28328971671

Names of 28328971671

• Cardinal: 28328971671 can be written as Twenty-eight billion, three hundred twenty-eight million, nine hundred seventy-one thousand, six hundred seventy-one.

Scientific notation

• Scientific notation: 2.8328971671 × 10¹⁰

Factors of 28328971671

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 161

Divisors of 28328971671

• Number of divisors d(n): 480
• Complete list of divisors:
  1 3 7 9 11 13 19 21 27 33 37 39 49 57 63 71 77 81 91 99 111 117 133 143 147 171 189 209 213 231 247 259 273 297 333 351 399 407 429 441 481 497 513 539 567 627 637 639 693 703 741 777 781 819 891 923 931 999 1001 1053 1197 1221 1287 1323 1349 1443 1463 1491 1539 1617 1729 1813 1881 1911 1917 2079 2109 2223 2331 2343 2457 2627 2717 2769 2793 2849 2997 3003 3367 3479 3591 3663 3861 3969 4047 4329 4389 4473 4851 4921 5187 5291 5439 5467 5643 5733 5751 6237 6327 6461 6669 6993 7007 7029 7371 7733 7881 8151 8307 8379 8547 9009 9139 9443 10101 10153 10241 10437 10773 10989 11583 12103 12141 12987 13167 13419 14553 14763 14839 15561 15873 16317 16401 16929 17199 17537 18389 18981 19019 19383 19943 20007 20979 21021 21087 23199 23569 23643 24453 24921 25137 25641 27027 27417 28329 28897 30303 30459 30723 31311 32967 34151 34447 36309 36423 37037 38269 38961 39501 40257 43659 44289 44517 45227 46683 47619 48951 49203 49913 51597 52611 54131 55167 56943 57057 58149 59829 63063 63261 63973 66101 69597 70707 70929 71071 73359 74763 75411 76923 81081 82251 84987 86691 90909 91377 92169 93933 100529 102453 103341 103873 108927 109269 111111 114807 118503 122759 128723 132867 133133 133551 135681 140049 142857 146853 147609 149739 157833 162393 165501 171171 174447 179487 189189 191919 192907 198303 202279 208791 212121 212787 213213 220077 230769 239057 246753 254961 259259 260073 272727 274131 276507 281799 301587 307359 310023 311619 326781 333333 344421 349391 368277 375661 378917 386169 398601 399399 400653 407043 428571 442827 447811 449217 473499 487179 496503 497497 513513 523341 538461 549043 567567 575757 578721 594909 606837 626373 636363 639639 648869 703703 717171 727111 740259 764883 777777 780219 822393 829521 859313 904761 922077 930069 934857 980343 999999 1033263 1048173 1104831 1126983 1136751 1158507 1198197 1201959 1221129 1343433 1347651 1350349 1415953 1420497 1461537 1489509 1492491 1540539 1615383 1647129 1673399 1727271 1736163 1784727 1820511 1909089 1918917 1946607 2111109 2151513 2181333 2333331 2340657 2445737 2577939 2629627 2714283 2766231 2790207 2804571 2999997 3099789 3144519 3314493 3380949 3410253 3475521 3594591 3663387 3843301 4030299 4042953 4051047 4247859 4384611 4477473 4542083 4925921 4941387 5020197 5181813 5208489 5354181 5461533 5756751 5839821 6333327 6454539 6543999 6999993 7137559 7337211 7733817 7888881 8142849 8413713 9433557 9452443 9943479 10142847 10230759 10426563 10783773 11529903 12090897 12153141 12743577 13432419 13626249 14777763 14824161 15060591 15625467 16384599 17519463 18407389 18999981 19363617 19631997 20999979 21412677 22011633 23201451 23666643 26903107 28300671 28357329 30428541 30692277 31794581 34589709 36272691 36459423 38230731 40297257 40878747 44333289 44472483 45181773 49962913 52558389 55222167 56999943 58895991 64238031 66034899 69604353 70999929 80709321 85071987 95383743 103769127 109378269 114692193 122636241 132999867 135545319 149888739 165666501 192714093 198104697 212999787 242127963 255215961 286151229 311307381 349740391 367908723 398999601 449666217 496999503 578142279 726383889 765647883 858453687 1049221173 1348998651 1490998509 2179151667 2575361061 3147663519 4046995953 9442990557 28328971671
• Sum of all divisors σ(n): 63403845120
• Sum of proper divisors (its aliquot sum) s(n): 35074873449
• 28328971671 is an abundant number, because the sum of its proper divisors (35074873449) is greater than itself. Its abundance is 6745901778

Bases of 28328971671

• Binary: 11010011000100010011100110110010111₂
• Hexadecimal: 0x69889CD97
• Base-36: D0IC6FR

Squares and roots of 28328971671

• 28328971671 squared (28328971671²) is 802530635936320532241
• 28328971671 cubed (28328971671³) is 22734867650549638917830931144711
• The square root of 28328971671 is 168312.1257396507
• The cube root of 28328971671 is 3048.4349821343

Scales and comparisons

• 28,328,971,671 seconds is equal to 900 years, 40 weeks, 1 day, 14 hours, 47 minutes, 51 seconds.
• To count from 1 to 28,328,971,671 would take you about one thousand, eight hundred one 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 28328971671 cubic inches would be around 254 feet tall.

Recreational maths with 28328971671

• 28328971671 backwards is 17617982382
• The number of decimal digits it has is: 11
• The sum of 28328971671's digits is 54
• More coming soon!