16290531621

Names of 16290531621

• Cardinal: 16290531621 can be written as Sixteen billion, two hundred ninety million, five hundred thirty-one thousand, six hundred twenty-one.

Scientific notation

• Scientific notation: 1.6290531621 × 10¹⁰

Factors of 16290531621

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 301

Divisors of 16290531621

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 7 9 13 21 27 39 49 63 67 91 117 147 189 201 211 273 351 441 469 603 633 637 819 871 1323 1407 1477 1809 1899 1911 2457 2613 2743 3283 4221 4431 4489 5697 5733 6097 7839 8229 9849 10339 12663 13293 13467 14137 17199 18291 19201 23517 24687 29547 31017 31423 39879 40401 42411 42679 54873 57603 58357 74061 88641 93051 94269 98959 121203 127233 128037 134407 164619 172809 175071 183781 219961 279153 282807 296877 381699 384111 403221 408499 518427 525213 551343 659883 692713 848421 890631 947179 1152333 1209663 1225497 1286467 1575639 1654029 1979649 2078139 2671893 2841537 2859493 3628989 3676491 3859401 4962087 5938947 6234417 6630253 8524611 8578479 9005269 11029473 11578203 12313327 18703251 19890759 25573833 25735437 27015807 34734609 36939981 46411771 59672277 77206311 81047421 86193289 110819943 139235313 179016831 243142263 258579867 332459829 417705939 603353023 775739601 1253117817 1810059069 2327218803 5430177207 16290531621
• Sum of all divisors σ(n): 30837401280
• Sum of proper divisors (its aliquot sum) s(n): 14546869659
• 16290531621 is a deficient number, because the sum of its proper divisors (14546869659) is less than itself. Its deficiency is 1743661962

Bases of 16290531621

• Binary: 1111001010111111011100100100100101₂
• Hexadecimal: 0x3CAFDC925
• Base-36: 7HEYMN9

Squares and roots of 16290531621

• 16290531621 squared (16290531621²) is 265381420494800887641
• 16290531621 cubed (16290531621³) is 4323204422196451326214578596061
• The square root of 16290531621 is 127634.3669275641
• The cube root of 16290531621 is 2535.0026581675

Scales and comparisons

• 16,290,531,621 seconds is equal to 517 years, 51 weeks, 2 days, 19 hours, 40 minutes, 21 seconds.
• To count from 1 to 16,290,531,621 would take you about one thousand and thirty-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 16290531621 cubic inches would be around 211.3 feet tall.

Recreational maths with 16290531621

• 16290531621 backwards is 12613509261
• The number of decimal digits it has is: 11
• The sum of 16290531621's digits is 36
• More coming soon!