16438868892

Names of 16438868892

• Cardinal: 16438868892 can be written as Sixteen billion, four hundred thirty-eight million, eight hundred sixty-eight thousand, eight hundred ninety-two.

Scientific notation

• Scientific notation: 1.6438868892 × 10¹⁰

Factors of 16438868892

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 113

Divisors of 16438868892

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 9 12 18 27 29 36 54 58 79 87 108 116 158 174 237 261 316 348 474 522 711 783 841 948 1044 1422 1566 1682 2133 2291 2523 2844 3132 3364 4266 4582 5046 6241 6873 7569 8532 9164 10092 12482 13746 15138 18723 20619 22707 24389 24964 27492 30276 37446 41238 45414 48778 56169 61857 66439 73167 74892 82476 90828 97556 112338 123714 132878 146334 168507 180989 199317 219501 224676 247428 265756 292668 337014 361978 398634 439002 542967 597951 658503 674028 723956 797268 878004 1085934 1195902 1317006 1628901 1793853 1926731 2171868 2391804 2634012 3257802 3587706 3853462 4886703 5248681 5780193 6515604 7175412 7706924 9773406 10497362 11560386 15746043 17340579 19546812 20994724 23120772 31492086 34681158 47238129 52021737 62984172 69362316 94476258 104043474 141714387 152211749 188952516 208086948 283428774 304423498 456635247 566857548 608846996 913270494 1369905741 1826540988 2739811482 4109717223 5479622964 8219434446 16438868892
• Sum of all divisors σ(n): 44707168800
• Sum of proper divisors (its aliquot sum) s(n): 28268299908
• 16438868892 is an abundant number, because the sum of its proper divisors (28268299908) is greater than itself. Its abundance is 11829431016

Bases of 16438868892

• Binary: 1111010011110101010011101110011100₂
• Hexadecimal: 0x3D3D53B9C
• Base-36: 7JVA0F0

Squares and roots of 16438868892

• 16438868892 squared (16438868892²) is 270236410448365307664
• 16438868892 cubed (16438868892³) is 4442380921205376228409738788288
• The square root of 16438868892 is 128214.1524637589
• The cube root of 16438868892 is 2542.6737758549

Scales and comparisons

• 16,438,868,892 seconds is equal to 522 years, 36 weeks, 4 days, 16 hours, 28 minutes, 12 seconds.
• To count from 1 to 16,438,868,892 would take you about one thousand and forty-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 16438868892 cubic inches would be around 211.9 feet tall.

Recreational maths with 16438868892

• 16438868892 backwards is 29886883461
• The number of decimal digits it has is: 11
• The sum of 16438868892's digits is 63
• More coming soon!