15120212490

Names of 15120212490

• Cardinal: 15120212490 can be written as Fifteen billion, one hundred twenty million, two hundred twelve thousand, four hundred ninety.

Scientific notation

• Scientific notation: 1.512021249 × 10¹⁰

Factors of 15120212490

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1601

Divisors of 15120212490

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 5 6 9 10 15 18 27 30 31 45 54 62 81 90 93 135 155 162 186 270 279 310 405 465 558 701 810 837 859 930 1395 1402 1674 1718 2103 2511 2577 2790 3505 4185 4206 4295 5022 5154 6309 7010 7731 8370 8590 10515 12555 12618 12885 15462 18927 21030 21731 23193 25110 25770 26629 31545 37854 38655 43462 46386 53258 56781 63090 65193 69579 77310 79887 94635 108655 113562 115965 130386 133145 139158 159774 189270 195579 217310 231930 239661 266290 283905 325965 347895 391158 399435 479322 567810 586737 602159 651930 695790 718983 798870 977895 1173474 1198305 1204318 1437966 1760211 1806477 1955790 2156949 2396610 2933685 3010795 3520422 3594915 3612954 4313898 5419431 5867370 6021590 7189830 8801055 9032385 10784745 10838862 16258293 17602110 18064770 18666929 21569490 27097155 32516586 37333858 48774879 54194310 56000787 81291465 93334645 97549758 112001574 162582930 168002361 186669290 243874395 280003935 336004722 487748790 504007083 560007870 840011805 1008014166 1512021249 1680023610 2520035415 3024042498 5040070830 7560106245 15120212490
• Sum of all divisors σ(n): 42076869120
• Sum of proper divisors (its aliquot sum) s(n): 26956656630
• 15120212490 is an abundant number, because the sum of its proper divisors (26956656630) is greater than itself. Its abundance is 11836444140

Bases of 15120212490

• Binary: 1110000101001111000010001000001010₂
• Hexadecimal: 0x3853C220A
• Base-36: 6Y26MMI

Squares and roots of 15120212490

• 15120212490 squared (15120212490²) is 228620825742752000100
• 15120212490 cubed (15120212490³) is 3456795464869672318884501249000
• The square root of 15120212490 is 122964.2732260065
• The cube root of 15120212490 is 2472.7827635863

Scales and comparisons

• 15,120,212,490 seconds is equal to 480 years, 40 weeks, 2 days, 11 hours, 1 minute, 30 seconds.
• To count from 1 to 15,120,212,490 would take you about nine hundred sixty-one 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 15120212490 cubic inches would be around 206.1 feet tall.

Recreational maths with 15120212490

• 15120212490 backwards is 09421202151
• 15120212490 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 15120212490's digits is 27
• More coming soon!