90238820028

Names of 90238820028

• Cardinal: 90238820028 can be written as Ninety billion, two hundred thirty-eight million, eight hundred twenty thousand and twenty-eight.

Scientific notation

• Scientific notation: 9.0238820028 × 10¹⁰

Factors of 90238820028

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 31266

Divisors of 90238820028

• Number of divisors d(n): 144
• Complete list of divisors:
  1 2 3 4 6 7 12 14 17 21 28 34 42 49 51 68 84 98 102 119 147 196 204 238 289 294 357 476 578 588 714 833 867 1156 1428 1666 1734 2023 2499 3332 3468 4046 4913 4998 6069 8092 9826 9996 12138 14161 14739 19652 24276 28322 29478 31237 34391 42483 56644 58956 62474 68782 84966 93711 103173 124948 137564 169932 187422 206346 218659 240737 374844 412692 437318 481474 531029 655977 722211 874636 962948 1062058 1311954 1444422 1530613 1593087 2124116 2623908 2888844 3061226 3186174 3717203 4591839 6122452 6372348 7434406 9027493 9183678 11151609 14868812 18054986 18367356 22303218 26020421 27082479 36109972 44606436 52040842 54164958 63192451 78061263 104081684 108329916 126384902 153467381 156122526 189577353 252769804 306934762 312245052 379154706 442347157 460402143 613869524 758309412 884694314 920804286 1074271667 1327041471 1769388628 1841608572 2148543334 2654082942 3222815001 4297086668 5308165884 6445630002 7519901669 12891260004 15039803338 22559705007 30079606676 45119410014 90238820028
• Sum of all divisors σ(n): 260247526560
• Sum of proper divisors (its aliquot sum) s(n): 170008706532
• 90238820028 is an abundant number, because the sum of its proper divisors (170008706532) is greater than itself. Its abundance is 79769886504

Bases of 90238820028

• Binary: 1010100000010101001110001111010111100₂
• Hexadecimal: 0x1502A71EBC
• Base-36: 15GDV35O

Squares and roots of 90238820028

• 90238820028 squared (90238820028²) is 8143044640045773920784
• 90238820028 cubed (90238820028³) is 734818739753060634519603304661952
• The square root of 90238820028 is 300397.7696788043
• The cube root of 90238820028 is 4485.3651315379

Scales and comparisons

• 90,238,820,028 seconds is equal to 2,869 years, 16 weeks, 2 days, 18 hours, 53 minutes, 48 seconds.
• To count from 1 to 90,238,820,028 would take you about five thousand, seven hundred thirty-eight 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 90238820028 cubic inches would be around 373.8 feet tall.

Recreational maths with 90238820028

• 90238820028 backwards is 82002883209
• 90238820028 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 90238820028's digits is 42
• More coming soon!