74421018

Names of 74421018

• Cardinal: 74421018 can be written as Seventy-four million, four hundred twenty-one thousand and eighteen.

Scientific notation

• Scientific notation: 7.4421018 × 10⁷

Factors of 74421018

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 145

Divisors of 74421018

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 29 31 42 54 58 62 63 73 81 87 93 126 146 162 174 186 189 203 217 219 261 279 378 406 434 438 511 522 558 567 609 651 657 783 837 899 1022 1134 1218 1302 1314 1533 1566 1674 1798 1827 1953 1971 2117 2263 2349 2511 2697 3066 3654 3906 3942 4234 4526 4599 4698 5022 5394 5481 5859 5913 6293 6351 6789 8091 9198 10962 11718 11826 12586 12702 13578 13797 14819 15841 16182 16443 17577 18879 19053 20367 24273 27594 29638 31682 32886 35154 37758 38106 40734 41391 44457 47523 48546 56637 57159 61101 65627 72819 82782 88914 95046 113274 114318 122202 131254 133371 142569 145638 169911 171477 183303 196881 266742 285138 339822 342954 366606 393762 400113 427707 459389 509733 590643 800226 855414 918778 1019466 1181286 1200339 1283121 1378167 1771929 2400678 2566242 2756334 3543858 4134501 5315787 8269002 10631574 12403503 24807006 37210509 74421018
• Sum of all divisors σ(n): 206300160
• Sum of proper divisors (its aliquot sum) s(n): 131879142
• 74421018 is an abundant number, because the sum of its proper divisors (131879142) is greater than itself. Its abundance is 57458124

Bases of 74421018

• Binary: 100011011111001001100011010₂
• Hexadecimal: 0x46F931A
• Base-36: 18B3MI

Squares and roots of 74421018

• 74421018 squared (74421018²) is 5538487920156324
• 74421018 cubed (74421018³) is 412179909198736351217832
• The square root of 74421018 is 8626.7617331185
• The cube root of 74421018 is 420.6283452033

Scales and comparisons

• 74,421,018 seconds is equal to 2 years, 19 weeks, 8 hours, 30 minutes, 18 seconds.
• To count from 1 to 74,421,018 would take you about three 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 74421018 cubic inches would be around 35.1 feet tall.

Recreational maths with 74421018

• 74421018 backwards is 81012447
• 74421018 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 74421018's digits is 27
• More coming soon!