244352 247296 254976 260288 280623 282624 288512 297472 301056 320712 329728 339968 344064 366528 374164 376832 390432 401408 427616 432768 446208 458752 488704 494592 509952 520576 561246 565248 577024 594944 602112 641424 659456 679936 688128 733056 748328 753664 780864 802816 855232 865536 892416 977408 989184 1019904 1041152 1122492 1130496 1154048 1189888 1204224 1282848 1318912 1359872 1376256 1466112 1496656 1507328 1561728 1605632 1710464 1731072 1784832 1954816 1978368 2039808 2082304 2244984 2260992 2308096 2379776 2408448 2565696 2637824 2719744 2932224 2993312 3123456 3211264 3420928 3462144 3569664 3909632 3956736 4079616 4164608 4489968 4521984 4616192 4759552 4816896 5131392 5275648 5439488 5864448 5986624 6246912 6841856 6924288 7139328 7819264 7913472 8159232 8329216 8979936 9232384 9519104 9633792 10262784 10551296 11728896 11973248 12493824 13683712 13848576 14278656 15638528 15826944 16318464 16658432 17959872 18464768 19038208 20525568 23457792 23946496 24987648 27367424 27697152 28557312 31277056 31653888 33316864 35919744 36929536 38076416 41051136 46915584 47892992 49975296 54734848 55394304 57114624 62554112 66633728 71839488 73859072 82102272 93831168 95785984 99950592 109469696 110788608 114229248 125108224 133267456 143678976 164204544 187662336 191571968 199901184 218939392 221577216 266534912 287357952 328409088 375324672 383143936 399802368 437878784 574715904 656818176 766287872 799604736 875757568 1149431808 1313636352 1532575744 2298863616 2627272704 3065151488 4597727232 6130302976 9195454464 18390908928
- Sum of all divisors σ(n): 60246523008
- Sum of proper divisors (its aliquot sum) s(n): 41855614080
- 18390908928 is an abundant number, because the sum of its proper divisors (41855614080) is greater than itself. Its abundance is 23464705152
Bases of 18390908928
- Binary: 100010010000010111100000000000000002
- Hexadecimal: 0x4482F0000
- Base-36: 8G5H05C
Squares and roots of 18390908928
- 18390908928 squared (183909089282) is 338225531197990109184
- 18390908928 cubed (183909089283) is 6220274941386658834647720394752
-
The
square root of 18390908928 is 135613.0853863297 -
The
cube root of 18390908928 is 2639.5773795483
Scales and comparisons
How big is 18390908928?- 18,390,908,928 seconds is equal to 584 years, 40 weeks, 1 day, 17 hours, 48 minutes, 48 seconds.
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To count from 1 to 18,390,908,928 would take you about one thousand, one hundred sixty-nine 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 18390908928 cubic inches would be around 220 feet tall.
Recreational maths with 18390908928
- 18390908928 backwards is 82980909381
- The number of decimal digits it has is: 11
- The sum of 18390908928's digits is 57
- More coming soon!
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The information we have on file for 18390908928 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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