138911718946

Names of 138911718946

• Cardinal: 138911718946 can be written as One hundred thirty-eight billion, nine hundred eleven million, seven hundred eighteen thousand, nine hundred forty-six.

Scientific notation

• Scientific notation: 1.38911718946 × 10¹¹

Factors of 138911718946

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 170

Divisors of 138911718946

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 7 11 13 14 22 26 29 41 58 67 77 82 91 134 143 154 169 182 203 286 287 319 338 377 406 451 469 533 574 638 737 754 871 902 938 1001 1066 1183 1189 1474 1742 1859 1943 2002 2233 2366 2378 2639 2747 3157 3718 3731 3886 4147 4466 4489 4901 5159 5278 5494 5863 6097 6314 6929 7462 8294 8323 8978 9581 9802 10318 11323 11726 12194 13013 13079 13601 13858 15457 16646 19162 19229 21373 22646 25259 26026 26158 27202 29029 30217 30914 31423 34307 35711 38458 41041 42746 48503 49379 50518 53911 58058 58357 60434 62846 67067 68614 71422 76219 79261 79663 82082 91553 97006 98758 107822 108199 116714 124553 130181 134134 149611 152438 158522 159326 170027 176813 183106 184049 200941 211519 216398 249106 249977 260362 277849 299222 328367 340054 345653 353626 368098 377377 392821 401882 408499 423038 464243 499954 533533 555698 557641 641927 656734 691306 754754 758641 785642 816998 871871 876293 911267 928486 1035619 1067066 1115282 1190189 1283854 1288343 1406587 1431991 1517282 1692353 1743742 1752586 1822534 1944943 2024539 2071238 2210351 2298569 2380378 2392637 2576686 2749747 2813174 2863982 3249701 3384706 3612037 3889886 4049078 4420702 4493489 4597138 4785274 5106673 5310487 5337421 5499494 6134051 6499402 7224074 7249333 8345051 8986978 10023937 10213346 10620974 10674842 11391809 11846471 12268102 13463047 14171773 14498666 15472457 16690102 16748459 18615883 20047874 22000589 22783618 23692942 25284259 26319007 26926094 28343546 30944914 31104281 33496918 35746711 37231766 37361947 44001178 50568518 52638014 58415357 58711631 62208562 69386473 71493422 74723894 79742663 94241329 116830714 117423262 130311181 138772946 148093517 154004123 159485326 184233049 188482658 217729967 242006479 260622362 296187034 308008246 342147091 368466098 410981417 435459934 484012958 485705311 684294182 763251203 821962834 902024149 971410622 1036654619 1526502406 1694045353 1804048298 2073309238 2395029637 3388090706 4790059274 5342758421 6314169043 9922265639 10685516842 12628338086 19844531278 69455859473 138911718946
• Sum of all divisors σ(n): 302616881280
• Sum of proper divisors (its aliquot sum) s(n): 163705162334
• 138911718946 is an abundant number, because the sum of its proper divisors (163705162334) is greater than itself. Its abundance is 24793443388

Bases of 138911718946

• Binary: 10000001010111110010001001111000100010₂
• Hexadecimal: 0x2057C89E22
• Base-36: 1RTCG8BM

Squares and roots of 138911718946

• 138911718946 squared (138911718946²) is 19296465660532495350916
• 138911718946 cubed (138911718946³) is 2680505214487030238886495035654536
• The square root of 138911718946 is 372708.6247271453
• The cube root of 138911718946 is 5179.0045808925

Scales and comparisons

• 138,911,718,946 seconds is equal to 4,416 years, 50 weeks, 12 hours, 35 minutes, 46 seconds.
• To count from 1 to 138,911,718,946 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 138911718946 cubic inches would be around 431.6 feet tall.

Recreational maths with 138911718946

• 138911718946 backwards is 649817119831
• 138911718946 is a Harshad number.
• The number of decimal digits it has is: 12
• The sum of 138911718946's digits is 58
• More coming soon!