21439199232

Names of 21439199232

• Cardinal: 21439199232 can be written as Twenty-one billion, four hundred thirty-nine million, one hundred ninety-nine thousand, two hundred thirty-two.

Scientific notation

• Scientific notation: 2.1439199232 × 10¹⁰

Factors of 21439199232

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 18
• Sum of prime factors: 426

Divisors of 21439199232

• Number of divisors d(n): 480
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 16 18 22 24 27 31 32 33 36 44 48 54 62 64 66 72 81 88 93 96 99 108 124 128 132 144 162 176 186 192 198 216 248 256 264 279 288 297 324 341 352 372 379 384 396 432 496 512 528 558 576 594 648 682 704 744 758 768 792 837 864 891 992 1023 1024 1056 1116 1137 1152 1188 1296 1364 1408 1488 1516 1536 1584 1674 1728 1782 1984 2046 2048 2112 2232 2274 2304 2376 2511 2592 2728 2816 2976 3032 3069 3072 3168 3348 3411 3456 3564 3968 4092 4169 4224 4464 4548 4608 4752 5022 5184 5456 5632 5952 6064 6138 6144 6336 6696 6822 6912 7128 7936 8184 8338 8448 8928 9096 9207 9216 9504 10044 10233 10368 10912 11264 11749 11904 12128 12276 12507 12672 13392 13644 13824 14256 15872 16368 16676 16896 17856 18192 18414 18432 19008 20088 20466 20736 21824 22528 23498 23808 24256 24552 25014 25344 26784 27288 27621 27648 28512 30699 31744 32736 33352 33792 35247 35712 36384 36828 37521 38016 40176 40932 41472 43648 46996 47616 48512 49104 50028 50688 53568 54576 55242 55296 57024 61398 63488 65472 66704 67584 70494 71424 72768 73656 75042 76032 80352 81864 82944 87296 93992 95232 97024 98208 100056 101376 105741 107136 109152 110484 112563 114048 122796 129239 130944 133408 140988 142848 145536 147312 150084 152064 160704 163728 165888 174592 187984 190464 194048 196416 200112 202752 211482 214272 218304 220968 225126 228096 245592 258478 261888 266816 281976 285696 291072 294624 300168 304128 317223 321408 327456 337689 349184 375968 387717 388096 392832 400224 422964 428544 436608 441936 450252 456192 491184 516956 523776 533632 563952 571392 582144 589248 600336 608256 634446 642816 654912 675378 698368 751936 775434 776192 785664 800448 845928 857088 873216 883872 900504 912384 951669 982368 1033912 1047552 1067264 1127904 1163151 1164288 1178496 1200672 1268892 1285632 1309824 1350756 1503872 1550868 1571328 1600896 1691856 1714176 1746432 1767744 1801008 1824768 1903338 1964736 2067824 2095104 2134528 2255808 2326302 2328576 2356992 2401344 2537784 2571264 2619648 2701512 3007744 3101736 3142656 3201792 3383712 3489453 3492864 3535488 3602016 3806676 3929472 4135648 4269056 4511616 4652604 4713984 4802688 5075568 5142528 5239296 5403024 6015488 6203472 6285312 6403584 6767424 6978906 6985728 7070976 7204032 7613352 7858944 8271296 8538112 9023232 9305208 9427968 9605376 10151136 10468359 10478592 10806048 12030976 12406944 12807168 13534848 13957812 14141952 14408064 15226704 15717888 16542592 18046464 18610416 18855936 19210752 20302272 20936718 20957184 21612096 24061952 24813888 25614336 27069696 27915624 28283904 28816128 30453408 31435776 33085184 36092928 37220832 38421504 40604544 41873436 43224192 49627776 54139392 55831248 56567808 57632256 60906816 62871552 66170368 72185856 74441664 76843008 81209088 83746872 86448384 99255552 108278784 111662496 115264512 121813632 132340736 148883328 162418176 167493744 172896768 198511104 216557568 223324992 230529024 243627264 264681472 297766656 324836352 334987488 345793536 397022208 446649984 487254528 595533312 649672704 669974976 691587072 794044416 893299968 974509056 1191066624 1339949952 1786599936 1949018112 2382133248 2679899904 3573199872 5359799808 7146399744 10719599616 21439199232
• Sum of all divisors σ(n): 72302630400
• Sum of proper divisors (its aliquot sum) s(n): 50863431168
• 21439199232 is an abundant number, because the sum of its proper divisors (50863431168) is greater than itself. Its abundance is 29424231936

Bases of 21439199232

• Binary: 10011111101111000000011100000000000₂
• Hexadecimal: 0x4FDE03800
• Base-36: 9UKCG00

Squares and roots of 21439199232

• 21439199232 squared (21439199232²) is 459639263709389389824
• 21439199232 cubed (21439199232³) is 9854297749515386477503649415168
• The square root of 21439199232 is 146421.3073019091
• The cube root of 21439199232 is 2778.0252366289

Scales and comparisons

• 21,439,199,232 seconds is equal to 681 years, 36 weeks, 2 days, 21 hours, 7 minutes, 12 seconds.
• To count from 1 to 21,439,199,232 would take you about one thousand, three hundred sixty-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 21439199232 cubic inches would be around 231.5 feet tall.

Recreational maths with 21439199232

• 21439199232 backwards is 23299193412
• The number of decimal digits it has is: 11
• The sum of 21439199232's digits is 45
• More coming soon!