1349395920

Names of 1349395920

• Cardinal: 1349395920 can be written as One billion, three hundred forty-nine million, three hundred ninety-five thousand, nine hundred twenty.

Scientific notation

• Scientific notation: 1.34939592 × 10⁹

Factors of 1349395920

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 47

Divisors of 1349395920

• Number of divisors d(n): 150
• Complete list of divisors:
  1 2 3 4 5 6 8 9 10 12 15 16 18 20 24 30 36 37 40 45 48 60 72 74 80 90 111 120 144 148 180 185 222 240 296 333 360 370 444 555 592 666 720 740 888 1110 1332 1369 1480 1665 1776 2220 2664 2738 2960 3330 4107 4440 5328 5476 6660 6845 8214 8880 10952 12321 13320 13690 16428 20535 21904 24642 26640 27380 32856 41070 49284 50653 54760 61605 65712 82140 98568 101306 109520 123210 151959 164280 197136 202612 246420 253265 303918 328560 405224 455877 492840 506530 607836 759795 810448 911754 985680 1013060 1215672 1519590 1823508 1874161 2026120 2279385 2431344 3039180 3647016 3748322 4052240 4558770 5622483 6078360 7294032 7496644 9117540 9370805 11244966 12156720 14993288 16867449 18235080 18741610 22489932 28112415 29986576 33734898 36470160 37483220 44979864 56224830 67469796 74966440 84337245 89959728 112449660 134939592 149932880 168674490 224899320 269879184 337348980 449798640 674697960 1349395920
• Sum of all divisors σ(n): 4657602378
• Sum of proper divisors (its aliquot sum) s(n): 3308206458
• 1349395920 is an abundant number, because the sum of its proper divisors (3308206458) is greater than itself. Its abundance is 1958810538

Bases of 1349395920

• Binary: 1010000011011100010010111010000₂
• Hexadecimal: 0x506E25D0
• Base-36: MBE8K0

Squares and roots of 1349395920

• 1349395920 squared (1349395920²) is 1820869348912646400
• 1349395920 cubed (1349395920³) is 2457073670275781488562688000
• The square root of 1349395920 is 36734.1247343665
• The cube root of 1349395920 is 1105.0445768687

Scales and comparisons

• 1,349,395,920 seconds is equal to 42 years, 47 weeks, 1 day, 12 minutes.
• To count from 1 to 1,349,395,920 would take you about eighty-five 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 1349395920 cubic inches would be around 92.1 feet tall.

Recreational maths with 1349395920

• 1349395920 backwards is 0295939431
• 1349395920 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1349395920's digits is 45
• More coming soon!