28127765120

Names of 28127765120

• Cardinal: 28127765120 can be written as Twenty-eight billion, one hundred twenty-seven million, seven hundred sixty-five thousand, one hundred twenty.

Scientific notation

• Scientific notation: 2.812776512 × 10¹⁰

Factors of 28127765120

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 507

Divisors of 28127765120

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 4 5 7 8 10 13 14 16 20 26 28 32 35 40 52 56 64 65 70 80 91 97 104 112 128 130 140 160 169 182 194 208 224 260 280 320 338 364 383 388 416 448 455 485 520 560 640 676 679 728 766 776 832 845 896 910 970 1040 1120 1183 1261 1352 1358 1456 1532 1552 1664 1690 1820 1915 1940 2080 2240 2366 2522 2681 2704 2716 2912 3064 3104 3380 3395 3640 3830 3880 4160 4480 4732 4979 5044 5362 5408 5432 5824 5915 6128 6208 6305 6760 6790 7280 7660 7760 8320 8827 9464 9958 10088 10724 10816 10864 11648 11830 12256 12416 12610 13405 13520 13580 14560 15320 15520 16393 17654 18928 19916 20176 21448 21632 21728 23660 24512 24895 25220 26810 27040 27160 29120 30640 31040 32786 34853 35308 37151 37856 39832 40352 42896 43456 44135 47320 49024 49790 50440 53620 54080 54320 58240 61280 62080 64727 65572 69706 70616 74302 75712 79664 80704 81965 85792 86912 88270 94640 99580 100880 107240 108160 108640 114751 122560 129454 131144 139412 141232 148604 151424 159328 161408 163930 171584 174265 176540 185755 189280 199160 201760 214480 217280 229502 245120 258908 260057 262288 278824 282464 297208 318656 323635 327860 343168 348530 353080 371510 378560 398320 403520 428960 434560 453089 459004 482963 517816 520114 524576 557648 564928 573755 594416 637312 647270 655720 697060 706160 743020 757120 796640 807040 857920 906178 918008 965926 1035632 1040228 1049152 1115296 1129856 1147510 1188832 1294540 1300285 1311440 1394120 1412320 1486040 1593280 1715840 1812356 1836016 1931852 2071264 2080456 2098304 2230592 2265445 2295020 2377664 2414815 2589080 2600570 2622880 2788240 2824640 2972080 3186560 3380741 3624712 3672032 3863704 4142528 4160912 4461184 4530890 4590040 4755328 4829630 5178160 5201140 5245760 5576480 5649280 5944160 6278519 6761482 7249424 7344064 7727408 8285056 8321824 9061780 9180080 9659260 10356320 10402280 10491520 11152960 11888320 12557038 13522964 14498848 14688128 15454816 16643648 16903705 18123560 18360160 19318520 20712640 20804560 22305920 23776640 25114076 27045928 28997696 30909632 31392595 33287296 33807410 36247120 36720320 38637040 41425280 41609120 43949633 50228152 54091856 57995392 61819264 62785190 67614820 72494240 73440640 77274080 83218240 87899266 100456304 108183712 125570380 135229640 144988480 154548160 166436480 175798532 200912608 216367424 219748165 251140760 270459280 289976960 309096320 351597064 401825216 432734848 439496330 502281520 540918560 703194128 803650432 878992660 1004563040 1081837120 1406388256 1757985320 2009126080 2163674240 2812776512 3515970640 4018252160 5625553024 7031941280 14063882560 28127765120
• Sum of all divisors σ(n): 84292669440
• Sum of proper divisors (its aliquot sum) s(n): 56164904320
• 28127765120 is an abundant number, because the sum of its proper divisors (56164904320) is greater than itself. Its abundance is 28037139200

Bases of 28127765120

• Binary: 11010001100100010111010001010000000₂
• Hexadecimal: 0x68C8BA280
• Base-36: CX6JMGW

Squares and roots of 28127765120

• 28127765120 squared (28127765120²) is 791171170645888614400
• 28127765120 cubed (28127765120³) is 22253876857642993639525449728000
• The square root of 28127765120 is 167713.3421049143
• The cube root of 28127765120 is 3041.2006568519

Scales and comparisons

• 28,127,765,120 seconds is equal to 894 years, 19 weeks, 3 days, 20 hours, 5 minutes, 20 seconds.
• To count from 1 to 28,127,765,120 would take you about one thousand, seven hundred eighty-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 28127765120 cubic inches would be around 253.4 feet tall.

Recreational maths with 28127765120

• 28127765120 backwards is 02156772182
• The number of decimal digits it has is: 11
• The sum of 28127765120's digits is 41
• More coming soon!