142728705525

Names of 142728705525

• Cardinal: 142728705525 can be written as One hundred forty-two billion, seven hundred twenty-eight million, seven hundred five thousand, five hundred twenty-five.

Scientific notation

• Scientific notation: 1.42728705525 × 10¹¹

Factors of 142728705525

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 221

Divisors of 142728705525

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 5 7 15 21 25 35 49 75 79 105 127 147 175 237 245 343 381 395 525 553 635 735 889 1029 1185 1225 1659 1715 1905 1975 2401 2667 2765 3175 3675 3871 4445 5145 5925 6223 6241 7203 8295 8575 9525 10033 11613 12005 13335 13825 18669 18723 19355 22225 25725 27097 30099 31115 31205 36015 41475 43561 43687 50165 58065 60025 66675 70231 81291 93345 93615 96775 130683 131061 135485 150495 155575 156025 180075 189679 210693 217805 218435 250825 290325 304927 305809 351155 406455 466725 468075 491617 569037 653415 655305 677425 752475 792607 914781 917427 948395 1053465 1089025 1092175 1474851 1524635 1529045 1755775 2032275 2140663 2377821 2458085 2845185 3267075 3276525 3441319 3963035 4573905 4587135 4741975 5267325 5548249 6421989 7374255 7623175 7645225 10323957 10703315 11889105 12290425 14225925 14984641 16644747 17206595 19815175 22869525 22935675 24089233 27741245 32109945 36871275 38837743 44953923 51619785 53516575 59445525 72267699 74923205 83223735 86032975 116513229 120446165 138706225 160549725 194188715 224769615 258098925 271864201 361338495 374616025 416118675 582566145 602230825 815592603 970943575 1123848075 1359321005 1806692475 1903049407 2912830725 4077963015 5709148221 6796605025 9515247035 20389815075 28545741105 47576235175 142728705525
• Sum of all divisors σ(n): 281015680512
• Sum of proper divisors (its aliquot sum) s(n): 138286974987
• 142728705525 is a deficient number, because the sum of its proper divisors (138286974987) is less than itself. Its deficiency is 4441730538

Bases of 142728705525

• Binary: 10000100111011010010110011010111110101₂
• Hexadecimal: 0x213B4B35F5
• Base-36: 1TKGZI0L

Squares and roots of 142728705525

• 142728705525 squared (142728705525²) is 20371483380842165525625
• 142728705525 cubed (142728705525³) is 2907595452571652869810237466578125
• The square root of 142728705525 is 377794.5281829795
• The cube root of 142728705525 is 5226.0124778015

Scales and comparisons

• 142,728,705,525 seconds is equal to 4,538 years, 17 weeks, 1 day, 14 hours, 38 minutes, 45 seconds.
• To count from 1 to 142,728,705,525 would take you about nine thousand and seventy-six 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 142728705525 cubic inches would be around 435.5 feet tall.

Recreational maths with 142728705525

• 142728705525 backwards is 525507827241
• The number of decimal digits it has is: 12
• The sum of 142728705525's digits is 48
• More coming soon!