20180678427

Names of 20180678427

• Cardinal: 20180678427 can be written as Twenty billion, one hundred eighty million, six hundred seventy-eight thousand, four hundred twenty-seven.

Scientific notation

• Scientific notation: 2.0180678427 × 10¹⁰

Factors of 20180678427

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 8
• Sum of prime factors: 551

Divisors of 20180678427

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 7 9 13 17 21 29 39 51 63 87 91 117 119 151 153 203 221 261 273 331 357 377 453 493 609 663 819 993 1057 1071 1131 1359 1479 1547 1827 1963 1989 2317 2567 2639 2979 3171 3393 3451 4303 4379 4437 4641 5627 5889 6409 6951 7701 7917 9513 9599 10353 12909 13137 13741 13923 16881 17667 17969 19227 20853 23103 23751 28797 30121 30653 31059 33371 38727 39389 39411 41223 44863 49981 50643 53907 56927 57681 67193 73151 74443 86391 90363 91959 100113 118167 123669 124787 134589 149943 161721 163183 170781 201579 219453 223329 233597 271089 275877 300339 349867 354501 374361 398489 403767 449829 489549 512057 512343 521101 604737 649753 658359 669987 700791 849677 873509 967759 1049601 1123083 1142281 1195467 1449449 1468647 1536171 1563303 1949259 2102373 2121379 2549031 2620527 2903277 3148803 3426843 3586401 4348347 4548271 4608513 4689909 5847777 5947739 6364137 6774313 7647093 7861581 8709831 10146143 10280529 11045801 13045041 13644813 14849653 17843217 18842837 19092411 20322939 24640633 30438429 33137403 40934439 44548959 53529651 56528511 60968817 73921899 77320607 91315287 99412209 131899859 133646877 169585533 172484431 221765697 231961821 320328229 395699577 517453293 695885463 960984687 1187098731 1552359879 2242297603 2882954061 6726892809 20180678427
• Sum of all divisors σ(n): 39676815360
• Sum of proper divisors (its aliquot sum) s(n): 19496136933
• 20180678427 is a deficient number, because the sum of its proper divisors (19496136933) is less than itself. Its deficiency is 684541494

Bases of 20180678427

• Binary: 10010110010110111001011011100011011₂
• Hexadecimal: 0x4B2DCB71B
• Base-36: 99R1Z4R

Squares and roots of 20180678427

• 20180678427 squared (20180678427²) is 407259781773983194329
• 20180678427 cubed (20180678427³) is 8218778692230950439655799040483
• The square root of 20180678427 is 142058.7147168381
• The cube root of 20180678427 is 2722.5670702183

Scales and comparisons

• 20,180,678,427 seconds is equal to 641 years, 35 weeks, 3 days, 16 hours, 27 seconds.
• To count from 1 to 20,180,678,427 would take you about one thousand, two hundred eighty-three 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 20180678427 cubic inches would be around 226.9 feet tall.

Recreational maths with 20180678427

• 20180678427 backwards is 72487608102
• The number of decimal digits it has is: 11
• The sum of 20180678427's digits is 45
• More coming soon!