1428145602

Names of 1428145602

• Cardinal: 1428145602 can be written as One billion, four hundred twenty-eight million, one hundred forty-five thousand, six hundred two.

Scientific notation

• Scientific notation: 1.428145602 × 10⁹

Factors of 1428145602

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 861

Divisors of 1428145602

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 6 13 19 26 38 39 57 67 78 114 134 201 247 361 402 494 722 741 757 871 1083 1273 1482 1514 1742 2166 2271 2546 2613 3819 4542 4693 5226 7638 9386 9841 14079 14383 16549 19682 24187 28158 28766 29523 33098 43149 48374 49647 50719 59046 72561 86298 99294 101438 145122 152157 186979 273277 304314 314431 373958 546554 560937 628862 659347 819831 943293 963661 1121874 1318694 1639662 1886586 1927322 1978041 2890983 3552601 3956082 5781966 7105202 10657803 12527593 18309559 21315606 25055186 36619118 37582779 54928677 75165558 109857354 238024267 476048534 714072801 1428145602
• Sum of all divisors σ(n): 3299228352
• Sum of proper divisors (its aliquot sum) s(n): 1871082750
• 1428145602 is an abundant number, because the sum of its proper divisors (1871082750) is greater than itself. Its abundance is 442937148

Bases of 1428145602

• Binary: 1010101000111111100010111000010₂
• Hexadecimal: 0x551FC5C2
• Base-36: NMA476

Squares and roots of 1428145602

• 1428145602 squared (1428145602²) is 2039599860511942404
• 1428145602 cubed (1428145602³) is 2912845570629944012749907208
• The square root of 1428145602 is 37790.8137250311
• The cube root of 1428145602 is 1126.1359658591

Scales and comparisons

• 1,428,145,602 seconds is equal to 45 years, 21 weeks, 2 days, 11 hours, 6 minutes, 42 seconds.
• To count from 1 to 1,428,145,602 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 1428145602 cubic inches would be around 93.8 feet tall.

Recreational maths with 1428145602

• 1428145602 backwards is 2065418241
• The number of decimal digits it has is: 10
• The sum of 1428145602's digits is 33
• More coming soon!