31057080021

Names of 31057080021

• Cardinal: 31057080021 can be written as Thirty-one billion, fifty-seven million, eighty thousand and twenty-one.

Scientific notation

• Scientific notation: 3.1057080021 × 10¹⁰

Factors of 31057080021

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 170

Divisors of 31057080021

• Number of divisors d(n): 240
• Complete list of divisors:
  1 3 9 11 19 23 27 31 33 57 69 81 83 93 99 171 207 209 249 253 279 297 341 437 513 589 621 627 713 747 759 837 891 913 961 1023 1311 1539 1577 1767 1863 1881 1909 2139 2241 2277 2511 2573 2739 2883 3069 3933 4731 4807 5301 5643 5727 6417 6479 6723 6831 7719 7843 8217 8649 9207 10571 11799 13547 14193 14421 15903 16929 17181 17347 18259 19251 19437 20493 20999 22103 23157 23529 24651 25947 27621 28303 31713 35397 36271 40641 42579 43263 47709 48887 51543 52041 54777 57753 58311 59179 62997 66309 69471 70587 73953 77841 79763 84909 95139 108813 121923 127737 129789 146661 149017 154629 156123 164331 174933 177537 188991 198927 200849 208413 211761 239289 243133 254727 285417 326439 365769 389367 398981 419957 439983 447051 468369 492993 524799 532611 537757 566973 596781 602547 635283 650969 717867 729399 764181 856251 877393 979317 1097307 1124401 1196943 1259871 1319949 1341153 1405107 1478979 1515497 1597833 1613271 1700919 1790343 1807641 1834549 1952907 2153601 2188197 2292543 2632179 2937951 3373203 3590829 3779613 3959847 4023459 4546491 4619527 4793499 4839813 5422923 5503647 5858721 6460803 6564591 7896537 10119609 10772487 11338839 12070377 12368411 13639473 13858581 14519439 16268769 16510941 16670467 17576163 19693773 20180039 23689611 30358827 32317461 34016517 34856431 37105233 40918419 41575743 43558317 49532823 50011401 52728489 60540117 71068833 91076481 104569293 111315699 122755257 124727229 148598469 150034203 181620351 313707879 333947097 374181687 383420741 450102609 544861053 941123637 1001841291 1150262223 1350307827 1634583159 2823370911 3450786669 10352360007 31057080021
• Sum of all divisors σ(n): 58134827520
• Sum of proper divisors (its aliquot sum) s(n): 27077747499
• 31057080021 is a deficient number, because the sum of its proper divisors (27077747499) is less than itself. Its deficiency is 3979332522

Bases of 31057080021

• Binary: 11100111011001001010110111011010101₂
• Hexadecimal: 0x73B256ED5
• Base-36: E9ML0B9

Squares and roots of 31057080021

• 31057080021 squared (31057080021²) is 964542219430797360441
• 31057080021 cubed (31057080021³) is 29955864892495214695051716849261
• The square root of 31057080021 is 176230.1904356913
• The cube root of 31057080021 is 3143.3075355317

Scales and comparisons

• 31,057,080,021 seconds is equal to 987 years, 26 weeks, 6 days, 22 hours, 40 minutes, 21 seconds.
• To count from 1 to 31,057,080,021 would take you about one thousand, nine hundred seventy-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 31057080021 cubic inches would be around 261.9 feet tall.

Recreational maths with 31057080021

• 31057080021 backwards is 12008075013
• 31057080021 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 31057080021's digits is 27
• More coming soon!