12538731520
12,538,731,520 is an even composite number composed of six prime numbers multiplied together.
12538731520 is an even composite number. It is composed of six distinct prime numbers multiplied together. It has a total of five hundred twenty-eight divisors.
Prime factorization of 12538731520:
210 × 5 × 72 × 23 × 41 × 53
(2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 2 × 5 × 7 × 7 × 23 × 41 × 53)See below for interesting mathematical facts about the number 12538731520 from the Numbermatics database.
Names of 12538731520
- Cardinal: 12538731520 can be written as Twelve billion, five hundred thirty-eight million, seven hundred thirty-one thousand, five hundred twenty.
Scientific notation
- Scientific notation: 1.253873152 × 1010
Factors of 12538731520
Divisors of 12538731520
- Number of divisors d(n): 528
-
Complete list of divisors:
1 2 4 5 7 8 10 14 16 20 23 28 32 35 40 41 46 49 53 56 64 70 80 82 92 98 106 112 115 128 140 160 161 164 184 196 205 212 224 230 245 256 265 280 287 320 322 328 368 371 392 410 424 448 460 490 512 530 560 574 640 644 656 736 742 784 805 820 848 896 920 943 980 1024 1060 1120 1127 1148 1219 1280 1288 1312 1435 1472 1484 1568 1610 1640 1696 1792 1840 1855 1886 1960 2009 2120 2173 2240 2254 2296 2438 2560 2576 2597 2624 2870 2944 2968 3136 3220 3280 3392 3584 3680 3710 3772 3920 4018 4240 4346 4480 4508 4592 4715 4876 5120 5152 5194 5248 5635 5740 5888 5936 6095 6272 6440 6560 6601 6784 7168 7360 7420 7544 7840 8036 8480 8533 8692 8960 9016 9184 9430 9752 10045 10304 10388 10496 10865 11270 11480 11776 11872 12190 12544 12880 12985 13120 13202 13568 14720 14840 15088 15211 15680 16072 16960 17066 17384 17920 18032 18368 18860 19504 20090 20608 20776 20992 21730 22540 22960 23552 23744 24380 25088 25760 25970 26240 26404 27136 29440 29680 30176 30422 31360 32144 33005 33920 34132 34768 35840 36064 36736 37720 39008 40180 41216 41552 41984 42665 43460 45080 45920 46207 47488 48760 49979 50176 51520 51940 52480 52808 54272 58880 59360 59731 60352 60844 62720 64288 66010 67840 68264 69536 72128 73472 75440 76055 78016 80360 82432 83104 85330 86920 90160 91840 92414 94976 97520 99958 103040 103880 104960 105616 106477 117760 118720 119462 120704 121688 125440 128576 132020 135680 136528 139072 144256 146944 150880 152110 156032 160720 164864 166208 170660 173840 180320 183680 184828 189952 195040 199916 206080 207760 209920 211232 212954 231035 237440 238924 241408 243376 249895 250880 257152 264040 271360 273056 278144 288512 293888 298655 301760 304220 312064 321440 332416 341320 347680 349853 360640 367360 369656 379904 390080 399832 412160 415520 422464 425908 462070 474880 477848 482816 486752 499790 514304 528080 532385 546112 556288 577024 597310 603520 608440 624128 642880 664832 682640 695360 699706 721280 734720 739312 780160 799664 824320 831040 844928 851816 924140 949760 955696 965632 973504 999580 1028608 1056160 1064770 1092224 1112576 1154048 1194620 1207040 1216880 1248256 1285760 1329664 1365280 1390720 1399412 1442560 1469440 1478624 1560320 1599328 1662080 1689856 1703632 1749265 1848280 1899520 1911392 1947008 1999160 2057216 2112320 2129540 2184448 2225152 2389240 2414080 2433760 2448971 2571520 2659328 2730560 2781440 2798824 2885120 2957248 3120640 3198656 3324160 3379712 3407264 3498530 3696560 3822784 3894016 3998320 4224640 4259080 4368896 4778480 4828160 4867520 4897942 5143040 5461120 5562880 5597648 5770240 5914496 6241280 6397312 6648320 6759424 6814528 6997060 7393120 7645568 7788032 7996640 8449280 8518160 8737792 9556960 9735040 9795884 10286080 10922240 11125760 11195296 11828992 12244855 12794624 13296640 13629056 13994120 14786240 15291136 15576064 15993280 16898560 17036320 19113920 19470080 19591768 21844480 22390592 23657984 24489710 25589248 27258112 27988240 29572480 30582272 31986560 33797120 34072640 38227840 38940160 39183536 43688960 44781184 47315968 48979420 51178496 54516224 55976480 59144960 61164544 63973120 68145280 76455680 77880320 78367072 89562368 97958840 109032448 111952960 118289920 127946240 136290560 152911360 156734144 179124736 195917680 223905920 236579840 255892480 272581120 305822720 313468288 358249472 391835360 447811840 545162240 626936576 783670720 895623680 1253873152 1567341440 1791247360 2507746304 3134682880 6269365760 12538731520
- Sum of all divisors σ(n): 38106427968
- Sum of proper divisors (its aliquot sum) s(n): 25567696448
- 12538731520 is an abundant number, because the sum of its proper divisors (25567696448) is greater than itself. Its abundance is 13028964928
Bases of 12538731520
- Binary: 10111010110101110111011100000000002
- Hexadecimal: 0x2EB5DDC00
- Base-36: 5RD8J5S
Squares and roots of 12538731520
- 12538731520 squared (125387315202) is 157219788130641510400
- 12538731520 cubed (125387315203) is 1971336713001396584272887808000
-
The
square root of 12538731520 is 111976.4775298813 -
The
cube root of 12538731520 is 2323.1889558725
Scales and comparisons
How big is 12538731520?- 12,538,731,520 seconds is equal to 398 years, 36 weeks, 4 hours, 58 minutes, 40 seconds.
-
To count from 1 to 12,538,731,520 would take you about seven hundred ninety-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 12538731520 cubic inches would be around 193.6 feet tall.
Recreational maths with 12538731520
- 12538731520 backwards is 02513783521
- The number of decimal digits it has is: 11
- The sum of 12538731520's digits is 37
- More coming soon!
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