1427387220

Names of 1427387220

• Cardinal: 1427387220 can be written as One billion, four hundred twenty-seven million, three hundred eighty-seven thousand, two hundred twenty.

Scientific notation

• Scientific notation: 1.42738722 × 10⁹

Factors of 1427387220

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 7769

Divisors of 1427387220

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 5 6 7 9 10 12 14 15 18 20 21 28 30 35 36 42 45 60 63 70 84 90 105 126 140 149 180 210 252 298 315 420 447 596 630 745 894 1043 1260 1341 1490 1788 2086 2235 2682 2980 3129 4172 4470 5215 5364 6258 6705 7603 8940 9387 10430 12516 13410 15206 15645 18774 20860 22809 26820 30412 31290 37548 38015 45618 46935 53221 62580 68427 76030 91236 93870 106442 114045 136854 152060 159663 187740 212884 228090 266105 273708 319326 342135 456180 478989 532210 638652 684270 798315 957978 1064420 1132847 1368540 1596630 1915956 2265694 2394945 3193260 3398541 4531388 4789890 5664235 6797082 7929929 9579780 10195623 11328470 13594164 15859858 16992705 20391246 22656940 23789787 31719716 33985410 39649645 40782492 47579574 50978115 67970820 71369361 79299290 95159148 101956230 118948935 142738722 158598580 203912460 237897870 285477444 356846805 475795740 713693610 1427387220
• Sum of all divisors σ(n): 4982140800
• Sum of proper divisors (its aliquot sum) s(n): 3554753580
• 1427387220 is an abundant number, because the sum of its proper divisors (3554753580) is greater than itself. Its abundance is 2127366360

Bases of 1427387220

• Binary: 1010101000101000011001101010100₂
• Hexadecimal: 0x55143354
• Base-36: NLTV10

Squares and roots of 1427387220

• 1427387220 squared (1427387220²) is 2037434275819328400
• 1427387220 cubed (1427387220³) is 2908207646894464387143048000
• The square root of 1427387220 is 37780.7784461887
• The cube root of 1427387220 is 1125.9365948563

Scales and comparisons

• 1,427,387,220 seconds is equal to 45 years, 20 weeks, 16 hours, 27 minutes.
• To count from 1 to 1,427,387,220 would take you about ninety 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 1427387220 cubic inches would be around 93.8 feet tall.

Recreational maths with 1427387220

• 1427387220 backwards is 0227837241
• 1427387220 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1427387220's digits is 36
• More coming soon!