138905182962

Names of 138905182962

• Cardinal: 138905182962 can be written as One hundred thirty-eight billion, nine hundred five million, one hundred eighty-two thousand, nine hundred sixty-two.

Scientific notation

• Scientific notation: 1.38905182962 × 10¹¹

Factors of 138905182962

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 2191

Divisors of 138905182962

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 6 7 9 13 14 18 21 26 27 39 42 54 63 67 78 81 91 117 126 134 162 182 189 201 234 273 351 378 402 469 546 567 603 702 819 871 938 1053 1134 1206 1407 1638 1742 1809 2099 2106 2457 2613 2814 3618 4198 4221 4489 4914 5226 5427 6097 6297 7371 7839 8442 8978 10854 12194 12594 12663 13467 14693 14742 15678 18291 18891 23517 25326 26934 27287 29386 31423 36582 37782 37989 40401 44079 47034 54574 54873 56673 58357 62846 70551 75978 80802 81861 88158 94269 109746 113346 116714 121203 132237 140633 141102 163722 164619 170019 175071 188538 191009 242406 245583 264474 281266 282807 329238 340038 350142 363609 382018 396711 408499 421899 491166 493857 525213 565614 573027 727218 736749 793422 816998 843798 848421 984431 987714 1050426 1146054 1190133 1225497 1265697 1473498 1575639 1696842 1719081 1828229 1968862 2210247 2380266 2450994 2531394 2545263 2953293 3151278 3438162 3656458 3676491 3797091 4420494 4726917 5090526 5157243 5484687 5906586 7352982 7594182 8859879 9422411 9453834 10314486 10969374 11029473 11391273 12797603 15471729 16454061 17719758 18844822 22058946 22782546 25595206 26579637 28267233 30943458 32908122 33088419 38392809 49362183 53159274 56534466 65956877 66176838 76785618 79738911 84801699 98724366 115178427 122491343 131913754 148086549 159477822 169603398 197870631 230356854 244982686 254405097 296173098 345535281 367474029 395741262 508810194 593611893 691070562 734948058 763215291 857439401 1036605843 1102422087 1187223786 1526430582 1714878802 1780835679 2073211686 2204844174 2572318203 3307266261 3561671358 5144636406 5342507037 6614532522 7716954609 9921798783 10685014074 15433909218 19843597566 23150863827 46301727654 69452591481 138905182962
• Sum of all divisors σ(n): 389065723200
• Sum of proper divisors (its aliquot sum) s(n): 250160540238
• 138905182962 is an abundant number, because the sum of its proper divisors (250160540238) is greater than itself. Its abundance is 111255357276

Bases of 138905182962

• Binary: 10000001010111011001001110001011110010₂
• Hexadecimal: 0x205764E2F2
• Base-36: 1RT8K54I

Squares and roots of 138905182962

• 138905182962 squared (138905182962²) is 19294649853706695093444
• 138905182962 cubed (138905182962³) is 2680126868116855015839186506701128
• The square root of 138905182962 is 372699.8564019041
• The cube root of 138905182962 is 5178.9233532319

Scales and comparisons

• 138,905,182,962 seconds is equal to 4,416 years, 39 weeks, 1 day, 21 hours, 2 minutes, 42 seconds.
• To count from 1 to 138,905,182,962 would take you about eight thousand, eight hundred thirty-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 138905182962 cubic inches would be around 431.6 feet tall.

Recreational maths with 138905182962

• 138905182962 backwards is 269281509831
• 138905182962 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138905182962's digits is 54
• More coming soon!