642987132912
642,987,132,912 is an even composite number composed of four prime numbers multiplied together.
642987132912 is an even composite number. It is composed of four distinct prime numbers multiplied together. It has a total of four hundred fifty divisors.
Prime factorization of 642987132912:
24 × 38 × 194 × 47
(2 × 2 × 2 × 2 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 3 × 19 × 19 × 19 × 19 × 47)See below for interesting mathematical facts about the number 642987132912 from the Numbermatics database.
Names of 642987132912
- Cardinal: 642987132912 can be written as Six hundred forty-two billion, nine hundred eighty-seven million, one hundred thirty-two thousand, nine hundred twelve.
Scientific notation
- Scientific notation: 6.42987132912 × 1011
Factors of 642987132912
Divisors of 642987132912
- Number of divisors d(n): 450
-
Complete list of divisors:
1 2 3 4 6 8 9 12 16 18 19 24 27 36 38 47 48 54 57 72 76 81 94 108 114 141 144 152 162 171 188 216 228 243 282 304 324 342 361 376 423 432 456 486 513 564 648 684 722 729 752 846 893 912 972 1026 1083 1128 1269 1296 1368 1444 1458 1539 1692 1786 1944 2052 2166 2187 2256 2538 2679 2736 2888 2916 3078 3249 3384 3572 3807 3888 4104 4332 4374 4617 5076 5358 5776 5832 6156 6498 6561 6768 6859 7144 7614 8037 8208 8664 8748 9234 9747 10152 10716 11421 11664 12312 12996 13122 13718 13851 14288 15228 16074 16967 17328 17496 18468 19494 20304 20577 21432 22842 24111 24624 25992 26244 27436 27702 29241 30456 32148 33934 34263 34992 36936 38988 41154 41553 42864 45684 48222 50901 51984 52488 54872 55404 58482 60912 61731 64296 67868 68526 72333 73872 77976 82308 83106 87723 91368 96444 101802 102789 104976 109744 110808 116964 123462 124659 128592 130321 135736 137052 144666 152703 155952 164616 166212 175446 182736 185193 192888 203604 205578 216999 221616 233928 246924 249318 260642 263169 271472 274104 289332 305406 308367 322373 329232 332424 350892 370386 385776 390963 407208 411156 433998 458109 467856 493848 498636 521284 526338 548208 555579 578664 610812 616734 644746 650997 664848 701784 740772 781926 789507 814416 822312 867996 916218 967119 987696 997272 1042568 1052676 1111158 1157328 1172889 1221624 1233468 1289492 1301994 1374327 1403568 1481544 1563852 1579014 1644624 1666737 1735992 1832436 1934238 1952991 1994544 2085136 2105352 2222316 2345778 2368521 2443248 2466936 2578984 2603988 2748654 2901357 2963088 3127704 3158028 3333474 3471984 3518667 3664872 3868476 3905982 4122981 4210704 4444632 4691556 4737042 4933872 5000211 5157968 5207976 5497308 5802714 5858973 6125087 6255408 6316056 6666948 7037334 7329744 7736952 7811964 8245962 8704071 8889264 9383112 9474084 10000422 10415952 10556001 10994616 11605428 11717946 12250174 12368943 12632112 13333896 14074668 15000633 15473904 15623928 16491924 17408142 18375261 18766224 18948168 20000844 21112002 21989232 23210856 23435892 24500348 24737886 26112213 26667792 28149336 30001266 31247856 31668003 32983848 34816284 36750522 37106829 37896336 40001688 42224004 45001899 46421712 46871784 49000696 49475772 52224426 55125783 56298672 60002532 63336006 65967696 69632568 73501044 74213658 78336639 80003376 84448008 90003798 93743568 95004009 98001392 98951544 104448852 110251566 111320487 120005064 126672012 139265136 147002088 148427316 156673278 165377349 168896016 180007596 190008018 197903088 208897704 220503132 222640974 235009917 240010128 253344024 285012027 294004176 296854632 313346556 330754698 360015192 380016036 417795408 441006264 445281948 470019834 496132047 506688048 570024054 593709264 626693112 661509396 705029751 720030384 760032072 855036081 882012528 890563896 940039668 992264094 1140048108 1253386224 1323018792 1410059502 1488396141 1520064144 1710072162 1781127792 1880079336 1984528188 2115089253 2280096216 2646037584 2820119004 2976792282 3420144324 3760158672 3969056376 4230178506 4465188423 4560192432 5640238008 5953584564 6840288648 7938112752 8460357012 8930376846 11280476016 11907169128 13395565269 13680577296 16920714024 17860753692 23814338256 26791130538 33841428048 35721507384 40186695807 53582261076 71443014768 80373391614 107164522152 160746783228 214329044304 321493566456 642987132912
- Sum of all divisors σ(n): 2014361847888
- Sum of proper divisors (its aliquot sum) s(n): 1371374714976
- 642987132912 is an abundant number, because the sum of its proper divisors (1371374714976) is greater than itself. Its abundance is 728387582064
Bases of 642987132912
- Binary: 10010101101101010000010100000111111100002
- Hexadecimal: 0x95B50507F0
- Base-36: 87DTXR00
Squares and roots of 642987132912
- 642987132912 squared (6429871329122) is 413432453090393953599744
- 642987132912 cubed (6429871329123) is 265831747665367342193679756177174528
-
The
square root of 642987132912 is 801864.7846813077 -
The
cube root of 642987132912 is 8631.1254188395
Scales and comparisons
How big is 642987132912?- 642,987,132,912 seconds is equal to 20,445 years, 16 hours, 55 minutes, 12 seconds.
-
To count from 1 to 642,987,132,912 would take you about forty thousand, eight hundred ninety 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 642987132912 cubic inches would be around 719.3 feet tall.
Recreational maths with 642987132912
- 642987132912 backwards is 219231789246
- 642987132912 is a
Harshad number . - The number of decimal digits it has is: 12
- The sum of 642987132912's digits is 54
- More coming soon!
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