1681316028

Names of 1681316028

• Cardinal: 1681316028 can be written as One billion, six hundred eighty-one million, three hundred sixteen thousand and twenty-eight.

Scientific notation

• Scientific notation: 1.681316028 × 10⁹

Factors of 1681316028

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 53

Divisors of 1681316028

• Number of divisors d(n): 252
• Complete list of divisors:
  1 2 3 4 6 7 9 12 14 18 21 27 28 36 41 42 49 54 63 81 82 84 98 108 123 126 147 162 164 189 196 243 246 252 287 294 324 343 369 378 441 486 492 567 574 588 686 729 738 756 861 882 972 1029 1107 1134 1148 1323 1372 1458 1476 1681 1701 1722 1764 2009 2058 2214 2268 2583 2646 2916 3087 3321 3362 3402 3444 3969 4018 4116 4428 5043 5103 5166 5292 6027 6174 6642 6724 6804 7749 7938 8036 9261 9963 10086 10206 10332 11767 11907 12054 12348 13284 14063 15129 15498 15876 18081 18522 19926 20172 20412 23247 23534 23814 24108 27783 28126 29889 30258 30996 35301 35721 36162 37044 39852 42189 45387 46494 47068 47628 54243 55566 56252 59778 60516 69741 70602 71442 72324 82369 83349 84378 90774 92988 105903 108486 111132 119556 126567 136161 139482 141204 142884 162729 164738 166698 168756 181548 209223 211806 216972 247107 250047 253134 272322 278964 317709 325458 329476 333396 379701 408483 418446 423612 488187 494214 500094 506268 544644 576583 635418 650916 741321 759402 816966 836892 953127 976374 988428 1000188 1139103 1153166 1225449 1270836 1464561 1482642 1518804 1633932 1729749 1906254 1952748 2223963 2278206 2306332 2450898 2859381 2929122 2965284 3417309 3459498 3812508 4447926 4556412 4901796 5189247 5718762 5858244 6671889 6834618 6918996 8578143 8895852 10251927 10378494 11437524 13343778 13669236 15567741 17156286 20015667 20503854 20756988 26687556 31135482 34312572 40031334 41007708 46703223 60047001 62270964 80062668 93406446 120094002 140109669 186812892 240188004 280219338 420329007 560438676 840658014 1681316028
• Sum of all divisors σ(n): 5273069200
• Sum of proper divisors (its aliquot sum) s(n): 3591753172
• 1681316028 is an abundant number, because the sum of its proper divisors (3591753172) is greater than itself. Its abundance is 1910437144

Bases of 1681316028

• Binary: 1100100001101101101100010111100₂
• Hexadecimal: 0x6436D8BC
• Base-36: RT0FR0

Squares and roots of 1681316028

• 1681316028 squared (1681316028²) is 2826823586009696784
• 1681316028 cubed (1681316028³) is 4752783803486539766359253952
• The square root of 1681316028 is 41003.8538188791
• The cube root of 1681316028 is 1189.0947209515

Scales and comparisons

• 1,681,316,028 seconds is equal to 53 years, 23 weeks, 6 days, 16 hours, 13 minutes, 48 seconds.
• To count from 1 to 1,681,316,028 would take you about one hundred six 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 1681316028 cubic inches would be around 99.1 feet tall.

Recreational maths with 1681316028

• 1681316028 backwards is 8206131861
• 1681316028 is a Harshad number.
• The number of decimal digits it has is: 10
• The sum of 1681316028's digits is 36
• More coming soon!