42129208744

Names of 42129208744

• Cardinal: 42129208744 can be written as Forty-two billion, one hundred twenty-nine million, two hundred eight thousand, seven hundred forty-four.

Scientific notation

• Scientific notation: 4.2129208744 × 10¹⁰

Factors of 42129208744

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 169

Divisors of 42129208744

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 4 7 8 14 19 23 28 29 38 46 56 58 76 89 92 116 133 152 161 178 184 203 232 266 322 356 406 437 529 532 551 623 644 667 712 812 841 874 1058 1064 1102 1246 1288 1334 1624 1682 1691 1748 2047 2116 2204 2492 2581 2668 3059 3364 3382 3496 3703 3857 4094 4232 4408 4669 4984 5162 5336 5887 6118 6728 6764 7406 7714 8188 9338 10051 10324 11774 11837 12236 12673 13528 14329 14812 15341 15428 15979 16376 18067 18676 19343 20102 20648 23548 23674 24472 25346 28658 29624 30682 30856 31958 36134 37352 38686 38893 40204 47081 47096 47348 49039 50692 57316 59363 61364 63916 70357 72268 74849 77372 77786 80408 88711 94162 94696 98078 101384 107387 111853 114632 118726 122728 127832 135401 140714 144536 149698 154744 155572 177422 188324 196156 214774 223706 237452 270802 272251 281428 291479 299396 311144 329567 343273 354844 367517 376648 392312 415541 429548 444889 447412 474904 523943 541604 544502 562856 582958 598792 659134 686546 709688 735034 831082 859096 889778 894539 894824 1047886 1083208 1089004 1127897 1165916 1318268 1365349 1373092 1422131 1470068 1662164 1721527 1779556 1789078 2040353 2095772 2178008 2255794 2331832 2572619 2636536 2730698 2746184 2844262 2940136 3114223 3324328 3443054 3559112 3578156 4080706 4191544 4511588 5145238 5461396 5688524 6228446 6261773 6886108 7156312 7895279 8161412 8452891 9023176 9557443 9954917 10290476 10922792 11377048 12050689 12456892 12523546 13772216 15790558 16322824 16905782 19114886 19909834 20580952 24101378 24913784 25047092 25941631 31581116 32709013 33811564 38229772 39595121 39819668 48202756 50094184 51883262 59170237 63162232 65418026 67623128 76459544 79190242 79639336 96405512 103766524 118340474 130836052 158380484 181591417 207533048 228963091 236680948 261672104 277165847 316760968 363182834 457926182 473361896 554331694 726365668 752307299 915852364 1108663388 1452731336 1504614598 1831704728 2217326776 3009229196 5266151093 6018458392 10532302186 21064604372 42129208744
• Sum of all divisors σ(n): 104039208000
• Sum of proper divisors (its aliquot sum) s(n): 61909999256
• 42129208744 is an abundant number, because the sum of its proper divisors (61909999256) is greater than itself. Its abundance is 19780790512

Bases of 42129208744

• Binary: 100111001111000110001011010110101000₂
• Hexadecimal: 0x9CF18B5A8
• Base-36: JCQN5IG

Squares and roots of 42129208744

• 42129208744 squared (42129208744²) is 1774870229395526057536
• 42129208744 cubed (42129208744³) is 74773878387715282217625498294784
• The square root of 42129208744 is 205254.0102994337
• The cube root of 42129208744 is 3479.5875437095

Scales and comparisons

• 42,129,208,744 seconds is equal to 1,339 years, 30 weeks, 13 hours, 59 minutes, 4 seconds.
• To count from 1 to 42,129,208,744 would take you about two thousand, six hundred seventy-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 42129208744 cubic inches would be around 290 feet tall.

Recreational maths with 42129208744

• 42129208744 backwards is 44780292124
• The number of decimal digits it has is: 11
• The sum of 42129208744's digits is 43
• More coming soon!