21369442626

Names of 21369442626

• Cardinal: 21369442626 can be written as Twenty-one billion, three hundred sixty-nine million, four hundred forty-two thousand, six hundred twenty-six.

Scientific notation

• Scientific notation: 2.1369442626 × 10¹⁰

Factors of 21369442626

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 3888

Divisors of 21369442626

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 7 9 14 18 21 27 42 43 49 54 63 86 98 126 129 147 189 258 294 301 343 378 387 441 602 686 774 882 903 1029 1161 1323 1806 2058 2107 2322 2401 2646 2709 3087 3833 4214 4802 5418 6174 6321 7203 7666 8127 9261 11499 12642 14406 14749 16254 18522 18963 21609 22998 26831 29498 34497 37926 43218 44247 53662 56889 64827 68994 80493 88494 103243 103491 113778 129654 132741 160986 164819 187817 206486 206982 241479 265482 309729 329638 375634 398223 482958 494457 563451 619458 724437 796446 929187 988914 1126902 1153733 1314719 1448874 1483371 1690353 1858374 2307466 2629438 2787561 2966742 3380706 3461199 3944157 4450113 5071059 5575122 6922398 7888314 8076131 8900226 9203033 10142118 10383597 11832471 16152262 18406066 20767194 23664942 24228393 27609099 31150791 35497413 48456786 55218198 56532917 62301582 70994826 72685179 82827297 113065834 145370358 165654594 169598751 218055537 248481891 339197502 395730419 436111074 496963782 508796253 791460838 1017592506 1187191257 1526388759 2374382514 3052777518 3561573771 7123147542 10684721313 21369442626
• Sum of all divisors σ(n): 56702099520
• Sum of proper divisors (its aliquot sum) s(n): 35332656894
• 21369442626 is an abundant number, because the sum of its proper divisors (35332656894) is greater than itself. Its abundance is 13963214268

Bases of 21369442626

• Binary: 10011111001101101111101000101000010₂
• Hexadecimal: 0x4F9B7D142
• Base-36: 9TETBGI

Squares and roots of 21369442626

• 21369442626 squared (21369442626²) is 456653078145905775876
• 21369442626 cubed (21369442626³) is 9758421753425227934384196890376
• The square root of 21369442626 is 146182.9081185623
• The cube root of 21369442626 is 2775.0090144339

Scales and comparisons

• 21,369,442,626 seconds is equal to 679 years, 25 weeks, 12 hours, 17 minutes, 6 seconds.
• To count from 1 to 21,369,442,626 would take you about one thousand, three hundred fifty-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 21369442626 cubic inches would be around 231.3 feet tall.

Recreational maths with 21369442626

• 21369442626 backwards is 62624496312
• The number of decimal digits it has is: 11
• The sum of 21369442626's digits is 45
• More coming soon!