21007362750858

Names of 21007362750858

• Cardinal: 21007362750858 can be written as Twenty-one trillion, seven billion, three hundred sixty-two million, seven hundred fifty thousand, eight hundred fifty-eight.

Scientific notation

• Scientific notation: 2.1007362750858 × 10¹³

Factors of 21007362750858

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 736

Divisors of 21007362750858

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 6 9 11 18 22 27 33 37 54 66 74 81 99 111 162 198 222 297 333 407 594 666 683 814 891 999 1221 1366 1782 1998 2049 2442 2997 3663 4098 5994 6147 7326 7513 10989 12294 15026 18441 21978 22539 25271 32967 36882 45078 50542 55323 65934 67617 75813 110646 135234 151626 202851 227439 277981 405702 454878 466489 555962 608553 682317 833943 932978 1217106 1364634 1399467 1667886 2046951 2501829 2798934 4093902 4198401 5003658 5131379 7505487 8396802 10262758 12595203 15010974 15394137 17260093 22516461 25190406 30788274 34520186 37785609 45032922 46182411 51780279 75571218 92364822 103560558 138547233 155340837 189861023 277094466 310681674 318611987 379722046 415641699 466022511 569583069 637223974 831283398 932045022 955835961 1139166138 1398067533 1708749207 1911671922 2796135066 2867507883 3417498414 3504731857 5126247621 5735015766 7009463714 8602523649 10252495242 10514195571 11788643519 15378742863 17205047298 21028391142 23577287038 25807570947 30757485726 31542586713 35365930557 51615141894 63085173426 70731861114 94627760139 106097791671 129675078709 189255520278 212195583342 259350157418 283883280417 318293375013 389025236127 567766560834 636586750026 778050472254 954880125039 1167075708381 1909760250078 2334151416762 3501227125143 7002454250286 10503681375429 21007362750858
• Sum of all divisors σ(n): 52816535196480
• Sum of proper divisors (its aliquot sum) s(n): 31809172445622
• 21007362750858 is an abundant number, because the sum of its proper divisors (31809172445622) is greater than itself. Its abundance is 10801809694764

Bases of 21007362750858

• Binary: 100110001101100101000011001001111100110001010₂
• Hexadecimal: 0x131B2864F98A
• Base-36: 7G2NDDYMI

Squares and roots of 21007362750858

• 21007362750858 squared (21007362750858²) is 441309289746136196979736164
• 21007362750858 cubed (21007362750858³) is 9270744335020581871460956853450104628712
• The square root of 21007362750858 is 4583378.9665330969
• The cube root of 21007362750858 is 27592.4657158455

Scales and comparisons

• 21,007,362,750,858 seconds is equal to 667,969 years, 8 weeks, 13 hours, 54 minutes, 18 seconds.
• To count from 1 to 21,007,362,750,858 would take you about one million, six hundred sixty-nine thousand, nine hundred twenty-two 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 21007362750858 cubic inches would be around 2299.4 feet tall.

Recreational maths with 21007362750858

• 21007362750858 backwards is 85805726370012
• 21007362750858 is a Harshad number.
• The number of decimal digits it has is: 14
• The sum of 21007362750858's digits is 54
• More coming soon!