21373464321

Names of 21373464321

• Cardinal: 21373464321 can be written as Twenty-one billion, three hundred seventy-three million, four hundred sixty-four thousand, three hundred twenty-one.

Scientific notation

• Scientific notation: 2.1373464321 × 10¹⁰

Factors of 21373464321

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 310

Divisors of 21373464321

• Number of divisors d(n): 144
• Complete list of divisors:
  1 3 9 11 31 33 61 93 97 99 107 121 183 279 291 321 341 363 549 671 873 963 1023 1067 1089 1177 1891 2013 3007 3069 3201 3317 3531 3751 5673 5917 6039 6527 7381 9021 9603 9951 10379 10593 11253 11737 12947 17019 17751 19581 20801 22143 27063 29853 31137 33077 33759 35211 36487 38841 53253 58743 62403 65087 66429 71797 93411 99231 105633 109461 114169 116523 183427 187209 195261 202337 215391 228811 297693 321749 328383 342507 363847 401357 550281 585783 607011 633119 646173 686433 715957 789767 965247 1027521 1091541 1204071 1255859 1650843 1821033 1899357 2017697 2059299 2147871 2225707 2369301 2895741 3274623 3539239 3612213 3767577 5698071 6053091 6443613 6677121 6964309 7107903 10617717 11302731 18159273 19626689 20031363 20892927 22194667 24482777 31853151 38931629 58880067 62678781 66584001 73448331 76607399 116794887 176640201 199752003 215893579 220344993 229822197 350384661 647680737 689466591 1943042211 2374829369 7124488107 21373464321
• Sum of all divisors σ(n): 36306676224
• Sum of proper divisors (its aliquot sum) s(n): 14933211903
• 21373464321 is a deficient number, because the sum of its proper divisors (14933211903) is less than itself. Its deficiency is 6440252418

Bases of 21373464321

• Binary: 10011111001111101010010111100000001₂
• Hexadecimal: 0x4F9F52F01
• Base-36: 9TH7IM9

Squares and roots of 21373464321

• 21373464321 squared (21373464321²) is 456824977081059991041
• 21373464321 cubed (21373464321³) is 9763932348583678443375393148161
• The square root of 21373464321 is 146196.6631664349
• The cube root of 21373464321 is 2775.1830876035

Scales and comparisons

• 21,373,464,321 seconds is equal to 679 years, 31 weeks, 5 days, 1 hour, 25 minutes, 21 seconds.
• To count from 1 to 21,373,464,321 would take you about one thousand, three hundred fifty-nine 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 21373464321 cubic inches would be around 231.3 feet tall.

Recreational maths with 21373464321

• 21373464321 backwards is 12346437312
• The number of decimal digits it has is: 11
• The sum of 21373464321's digits is 36
• More coming soon!