28711360128

Names of 28711360128

• Cardinal: 28711360128 can be written as Twenty-eight billion, seven hundred eleven million, three hundred sixty thousand, one hundred twenty-eight.

Scientific notation

• Scientific notation: 2.8711360128 × 10¹⁰

Factors of 28711360128

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 289

Divisors of 28711360128

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 8 11 12 16 22 24 32 33 44 48 53 64 66 88 89 96 106 121 128 131 132 159 176 178 192 212 242 262 264 267 318 352 356 363 384 393 424 484 524 528 534 583 636 704 712 726 786 848 968 979 1048 1056 1068 1166 1272 1408 1424 1441 1452 1572 1696 1749 1936 1958 2096 2112 2136 2332 2544 2848 2882 2904 2937 3144 3392 3498 3872 3916 4192 4224 4272 4323 4664 4717 5088 5696 5764 5808 5874 6288 6413 6784 6943 6996 7744 7832 8384 8544 8646 9328 9434 10176 10769 11392 11528 11616 11659 11748 12576 12826 13886 13992 14151 15488 15664 15851 16768 17088 17292 18656 18868 19239 20352 20829 21538 23056 23232 23318 23496 25152 25652 27772 27984 28302 31328 31702 32307 34176 34584 34977 37312 37736 38478 41658 43076 46112 46464 46636 46992 47553 50304 51304 51887 55544 55968 56604 62656 63404 64614 69168 69954 74624 75472 76373 76956 83316 86152 92224 93272 93984 95106 102608 103774 111088 111936 113208 125312 126808 128249 129228 138336 139908 150944 152746 153912 155661 166632 172304 184448 186544 187968 190212 205216 207548 222176 223872 226416 229119 253616 256498 258456 276672 279816 301888 305492 307824 311322 333264 344608 373088 375936 380424 384747 410432 415096 444352 452832 458238 507232 512996 516912 553344 559632 570757 603776 610984 615648 617927 622644 666528 689216 746176 760848 769494 820864 830192 840103 888704 905664 916476 1014464 1025992 1033824 1119264 1141514 1221968 1231296 1235854 1245288 1333056 1378432 1410739 1492352 1521696 1538988 1660384 1680206 1712271 1811328 1832952 1853781 2028928 2051984 2067648 2238528 2283028 2443936 2462592 2471708 2490576 2520309 2666112 2821478 3043392 3077976 3320768 3360412 3424542 3665904 3707562 4103968 4135296 4232217 4477056 4566056 4887872 4943416 4981152 5040618 5642956 6086784 6155952 6641536 6720824 6797197 6849084 7331808 7415124 8207936 8464434 9132112 9775744 9886832 9962304 10081236 11285912 12311904 13441648 13594394 13698168 14663616 14830248 16415872 16928868 18264224 19773664 19924608 20162472 20391591 22571824 24623808 26883296 27188788 27396336 29327232 29660496 33857736 36528448 39547328 40324944 40783182 45143648 49247616 53766592 54377576 54792672 59320992 67715472 73056896 74769167 79094656 80649888 81566364 90287296 107533184 108755152 109585344 118641984 135430944 149538334 161299776 163132728 180574592 217510304 219170688 224307501 237283968 270861888 299076668 322599552 326265456 435020608 448615002 541723776 598153336 652530912 870041216 897230004 1196306672 1305061824 1794460008 2392613344 2610123648 3588920016 4785226688 7177840032 9570453376 14355680064 28711360128
• Sum of all divisors σ(n): 87028603200
• Sum of proper divisors (its aliquot sum) s(n): 58317243072
• 28711360128 is an abundant number, because the sum of its proper divisors (58317243072) is greater than itself. Its abundance is 29605882944

Bases of 28711360128

• Binary: 11010101111010101001001011010000000₂
• Hexadecimal: 0x6AF549680
• Base-36: D6U039C

Squares and roots of 28711360128

• 28711360128 squared (28711360128²) is 824342200399708176384
• 28711360128 cubed (28711360128³) is 23667985784383966998267168817152
• The square root of 28711360128 is 169444.2685014751
• The cube root of 28711360128 is 3062.0897955047

Scales and comparisons

• 28,711,360,128 seconds is equal to 912 years, 48 weeks, 3 days, 9 hours, 48 minutes, 48 seconds.
• To count from 1 to 28,711,360,128 would take you about one thousand, eight hundred twenty-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 28711360128 cubic inches would be around 255.2 feet tall.

Recreational maths with 28711360128

• 28711360128 backwards is 82106311782
• The number of decimal digits it has is: 11
• The sum of 28711360128's digits is 39
• More coming soon!