1640070396

Names of 1640070396

• Cardinal: 1640070396 can be written as One billion, six hundred forty million, seventy thousand, three hundred ninety-six.

Scientific notation

• Scientific notation: 1.640070396 × 10⁹

Factors of 1640070396

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 239

Divisors of 1640070396

• Number of divisors d(n): 96
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 36 43 54 86 108 129 172 191 258 382 387 516 573 764 774 1146 1161 1548 1719 1849 2292 2322 3438 3698 4644 5157 5547 6876 7396 8213 10314 11094 16426 16641 20628 22188 24639 32852 33282 49278 49923 66564 73917 79507 98556 99846 147834 159014 199692 221751 238521 295668 318028 353159 443502 477042 706318 715563 887004 954084 1059477 1412636 1431126 2118954 2146689 2862252 3178431 4237908 4293378 6356862 8586756 9535293 12713724 15185837 19070586 30371674 38141172 45557511 60743348 91115022 136672533 182230044 273345066 410017599 546690132 820035198 1640070396
• Sum of all divisors σ(n): 4376064000
• Sum of proper divisors (its aliquot sum) s(n): 2735993604
• 1640070396 is an abundant number, because the sum of its proper divisors (2735993604) is greater than itself. Its abundance is 1095923208

Bases of 1640070396

• Binary: 1100001110000010111110011111100₂
• Hexadecimal: 0x61C17CFC
• Base-36: R4GEF0

Squares and roots of 1640070396

• 1640070396 squared (1640070396²) is 2689830903835596816
• 1640070396 cubed (1640070396³) is 4411512035626685188913459136
• The square root of 1640070396 is 40497.7826059649
• The cube root of 1640070396 is 1179.2905809541

Scales and comparisons

• 1,640,070,396 seconds is equal to 52 years, 7 weeks, 5 days, 7 hours, 6 minutes, 36 seconds.
• To count from 1 to 1,640,070,396 would take you about one hundred four 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 1640070396 cubic inches would be around 98.3 feet tall.

Recreational maths with 1640070396

• 1640070396 backwards is 6930700461
• 1640070396 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1640070396's digits is 36
• More coming soon!