12497013018

Names of 12497013018

• Cardinal: 12497013018 can be written as Twelve billion, four hundred ninety-seven million, thirteen thousand and eighteen.

Scientific notation

• Scientific notation: 1.2497013018 × 10¹⁰

Factors of 12497013018

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 376

Divisors of 12497013018

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 47 49 54 63 94 98 126 141 147 189 282 294 317 329 378 423 441 634 658 846 882 951 987 1269 1323 1902 1974 2219 2303 2538 2646 2853 2961 4438 4606 5706 5922 6657 6909 8559 8883 13314 13818 14899 15533 17118 17766 19971 20727 29798 31066 39942 41454 44697 46599 59913 62181 89394 93198 100489 104293 119826 124362 134091 139797 200978 208586 268182 279594 301467 312879 402273 419391 602934 625758 703423 730051 804546 838782 904401 938637 1406846 1460102 1808802 1877274 2110269 2190153 2713203 2815911 4220538 4380306 4722983 4923961 5426406 5631822 6330807 6570459 9445966 9847922 12661614 13140918 14168949 14771883 18992421 19711377 28337898 29543766 33060881 37984842 39422754 42506847 44315649 66121762 85013694 88631298 99182643 127520541 132946947 198365286 231426167 255041082 265893894 297547929 462852334 595095858 694278501 892643787 1388557002 1785287574 2082835503 4165671006 6248506509 12497013018
• Sum of all divisors σ(n): 33096954240
• Sum of proper divisors (its aliquot sum) s(n): 20599941222
• 12497013018 is an abundant number, because the sum of its proper divisors (20599941222) is greater than itself. Its abundance is 8102928204

Bases of 12497013018

• Binary: 1011101000111000010100100100011010₂
• Hexadecimal: 0x2E8E1491A
• Base-36: 5QOECYI

Squares and roots of 12497013018

• 12497013018 squared (12497013018²) is 156175334372061468324
• 12497013018 cubed (12497013018³) is 1951725186738155025141222641832
• The square root of 12497013018 is 111790.0398872817
• The cube root of 12497013018 is 2320.6095441827

Scales and comparisons

• 12,497,013,018 seconds is equal to 397 years, 19 weeks, 8 hours, 30 minutes, 18 seconds.
• To count from 1 to 12,497,013,018 would take you about seven hundred ninety-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 12497013018 cubic inches would be around 193.4 feet tall.

Recreational maths with 12497013018

• 12497013018 backwards is 81031079421
• The number of decimal digits it has is: 11
• The sum of 12497013018's digits is 36
• More coming soon!