243138121534

Names of 243138121534

• Cardinal: 243138121534 can be written as Two hundred forty-three billion, one hundred thirty-eight million, one hundred twenty-one thousand, five hundred thirty-four.

Scientific notation

• Scientific notation: 2.43138121534 × 10¹¹

Factors of 243138121534

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 294

Divisors of 243138121534

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 7 11 14 22 37 47 74 77 89 94 101 154 178 202 259 329 407 517 518 623 658 707 814 979 1034 1111 1246 1414 1739 1958 2222 2849 3293 3478 3619 3737 4183 4747 5698 6586 6853 7238 7474 7777 8366 8989 9494 10201 12173 13706 15554 17978 19129 20402 23051 24346 26159 29281 33229 36223 38258 41107 46013 46102 52217 52318 58562 62923 66458 71407 72446 82214 92026 98879 104434 112211 125846 133903 142814 154771 175639 197758 224422 253561 267806 287749 309542 322091 332593 351278 365519 377437 422483 479447 507122 575498 644182 665186 692153 731038 754874 785477 844966 907889 958894 1083397 1229473 1384306 1570954 1702481 1815778 1932029 2166794 2328151 2458946 2642059 2957381 3356129 3404962 3658523 3864058 4151807 4647313 4656302 5273917 5284118 5914762 6355223 6712258 7317046 8303614 9294626 9986779 10547834 11917367 12710446 13524203 15631871 17739539 19973558 23834734 25609661 27048406 29062649 31263742 32531191 33591893 35479078 36917419 42670783 51219322 58125298 65062382 67183786 69907453 73834838 85341566 109423097 124176773 139814906 171950581 195134929 218846194 235143251 248353546 298695481 343901162 369510823 390269858 469378613 470286502 597390962 739021646 938757226 1203654067 1365944503 1578818971 2407308134 2586575761 2731889006 3157637942 3285650291 5173151522 6571300582 11051732797 17367008681 22103465594 34734017362 121569060767 243138121534
• Sum of all divisors σ(n): 487106058240
• Sum of proper divisors (its aliquot sum) s(n): 243967936706
• 243138121534 is an abundant number, because the sum of its proper divisors (243967936706) is greater than itself. Its abundance is 829815172

Bases of 243138121534

• Binary: 11100010011100001010010100111100111110₂
• Hexadecimal: 0x389C294F3E
• Base-36: 33P25R9A

Squares and roots of 243138121534

• 243138121534 squared (243138121534²) is 59116146143082154513156
• 243138121534 cubed (243138121534³) is 14373388725558414237366290129901304
• The square root of 243138121534 is 493090.3786670351
• The cube root of 243138121534 is 6241.4335677193

Scales and comparisons

• 243,138,121,534 seconds is equal to 7,731 years, 2 weeks, 15 hours, 5 minutes, 34 seconds.
• To count from 1 to 243,138,121,534 would take you about fifteen thousand, four hundred sixty-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 243138121534 cubic inches would be around 520.1 feet tall.

Recreational maths with 243138121534

• 243138121534 backwards is 435121831342
• 243138121534 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 243138121534's digits is 37
• More coming soon!