2164289428

Names of 2164289428

• Cardinal: 2164289428 can be written as Two billion, one hundred sixty-four million, two hundred eighty-nine thousand, four hundred twenty-eight.

Scientific notation

• Scientific notation: 2.164289428 × 10⁹

Factors of 2164289428

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 7
• Sum of prime factors: 3476

Divisors of 2164289428

• Number of divisors d(n): 72
• Complete list of divisors:
  1 2 4 7 14 28 31 49 62 98 107 124 196 214 217 428 434 749 868 1498 1519 2996 3038 3317 3329 5243 6076 6634 6658 10486 13268 13316 20972 23219 23303 46438 46606 92876 93212 103199 162533 163121 206398 325066 326242 356203 412796 650132 652484 712406 722393 1424812 1444786 2493421 2889572 4986842 5056751 9973684 10113502 11042293 17453947 20227004 22084586 34907894 44169172 69815788 77296051 154592102 309184204 541072357 1082144714 2164289428
• Sum of all divisors σ(n): 4591883520
• Sum of proper divisors (its aliquot sum) s(n): 2427594092
• 2164289428 is an abundant number, because the sum of its proper divisors (2427594092) is greater than itself. Its abundance is 263304664

Bases of 2164289428

• Binary: 10000001000000000110111110010100₂
• Hexadecimal: 0x81006F94
• Base-36: ZSK8ES

Squares and roots of 2164289428

• 2164289428 squared (2164289428²) is 4684148728152567184
• 2164289428 cubed (2164289428³) is 10137853571520247127390930752
• The square root of 2164289428 is 46521.9241648495
• The cube root of 2164289428 is 1293.5159234599

Scales and comparisons

• 2,164,289,428 seconds is equal to 68 years, 42 weeks, 3 days, 15 hours, 30 minutes, 28 seconds.
• To count from 1 to 2,164,289,428 would take you about one hundred thirty-seven 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 2164289428 cubic inches would be around 107.8 feet tall.

Recreational maths with 2164289428

• 2164289428 backwards is 8249824612
• The number of decimal digits it has is: 10
• The sum of 2164289428's digits is 46
• More coming soon!