21597521520432

Names of 21597521520432

• Cardinal: 21597521520432 can be written as Twenty-one trillion, five hundred ninety-seven billion, five hundred twenty-one million, five hundred twenty thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.1597521520432 × 10¹³

Factors of 21597521520432

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 4231

Divisors of 21597521520432

• Number of divisors d(n): 540
• Complete list of divisors:
  1 2 3 4 6 8 11 12 13 16 22 24 26 33 39 44 48 52 66 73 78 88 104 121 132 143 146 156 169 176 208 219 242 264 286 292 312 338 363 429 438 484 507 528 572 584 624 676 726 803 858 876 949 968 1014 1144 1168 1352 1452 1573 1606 1716 1752 1859 1898 1936 2028 2288 2409 2704 2847 2904 3146 3212 3432 3504 3718 3796 4056 4129 4719 4818 5329 5577 5694 5808 6292 6424 6864 7436 7592 8112 8258 8833 9438 9636 10439 10658 11154 11388 12337 12387 12584 12848 14872 15184 15987 16516 17666 18876 19272 20449 20878 21316 22308 22776 24674 24774 25168 26499 29744 31317 31974 33032 35332 37011 37752 38544 40898 41756 42632 44616 45419 45552 49348 49548 52998 53677 58619 61347 62634 63948 66064 69277 70664 74022 75504 81796 83512 85264 89232 90838 98696 99096 105996 107354 114829 117238 122694 125268 127896 135707 136257 138554 141328 148044 161031 163592 167024 175857 181676 197392 198192 207831 211992 214708 229658 234476 245388 250536 255792 271414 272514 277108 296088 301417 322062 327184 344487 351714 363352 407121 415662 423984 429416 459316 468952 490776 499609 501072 542828 545028 554216 590447 592176 602834 644124 644809 688974 697801 703428 726704 762047 814242 831324 858832 900601 904251 918632 937904 981552 999218 1085656 1090056 1108432 1180894 1205668 1288248 1289618 1377948 1395602 1406856 1492777 1498827 1524094 1628484 1662648 1771341 1801202 1808502 1837264 1934427 1998436 2093403 2171312 2180112 2286141 2361788 2411336 2576496 2579236 2701803 2755896 2791204 2813712 2985554 2997654 3048188 3256968 3315587 3325296 3542682 3602404 3617004 3868854 3918421 3996872 4186806 4478331 4572282 4723576 4822672 5158472 5403606 5511792 5582408 5971108 5995308 6096376 6494917 6513936 6631174 7085364 7204808 7234008 7675811 7737708 7836842 7993744 8373612 8382517 8956662 9144564 9447152 9906611 9946761 10316944 10807212 11164816 11755263 11942216 11990616 12192752 12989834 13262348 14170728 14409616 14468016 15351622 15475416 15673684 16747224 16765034 17913324 18289128 19484751 19813222 19893522 21614424 22003441 23027433 23510526 23884432 23981232 25147551 25979668 26524696 28341456 29719833 30703244 30950832 31347368 33494448 33530068 35826648 36471457 36578256 38969502 39626444 39787044 43102631 43228848 44006882 46054866 47021052 50295102 50939473 51959336 53049392 59439666 61406488 62694736 66010323 67060136 71653296 72942914 77939004 79252888 79574088 84433921 86205262 88013764 92109732 94042104 100590204 101878946 103918672 108972721 109414371 118879332 122812976 129307893 132020646 134120272 145885828 152818419 155878008 158505776 159148176 168867842 172410524 176027528 184219464 188084208 201180408 203757892 217945442 218828742 237758664 242037851 253301763 258615786 264041292 286044733 291771656 305636838 311756016 326918163 337735684 344821048 352055056 368438928 402360816 407515784 435890884 437657484 474128941 475517328 484075702 506603526 517231572 528082584 560334203 572089466 583543312 611273676 653836326 675471368 689642096 726113553 815031568 858134199 871781768 875314968 948257882 968151404 1013207052 1034463144 1056165168 1120668406 1144178932 1222547352 1307672652 1350942736 1422386823 1452227106 1681002609 1716268398 1743563536 1750629936 1896515764 1936302808 2026414104 2068926288 2241336812 2288357864 2445094704 2615345304 2662416361 2844773646 2904454212 3146492063 3362005218 3432536796 3718581529 3793031528 3872605616 4052828208 4482673624 4576715728 5230690608 5324832722 5689547292 5808908424 6163676233 6292984126 6724010436 6865073592 7437163058 7586063056 7987249083 8965347248 9439476189 10649665444 11155744587 11379094584 11617816848 12327352466 12585968252 13448020872 13730147184 14874326116 15974498166 18491028699 18878952378 21299330888 22311489174 22758189168 24654704932 25171936504 26896041744 29748652232 31948996332 34611412693 36982057398 37757904756 40904396819 42598661776 44622978348 49309409864 50343873008 59497304464 63897992664 69222825386 73964114796 75515809512 81808793638 89245956696 98618819728 103834238079 122713190457 127795985328 138445650772 147928229592 151031619024 163617587276 178491913392 207668476158 245426380914 276891301544 295856459184 327235174552 415336952316 449948365009 490852761828 553782603088 654470349104 830673904632 899896730018 981705523656 1349845095027 1661347809264 1799793460036 1963411047312 2699690190054 3599586920072 5399380380108 7199173840144 10798760760216 21597521520432
• Sum of all divisors σ(n): 67345632338040
• Sum of proper divisors (its aliquot sum) s(n): 45748110817608
• 21597521520432 is an abundant number, because the sum of its proper divisors (45748110817608) is greater than itself. Its abundance is 24150589297176

Bases of 21597521520432

• Binary: 100111010010010010000100110010010011100110000₂
• Hexadecimal: 0x13A490992730
• Base-36: 7NLRIOJLC

Squares and roots of 21597521520432

• 21597521520432 squared (21597521520432²) is 466452935825523368993466624
• 21597521520432 cubed (21597521520432³) is 10074227319760427595375922246646926061568
• The square root of 21597521520432 is 4647313.3658525763
• The cube root of 21597521520432 is 27848.4677680539

Scales and comparisons

• 21,597,521,520,432 seconds is equal to 686,734 years, 19 weeks, 4 days, 21 hours, 27 minutes, 12 seconds.
• To count from 1 to 21,597,521,520,432 would take you about one million, seven hundred sixteen thousand, eight hundred thirty-five 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 21597521520432 cubic inches would be around 2320.7 feet tall.

Recreational maths with 21597521520432

• 21597521520432 backwards is 23402512579512
• 21597521520432 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21597521520432's digits is 48
• More coming soon!