72268812

Names of 72268812

• Cardinal: 72268812 can be written as Seventy-two million, two hundred sixty-eight thousand, eight hundred twelve.

Scientific notation

• Scientific notation: 7.2268812 × 10⁷

Factors of 72268812

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 83

Divisors of 72268812

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 9 11 12 14 18 21 22 28 29 31 33 36 42 44 58 62 63 66 77 84 87 93 99 116 124 126 132 154 174 186 198 203 217 231 252 261 279 308 319 341 348 372 396 406 434 462 522 558 609 638 651 682 693 812 841 868 899 924 957 1023 1044 1116 1218 1276 1302 1364 1386 1682 1798 1827 1914 1953 2046 2233 2387 2436 2523 2604 2697 2772 2871 3069 3364 3596 3654 3828 3906 4092 4466 4774 5046 5394 5742 5887 6138 6293 6699 7161 7308 7569 7812 8091 8932 9251 9548 9889 10092 10788 11484 11774 12276 12586 13398 14322 15138 16182 17661 18502 18879 19778 20097 21483 23548 25172 26071 26796 27753 28644 29667 30276 32364 35322 37004 37758 39556 40194 42966 52142 52983 55506 56637 59334 64757 69223 70644 75516 78213 80388 83259 85932 89001 104284 105966 111012 113274 118668 129514 138446 156426 166518 178002 182497 194271 207669 211932 226548 234639 259028 276892 286781 312852 333036 356004 364994 388542 415338 469278 547491 573562 582813 623007 729988 777084 830676 860343 938556 1094982 1147124 1165626 1246014 1642473 1720686 2007467 2189964 2331252 2492028 2581029 3284946 3441372 4014934 5162058 6022401 6569892 8029868 10324116 12044802 18067203 24089604 36134406 72268812
• Sum of all divisors σ(n): 243489792
• Sum of proper divisors (its aliquot sum) s(n): 171220980
• 72268812 is an abundant number, because the sum of its proper divisors (171220980) is greater than itself. Its abundance is 98952168

Bases of 72268812

• Binary: 100010011101011110000001100₂
• Hexadecimal: 0x44EBC0C
• Base-36: 170YZ0

Squares and roots of 72268812

• 72268812 squared (72268812²) is 5222781187891344
• 72268812 cubed (72268812³) is 377444191784856215963328
• The square root of 72268812 is 8501.1065162131
• The cube root of 72268812 is 416.5338544885

Scales and comparisons

• 72,268,812 seconds is equal to 2 years, 15 weeks, 3 days, 10 hours, 40 minutes, 12 seconds.
• To count from 1 to 72,268,812 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 72268812 cubic inches would be around 34.7 feet tall.

Recreational maths with 72268812

• 72268812 backwards is 21886227
• 72268812 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 72268812's digits is 36
• More coming soon!