28237842864

Names of 28237842864

• Cardinal: 28237842864 can be written as Twenty-eight billion, two hundred thirty-seven million, eight hundred forty-two thousand, eight hundred sixty-four.

Scientific notation

• Scientific notation: 2.8237842864 × 10¹⁰

Factors of 28237842864

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 376

Divisors of 28237842864

• Number of divisors d(n): 800
• Complete list of divisors:
  1 2 3 4 6 7 8 9 11 12 14 16 18 19 21 22 24 27 28 33 36 38 42 44 48 53 54 56 57 63 66 72 76 77 81 84 88 99 106 108 112 114 126 132 133 144 152 154 159 162 168 171 176 189 198 209 212 216 228 231 252 264 266 281 297 304 308 318 324 336 342 371 378 396 399 418 424 432 456 462 477 504 513 528 532 562 567 583 594 616 627 636 648 684 693 742 756 792 798 836 843 848 891 912 924 954 1007 1008 1026 1064 1113 1124 1134 1166 1188 1197 1232 1254 1272 1296 1368 1386 1431 1463 1484 1512 1539 1584 1596 1672 1686 1749 1782 1848 1881 1908 1967 2014 2052 2079 2128 2226 2248 2268 2332 2376 2394 2508 2529 2544 2736 2772 2862 2926 2968 3021 3024 3078 3091 3192 3339 3344 3372 3498 3564 3591 3696 3762 3816 3934 4028 4081 4104 4158 4293 4389 4452 4496 4536 4664 4752 4788 5016 5058 5247 5339 5544 5643 5724 5852 5901 5936 6042 6156 6182 6237 6384 6678 6744 6996 7049 7128 7182 7524 7587 7632 7868 8056 8162 8208 8316 8586 8778 8904 9063 9072 9273 9328 9576 10017 10032 10116 10494 10678 10773 11077 11088 11286 11448 11704 11802 12084 12243 12312 12364 12474 13167 13356 13488 13992 14098 14256 14364 14893 15048 15174 15736 15741 16017 16112 16324 16632 16929 17172 17556 17703 17808 18126 18546 19152 20034 20232 20988 21147 21356 21546 21637 22154 22572 22761 22896 23408 23604 24168 24486 24624 24728 24948 26334 26712 27189 27819 27984 28196 28728 29786 30051 30096 30348 31472 31482 32034 32648 33231 33264 33858 34344 35112 35406 36252 36729 37092 37373 39501 40068 40464 41976 42294 42712 43092 43274 44308 44679 45144 45522 47208 47223 48051 48336 48972 49456 49896 52668 53109 53424 54378 55638 56392 57456 58729 59572 60102 60696 62964 63441 64068 64911 65296 66462 67716 68688 70224 70812 72504 73458 74184 74746 77539 79002 80136 81567 83457 83952 84588 85424 86184 86548 88616 89358 90288 91044 94416 94446 96102 97944 99693 99792 104251 105336 106218 108756 110187 111276 112119 112784 117458 118503 119144 120204 121392 125928 126882 128136 129822 132924 134037 135432 141624 144153 145008 146916 148368 149492 155078 158004 159327 160272 163134 163823 166914 169176 172368 173096 176187 177232 178716 182088 188892 190323 192204 194733 195888 199386 208502 210672 212436 217512 220374 222552 224238 232617 234916 237006 238288 240408 250371 251856 253764 256272 259644 265848 268074 270864 282967 283248 288306 293832 298984 299079 310156 312753 316008 318654 326268 327646 330561 333828 336357 338352 346192 352374 357432 364176 377784 380646 384408 389466 398772 402111 411103 417004 424872 432459 435024 440748 445104 448476 465234 469832 474012 480816 491469 500742 507528 519288 528561 531696 536148 565934 570969 576612 584199 587664 597968 598158 620312 625506 632016 637308 652536 655292 661122 667656 672714 697851 704748 714864 755568 761292 768816 778932 797544 804222 822206 834008 848901 849744 864918 881496 896952 897237 930468 938259 939664 948024 982938 1001484 1009071 1015056 1038576 1057122 1072296 1131868 1141938 1146761 1153224 1168398 1196316 1206333 1233309 1240624 1251012 1274616 1305072 1310584 1322244 1335312 1345428 1395702 1409496 1474407 1522584 1557864 1585683 1595088 1608444 1644412 1668016 1697802 1729836 1752597 1762992 1793904 1794474 1860936 1876518 1896048 1965876 1980769 2002968 2018142 2093553 2114244 2144592 2263736 2283876 2293522 2306448 2336796 2392632 2412666 2466618 2502024 2546703 2549232 2621168 2644488 2690856 2791404 2814777 2818992 2948814 3027213 3045168 3112637 3115728 3171366 3216888 3288824 3395604 3440283 3459672 3505194 3588948 3699927 3721872 3753036 3931752 3961538 4005936 4036284 4187106 4228488 4423221 4527472 4567752 4587044 4673592 4757049 4785264 4825332 4933236 5004048 5093406 5288976 5381712 5582808 5629554 5897628 5942307 6054426 6225274 6280659 6342732 6433776 6577648 6791208 6880566 6919344 7010388 7177896 7399854 7506072 7640109 7863504 7923076 8072568 8374212 8444331 8456976 8846442 9135504 9174088 9337911 9347184 9514098 9650664 9866472 10186812 10320849 11099781 11165616 11259108 11795256 11884614 12108852 12450548 12561318 12685464 13269663 13582416 13761132 14020776 14355792 14799708 15012144 15280218 15846152 16145136 16748424 16888662 17692884 17826921 18348176 18675822 19028196 19301328 19732944 20373624 20641698 21788459 22199562 22518216 22920327 23590512 23769228 24217704 24901096 25122636 25370928 26539326 27522264 28013733 28041552 29599416 30560436 30962547 31692304 33299343 33496848 33777324 35385768 35653842 37351644 38056392 40747248 41283396 43576918 44399124 45036432 45840654 47538456 48435408 49802192 50245272 53078652 53480763 55044528 56027466 59198832 61120872 61925094 65365377 66598686 67554648 70771536 71307684 74703288 76112784 82566792 84041199 87153836 88798248 91681308 92887641 95076912 100490544 106157304 106961526 112054932 122241744 123850188 130730754 133197372 135109296 142615368 149406576 160442289 165133584 168082398 174307672 177596496 183362616 185775282 196096131 212314608 213923052 224109864 247700376 252123597 261461508 266394744 285230736 320884578 336164796 348615344 366725232 371550564 392192262 427846104 448219728 495400752 504247194 522923016 532789488 588288393 641769156 672329592 743101128 784384524 855692208 1008494388 1045846032 1176576786 1283538312 1344659184 1486202256 1568769048 1764865179 2016988776 2353153572 2567076624 3137538096 3529730358 4033977552 4706307144 7059460716 9412614288 14118921432 28237842864
• Sum of all divisors σ(n): 109670837760
• Sum of proper divisors (its aliquot sum) s(n): 81432994896
• 28237842864 is an abundant number, because the sum of its proper divisors (81432994896) is greater than itself. Its abundance is 53195152032

Bases of 28237842864

• Binary: 11010010011000110110100100110110000₂
• Hexadecimal: 0x6931B49B0
• Base-36: CZ02Z00

Squares and roots of 28237842864

• 28237842864 squared (28237842864²) is 797375769611955722496
• 28237842864 cubed (28237842864³) is 22516171685863471947567637868544
• The square root of 28237842864 is 168041.1939495789
• The cube root of 28237842864 is 3045.1627295401

Scales and comparisons

• 28,237,842,864 seconds is equal to 897 years, 45 weeks, 3 days, 21 hours, 14 minutes, 24 seconds.
• To count from 1 to 28,237,842,864 would take you about one thousand, seven hundred ninety-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 28237842864 cubic inches would be around 253.8 feet tall.

Recreational maths with 28237842864

• 28237842864 backwards is 46824873282
• 28237842864 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 28237842864's digits is 54
• More coming soon!