28740231432

Names of 28740231432

• Cardinal: 28740231432 can be written as Twenty-eight billion, seven hundred forty million, two hundred thirty-one thousand, four hundred thirty-two.

Scientific notation

• Scientific notation: 2.8740231432 × 10¹⁰

Factors of 28740231432

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 717

Divisors of 28740231432

• Number of divisors d(n): 320
• Complete list of divisors:
  1 2 3 4 6 8 9 11 12 18 22 24 27 33 36 44 54 66 71 72 81 88 99 108 109 132 142 162 198 213 216 218 264 284 297 324 327 396 426 436 521 568 594 639 648 654 781 792 852 872 891 981 1042 1188 1199 1278 1308 1562 1563 1704 1782 1917 1962 2084 2343 2376 2398 2556 2616 2943 3124 3126 3564 3597 3834 3924 4168 4686 4689 4796 5112 5731 5751 5886 6248 6252 7029 7128 7194 7668 7739 7848 8829 9372 9378 9592 10791 11462 11502 11772 12504 14058 14067 14388 15336 15478 17193 17658 18744 18756 21087 21582 22924 23004 23217 23544 28116 28134 28776 30956 32373 34386 35316 36991 37512 42174 42201 43164 45848 46008 46434 51579 56232 56268 56789 61912 63261 64746 68772 69651 70632 73982 84348 84402 85129 86328 92868 97119 103158 110973 112536 113578 126522 129492 137544 139302 147964 154737 168696 168804 170258 170367 185736 194238 206316 208953 221946 227156 253044 255387 258984 278604 295928 309474 332919 337608 340516 340734 388476 406901 412632 417906 443892 454312 464211 506088 510774 511101 557208 618948 624679 626859 665838 681032 681468 766161 776952 813802 835812 887784 928422 998757 1021548 1022202 1220703 1237896 1249358 1253718 1331676 1362936 1532322 1533303 1627604 1671624 1856844 1874037 1997514 2043096 2044404 2298483 2441406 2498716 2507436 2663352 2996271 3064644 3066606 3255208 3662109 3713688 3748074 3995028 4032019 4088808 4596966 4599909 4882812 4997432 5014872 5622111 5992542 6129288 6133212 6895449 7324218 7496148 7990056 8064038 9193932 9199818 9765624 10986327 11244222 11985084 12096057 12266424 13790898 14648436 14992296 16128076 16866333 18387864 18399636 21972654 22488444 23970168 24192114 27581796 29296872 32256152 32958981 33732666 36288171 36799272 43945308 44352209 44976888 48384228 50598999 55163592 65917962 67465332 72576342 87890616 88704418 96768456 101197998 108864513 131835924 133056627 134930664 145152684 177408836 202395996 217729026 263671848 266113254 290305368 326593539 354817672 399169881 404791992 435458052 532226508 653187078 798339762 870916104 1064453016 1197509643 1306374156 1596679524 2395019286 2612748312 3193359048 3592528929 4790038572 7185057858 9580077144 14370115716 28740231432
• Sum of all divisors σ(n): 90043747200
• Sum of proper divisors (its aliquot sum) s(n): 61303515768
• 28740231432 is an abundant number, because the sum of its proper divisors (61303515768) is greater than itself. Its abundance is 32563284336

Bases of 28740231432

• Binary: 11010110001000011010010000100001000₂
• Hexadecimal: 0x6B10D2108
• Base-36: D7B6WI0

Squares and roots of 28740231432

• 28740231432 squared (28740231432²) is 826000902764920770624
• 28740231432 cubed (28740231432³) is 23739457108504751638877547053568
• The square root of 28740231432 is 169529.4411953275
• The cube root of 28740231432 is 3063.1158343095

Scales and comparisons

• 28,740,231,432 seconds is equal to 913 years, 44 weeks, 1 day, 13 hours, 37 minutes, 12 seconds.
• To count from 1 to 28,740,231,432 would take you about one thousand, eight hundred twenty-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 28740231432 cubic inches would be around 255.3 feet tall.

Recreational maths with 28740231432

• 28740231432 backwards is 23413204782
• 28740231432 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28740231432's digits is 36
• More coming soon!