21742725165824

Names of 21742725165824

• Cardinal: 21742725165824 can be written as Twenty-one trillion, seven hundred forty-two billion, seven hundred twenty-five million, one hundred sixty-five thousand, eight hundred twenty-four.

Scientific notation

• Scientific notation: 2.1742725165824 × 10¹³

Factors of 21742725165824

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 826

Divisors of 21742725165824

• Number of divisors d(n): 432
• Complete list of divisors:
  1 2 4 8 13 16 19 26 32 38 52 64 76 104 128 152 169 173 208 247 256 304 338 346 361 416 494 608 619 676 692 722 832 988 1216 1238 1352 1384 1444 1664 1976 2197 2249 2432 2476 2704 2768 2888 3211 3287 3328 3952 4394 4498 4693 4864 4952 5408 5536 5776 6422 6574 7904 8047 8788 8996 9386 9904 10816 11072 11552 11761 12844 13148 15808 16094 17576 17992 18772 19808 21632 22144 23104 23522 25688 26296 29237 31616 32188 35152 35984 37544 39616 41743 42731 43264 44288 46208 47044 51376 52592 58474 61009 62453 63232 64376 70304 71968 75088 79232 83486 85462 92416 94088 102752 104611 105184 107087 116948 122018 124906 128752 140608 143936 150176 152893 158464 166972 170924 188176 205504 209222 210368 214174 223459 233896 244036 249812 257504 281216 287872 300352 305786 333944 341848 376352 380081 411008 418444 420736 428348 446918 467792 488072 499624 515008 555503 562432 575744 600704 611572 667888 683696 752704 760162 793117 811889 822016 836888 841472 856696 893836 935584 976144 999248 1030016 1111006 1201408 1223144 1335776 1359943 1367392 1392131 1505408 1520324 1586234 1623778 1673776 1713392 1787672 1871168 1952288 1987609 1998496 2034653 2060032 2222012 2446288 2671552 2719886 2734784 2784262 2904967 3010816 3040648 3172468 3247556 3347552 3426784 3575344 3742336 3904576 3975218 3996992 4069306 4444024 4892576 5343104 5439772 5469568 5568524 5809934 6081296 6344936 6495112 6695104 6853568 7150688 7221539 7484672 7809152 7950436 7993984 8138612 8888048 9785152 10554557 10686208 10879544 10939136 11137048 11619868 12162592 12689872 12990224 13390208 13707136 14301376 14443078 15618304 15900872 15987968 16277224 17776096 18097703 19570304 21109114 21759088 22274096 23239736 24325184 25379744 25838917 25980448 26450489 26780416 27414272 28602752 28886156 31801744 32554448 35552192 36195406 37764571 38658407 39140608 42218228 43518176 44548192 46479472 48650368 50759488 51677834 51960896 52900978 57205504 57772312 63603488 65108896 71104384 72390812 75529142 77316814 84436456 87036352 89096384 92958944 97300736 101518976 103355668 103921792 105801956 115544624 127206976 130217792 137209241 142208768 144781624 151058284 154633628 168872912 174072704 178192768 185917888 203037952 206711336 207843584 211603912 231089248 235270139 254413952 260435584 274418482 289563248 302116568 309267256 337745824 343856357 348145408 356385536 371835776 413422672 423207824 462178496 470540278 490939423 502559291 508827904 520871168 548836964 579126496 604233136 618534512 675491648 687712714 743671552 826845344 846415648 924356992 941080556 981878846 1005118582 1097673928 1158252992 1208466272 1237069024 1350983296 1375425428 1653690688 1692831296 1848713984 1882161112 1963757692 2010237164 2195347856 2316505984 2416932544 2474138048 2701966592 2750850856 3307381376 3385662592 3764322224 3927515384 4020474328 4390695712 4470132641 4633011968 4833865088 4948276096 5501701712 6533270783 6614762752 6771325184 7528644448 7855030768 8040948656 8781391424 8940265282 9667730176 9896552192 11003403424 13066541566 15057288896 15710061536 16081897312 17562782848 17880530564 22006806848 26133083132 30114577792 31420123072 32163794624 35125565696 35761061128 44013613696 52266166264 60229155584 62840246144 64327589248 71522122256 84932520179 88027227392 104532332528 125680492288 128655178496 143044244512 169865040358 209064665056 286088489024 339730080716 418129330112 572176978048 679460161432 836258660224 1144353956096 1358920322864 1672517320448 2717840645728 5435681291456 10871362582912 21742725165824
• Sum of all divisors σ(n): 49987770890400
• Sum of proper divisors (its aliquot sum) s(n): 28245045724576
• 21742725165824 is an abundant number, because the sum of its proper divisors (28245045724576) is greater than itself. Its abundance is 6502320558752

Bases of 21742725165824

• Binary: 100111100011001011111011010001111001100000000₂
• Hexadecimal: 0x13C65F68F300
• Base-36: 7PGGX6LFK

Squares and roots of 21742725165824

• 21742725165824 squared (21742725165824²) is 472746097636556288297598976
• 21742725165824 cubed (21742725165824³) is 10278788474127442217959722646110652596224
• The square root of 21742725165824 is 4662909.5172246265
• The cube root of 21742725165824 is 27910.7383482401

Scales and comparisons

• 21,742,725,165,824 seconds is equal to 691,351 years, 21 weeks, 15 hours, 23 minutes, 44 seconds.
• To count from 1 to 21,742,725,165,824 would take you about one million, seven hundred twenty-eight thousand, three hundred seventy-eight 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 21742725165824 cubic inches would be around 2325.9 feet tall.

Recreational maths with 21742725165824

• 21742725165824 backwards is 42856152724712
• The number of decimal digits it has is: 14
• The sum of 21742725165824's digits is 56
• More coming soon!