18138856896
18,138,856,896 is an even composite number composed of six prime numbers multiplied together.
18138856896 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of three hundred thirty-six divisors.
Prime factorization of 18138856896:
26 × 32 × 23 × 29 × 31 × 1523
(2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 23 × 29 × 31 × 1523)See below for interesting mathematical facts about the number 18138856896 from the Numbermatics database.
Names of 18138856896
- Cardinal: 18138856896 can be written as Eighteen billion, one hundred thirty-eight million, eight hundred fifty-six thousand, eight hundred ninety-six.
Scientific notation
- Scientific notation: 1.8138856896 × 1010
Factors of 18138856896
Divisors of 18138856896
- Number of divisors d(n): 336
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Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 23 24 29 31 32 36 46 48 58 62 64 69 72 87 92 93 96 116 124 138 144 174 184 186 192 207 232 248 261 276 279 288 348 368 372 414 464 496 522 552 558 576 667 696 713 736 744 828 899 928 992 1044 1104 1116 1334 1392 1426 1472 1488 1523 1656 1798 1856 1984 2001 2088 2139 2208 2232 2668 2697 2784 2852 2976 3046 3312 3596 4002 4176 4278 4416 4464 4569 5336 5394 5568 5704 5952 6003 6092 6417 6624 7192 8004 8091 8352 8556 8928 9138 10672 10788 11408 12006 12184 12834 13248 13707 14384 16008 16182 16704 17112 17856 18276 20677 21344 21576 22816 24012 24368 25668 27414 28768 32016 32364 34224 35029 36552 41354 42688 43152 44167 45632 47213 48024 48736 51336 54828 57536 62031 64032 64728 68448 70058 73104 82708 86304 88334 94426 96048 97472 102672 105087 109656 124062 128064 129456 132501 136896 140116 141639 146208 165416 172608 176668 186093 188852 192096 205344 210174 219312 248124 258912 265002 280232 283278 292416 315261 330832 353336 372186 377704 384192 397503 410688 420348 424917 438624 496248 517824 530004 560464 566556 630522 661664 706672 744372 755408 795006 840696 849834 877248 992496 1015841 1060008 1085899 1120928 1133112 1261044 1323328 1369177 1413344 1488744 1510816 1590012 1681392 1699668 1984992 2031682 2120016 2171798 2241856 2266224 2522088 2738354 2826688 2977488 3021632 3047523 3180024 3257697 3362784 3399336 3969984 4063364 4107531 4240032 4343596 4532448 5044176 5476708 5954976 6095046 6360048 6515394 6725568 6798672 8126728 8215062 8480064 8687192 9064896 9142569 9773091 10088352 10953416 11909952 12190092 12322593 12720096 13030788 13597344 16253456 16430124 17374384 18285138 19546182 20176704 21906832 24380184 24645186 25440192 26061576 27194688 31491071 32506912 32860248 34748768 36570276 39092364 43813664 48760368 49290372 52123152 62982142 65013824 65720496 69497536 73140552 78184728 87627328 94473213 97520736 98580744 104246304 125964284 131440992 146281104 156369456 188946426 195041472 197161488 208492608 251928568 262881984 283419639 292562208 312738912 377892852 394322976 503857136 566839278 585124416 625477824 755785704 788645952 1007714272 1133678556 1511571408 2015428544 2267357112 3023142816 4534714224 6046285632 9069428448 18138856896
- Sum of all divisors σ(n): 57971496960
- Sum of proper divisors (its aliquot sum) s(n): 39832640064
- 18138856896 is an abundant number, because the sum of its proper divisors (39832640064) is greater than itself. Its abundance is 21693783168
Bases of 18138856896
- Binary: 100001110010010100011111101110000002
- Hexadecimal: 0x43928FDC0
- Base-36: 8BZENK0
Squares and roots of 18138856896
- 18138856896 squared (181388568962) is 329018129493566754816
- 18138856896 cubed (181388568963) is 5968012767073404318230542811136
-
The
square root of 18138856896 is 134680.5735657523 -
The
cube root of 18138856896 is 2627.4631764923
Scales and comparisons
How big is 18138856896?- 18,138,856,896 seconds is equal to 576 years, 39 weeks, 3 days, 11 hours, 21 minutes, 36 seconds.
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To count from 1 to 18,138,856,896 would take you about one thousand, one hundred fifty-three 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 18138856896 cubic inches would be around 219 feet tall.
Recreational maths with 18138856896
- 18138856896 backwards is 69865883181
- The number of decimal digits it has is: 11
- The sum of 18138856896's digits is 63
- More coming soon!
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