18304072920

Names of 18304072920

• Cardinal: 18304072920 can be written as Eighteen billion, three hundred four million, seventy-two thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.830407292 × 10¹⁰

Factors of 18304072920

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 154607

Divisors of 18304072920

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 4 5 6 7 8 9 10 12 14 15 18 20 21 24 28 30 35 36 40 42 45 47 56 60 63 70 72 84 90 94 105 120 126 140 141 168 180 188 210 235 252 280 282 315 329 360 376 420 423 470 504 564 630 658 705 840 846 940 987 1128 1260 1316 1410 1645 1692 1880 1974 2115 2520 2632 2820 2961 3290 3384 3948 4230 4935 5640 5922 6580 7896 8460 9870 11844 13160 14805 16920 19740 23688 29610 39480 59220 118440 154543 309086 463629 618172 772715 927258 1081801 1236344 1390887 1545430 1854516 2163602 2318145 2781774 3090860 3245403 3709032 4327204 4636290 5409005 5563548 6181720 6490806 6954435 7263521 8654408 9272580 9736209 10818010 11127096 12981612 13908870 14527042 16227015 18545160 19472418 21636020 21790563 25963224 27817740 29054084 32454030 36317605 38944836 43272040 43581126 48681045 50844647 55635480 58108168 64908060 65371689 72635210 77889672 87162252 97362090 101689294 108952815 129816120 130743378 145270420 152533941 174324504 194724180 203378588 217905630 254223235 261486756 290540840 305067882 326858445 389448360 406757176 435811260 457601823 508446470 522973512 610135764 653716890 762669705 871622520 915203646 1016892940 1220271528 1307433780 1525339410 1830407292 2033785880 2288009115 2614867560 3050678820 3660814584 4576018230 6101357640 9152036460 18304072920
• Sum of all divisors σ(n): 69433528320
• Sum of proper divisors (its aliquot sum) s(n): 51129455400
• 18304072920 is an abundant number, because the sum of its proper divisors (51129455400) is greater than itself. Its abundance is 32825382480

Bases of 18304072920

• Binary: 10001000011000000011111110011011000₂
• Hexadecimal: 0x44301FCD8
• Base-36: 8EPRT20

Squares and roots of 18304072920

• 18304072920 squared (18304072920²) is 335039085460677326400
• 18304072920 cubed (18304072920³) is 6132579851322349575016241088000
• The square root of 18304072920 is 135292.5456926581
• The cube root of 18304072920 is 2635.4164094843

Scales and comparisons

• 18,304,072,920 seconds is equal to 582 years, 4 days, 16 hours, 42 minutes.
• To count from 1 to 18,304,072,920 would take you about one thousand, one hundred sixty-four 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 18304072920 cubic inches would be around 219.6 feet tall.

Recreational maths with 18304072920

• 18304072920 backwards is 02927040381
• 18304072920 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18304072920's digits is 36
• More coming soon!