1428926994

Names of 1428926994

• Cardinal: 1428926994 can be written as One billion, four hundred twenty-eight million, nine hundred twenty-six thousand, nine hundred ninety-four.

Scientific notation

• Scientific notation: 1.428926994 × 10⁹

Factors of 1428926994

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 63

Divisors of 1428926994

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 47 54 66 81 94 99 121 141 162 198 242 243 282 297 363 423 486 517 594 726 846 891 1034 1089 1269 1331 1551 1782 2178 2209 2538 2662 2673 3102 3267 3807 3993 4418 4653 5346 5687 6534 6627 7614 7986 9306 9801 11374 11421 11979 13254 13959 17061 19602 19881 22842 23958 24299 27918 29403 34122 35937 39762 41877 48598 51183 58806 59643 62557 71874 72897 83754 102366 107811 119286 125114 125631 145794 153549 178929 187671 215622 218691 251262 267289 307098 323433 357858 375342 437382 460647 534578 536787 563013 646866 656073 801867 921294 1073574 1126026 1312146 1381941 1603734 1689039 1968219 2405601 2763882 2940179 3378078 3936438 4811202 5067117 5880358 5904657 7216803 8820537 10134234 11809314 14433606 15201351 17641074 21650409 26461611 30402702 43300818 52923222 64951227 79384833 129902454 158769666 238154499 476308998 714463497 1428926994
• Sum of all divisors σ(n): 3608238816
• Sum of proper divisors (its aliquot sum) s(n): 2179311822
• 1428926994 is an abundant number, because the sum of its proper divisors (2179311822) is greater than itself. Its abundance is 750384828

Bases of 1428926994

• Binary: 1010101001010111011001000010010₂
• Hexadecimal: 0x552BB212
• Base-36: NMQV4I

Squares and roots of 1428926994

• 1428926994 squared (1428926994²) is 2041832354181876036
• 1428926994 cubed (1428926994³) is 2917629368113051453402115784
• The square root of 1428926994 is 37801.1506967711
• The cube root of 1428926994 is 1126.3413121483

Scales and comparisons

• 1,428,926,994 seconds is equal to 45 years, 22 weeks, 4 days, 12 hours, 9 minutes, 54 seconds.
• To count from 1 to 1,428,926,994 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 1428926994 cubic inches would be around 93.9 feet tall.

Recreational maths with 1428926994

• 1428926994 backwards is 4996298241
• 1428926994 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1428926994's digits is 54
• More coming soon!