138904256574

Names of 138904256574

• Cardinal: 138904256574 can be written as One hundred thirty-eight billion, nine hundred four million, two hundred fifty-six thousand, five hundred seventy-four.

Scientific notation

• Scientific notation: 1.38904256574 × 10¹¹

Factors of 138904256574

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 270

Divisors of 138904256574

• Number of divisors d(n): 192
• Complete list of divisors:
  1 2 3 6 9 17 18 19 34 38 51 57 102 114 153 171 229 289 306 323 342 361 458 578 646 687 722 867 969 1083 1374 1734 1938 2061 2166 2601 2907 3249 3893 4122 4351 4913 5202 5491 5814 6137 6498 6859 7786 8702 9826 10982 11679 12274 13053 13718 14739 16473 18411 20577 23358 26106 29478 32946 35037 36822 39159 41154 44217 49419 55233 61731 66181 70074 73967 78318 82669 88434 93347 98838 104329 110466 116603 123462 132362 147934 165338 186694 198543 208658 221901 233206 248007 280041 312987 349809 397086 443802 496014 560082 595629 625974 665703 699618 744021 840123 938961 1049427 1125077 1191258 1257439 1331406 1405373 1488042 1570711 1680246 1773593 1877922 1982251 2098854 2250154 2514878 2810746 3141422 3375231 3547186 3772317 3964502 4216119 4712133 5320779 5946753 6750462 7544634 8432238 9424266 10125693 10641558 11316951 11893506 12648357 14136399 15962337 17840259 20251386 21376463 22633902 23891341 25296714 26702087 28272798 31924674 33698267 35680518 42752926 47782682 53404174 64129389 67396534 71674023 80106261 101094801 128258778 143348046 160212522 192388167 202189602 215022069 240318783 303284403 384776334 406152797 430044138 453935479 480637566 606568806 812305594 907870958 1218458391 1361806437 2436916782 2723612874 3655375173 4085419311 7310750346 7716903143 8170838622 15433806286 23150709429 46301418858 69452128287 138904256574
• Sum of all divisors σ(n): 339001416000
• Sum of proper divisors (its aliquot sum) s(n): 200097159426
• 138904256574 is an abundant number, because the sum of its proper divisors (200097159426) is greater than itself. Its abundance is 61192902852

Bases of 138904256574

• Binary: 10000001010111010101101100000000111110₂
• Hexadecimal: 0x205756C03E
• Base-36: 1RT80ABI

Squares and roots of 138904256574

• 138904256574 squared (138904256574²) is 19294392494375622217476
• 138904256574 cubed (138904256574³) is 2680073245478211280427181130687224
• The square root of 138904256574 is 372698.6135928063
• The cube root of 138904256574 is 5178.9118400951

Scales and comparisons

• 138,904,256,574 seconds is equal to 4,416 years, 37 weeks, 5 days, 3 hours, 42 minutes, 54 seconds.
• To count from 1 to 138,904,256,574 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 138904256574 cubic inches would be around 431.6 feet tall.

Recreational maths with 138904256574

• 138904256574 backwards is 475652409831
• The number of decimal digits it has is: 12
• The sum of 138904256574's digits is 54
• More coming soon!