18029869312

Names of 18029869312

• Cardinal: 18029869312 can be written as Eighteen billion, twenty-nine million, eight hundred sixty-nine thousand, three hundred twelve.

Scientific notation

• Scientific notation: 1.8029869312 × 10¹⁰

Factors of 18029869312

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 2850

Divisors of 18029869312

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 4 7 8 13 14 16 26 28 32 52 56 64 91 104 112 128 182 208 224 256 307 364 416 448 614 728 832 896 1228 1456 1664 1792 2149 2456 2521 2912 3328 3991 4298 4912 5042 5824 7982 8596 9824 10084 11648 15964 17192 17647 19648 20168 23296 27937 31928 32773 34384 35294 39296 40336 55874 63856 65546 68768 70588 78592 80672 111748 127712 131092 137536 141176 161344 223496 229411 255424 262184 275072 282352 322688 446992 458822 510848 524368 550144 564704 645376 773947 893984 917644 1021696 1048736 1129408 1547894 1787968 1835288 2097472 2258816 3095788 3575936 3670576 4194944 4517632 5417629 6191576 7151872 7341152 8389888 10061311 10835258 12383152 14682304 20122622 21670516 24766304 29364608 40245244 43341032 49532608 58729216 70429177 80490488 86682064 99065216 140858354 160980976 173364128 198130432 281716708 321961952 346728256 563433416 643923904 693456512 1126866832 1287847808 1386913024 2253733664 2575695616 4507467328 9014934656 18029869312
• Sum of all divisors σ(n): 44456444032
• Sum of proper divisors (its aliquot sum) s(n): 26426574720
• 18029869312 is an abundant number, because the sum of its proper divisors (26426574720) is greater than itself. Its abundance is 8396705408

Bases of 18029869312

• Binary: 10000110010101010011111100100000000₂
• Hexadecimal: 0x432A9F900
• Base-36: 8A6IO74

Squares and roots of 18029869312

• 18029869312 squared (18029869312²) is 325076187407799353344
• 18029869312 cubed (18029869312³) is 5861081175405842390310430179328
• The square root of 18029869312 is 134275.3488619561
• The cube root of 18029869312 is 2622.1902179673

Scales and comparisons

• 18,029,869,312 seconds is equal to 573 years, 15 weeks, 2 days, 1 hour, 1 minute, 52 seconds.
• To count from 1 to 18,029,869,312 would take you about one thousand, one hundred forty-six 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 18029869312 cubic inches would be around 218.5 feet tall.

Recreational maths with 18029869312

• 18029869312 backwards is 21396892081
• The number of decimal digits it has is: 11
• The sum of 18029869312's digits is 49
• More coming soon!