10018890

Names of 10018890

• Cardinal: 10018890 can be written as Ten million, eighteen thousand, eight hundred ninety.

Scientific notation

• Scientific notation: 1.001889 × 10⁷

Factors of 10018890

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 67

Divisors of 10018890

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 5 6 7 9 10 14 15 18 19 21 27 30 31 35 38 42 45 54 57 62 63 70 81 90 93 95 105 114 126 133 135 155 162 171 186 189 190 210 217 243 266 270 279 285 310 315 342 378 399 405 434 465 486 513 558 567 570 589 630 651 665 798 810 837 855 930 945 1026 1085 1134 1178 1197 1215 1302 1330 1395 1539 1674 1701 1710 1767 1890 1953 1995 2170 2394 2430 2511 2565 2790 2835 2945 3078 3255 3402 3534 3591 3906 3990 4123 4185 4617 5022 5130 5301 5670 5859 5890 5985 6510 7182 7533 7695 8246 8370 8505 8835 9234 9765 10602 10773 11718 11970 12369 12555 15066 15390 15903 17010 17577 17670 17955 19530 20615 21546 23085 24738 25110 26505 29295 31806 32319 35154 35910 37107 37665 41230 46170 47709 52731 53010 53865 58590 61845 64638 74214 75330 79515 87885 95418 105462 107730 111321 123690 143127 159030 161595 175770 185535 222642 238545 263655 286254 323190 333963 371070 477090 527310 556605 667926 715635 1001889 1113210 1431270 1669815 2003778 3339630 5009445 10018890
• Sum of all divisors σ(n): 33546240
• Sum of proper divisors (its aliquot sum) s(n): 23527350
• 10018890 is an abundant number, because the sum of its proper divisors (23527350) is greater than itself. Its abundance is 13508460

Bases of 10018890

• Binary: 100110001110000001001010₂
• Hexadecimal: 0x98E04A
• Base-36: 5YQMI

Squares and roots of 10018890

• 10018890 squared (10018890²) is 100378156832100
• 10018890 cubed (10018890³) is 1005677711703558369000
• The square root of 10018890 is 3165.2630222463
• The cube root of 10018890 is 215.5790412447

Scales and comparisons

• 10,018,890 seconds is equal to 16 weeks, 3 days, 23 hours, 1 minute, 30 seconds.
• To count from 1 to 10,018,890 would take you about twenty-four weeks!

  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 10018890 cubic inches would be around 18 feet tall.

Recreational maths with 10018890

• 10018890 backwards is 09881001
• 10018890 is a Harshad number.
• The number of decimal digits it has is: 8
• The sum of 10018890's digits is 27
• More coming soon!