21729049914

Names of 21729049914

• Cardinal: 21729049914 can be written as Twenty-one billion, seven hundred twenty-nine million, forty-nine thousand, nine hundred fourteen.

Scientific notation

• Scientific notation: 2.1729049914 × 10¹⁰

Factors of 21729049914

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 152

Divisors of 21729049914

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 6 11 13 19 22 26 31 33 38 39 57 62 66 73 78 93 114 143 146 186 209 219 247 286 341 361 403 418 429 438 494 589 627 682 722 741 803 806 858 949 961 1023 1083 1178 1209 1254 1387 1482 1606 1767 1898 1922 2046 2166 2263 2409 2418 2717 2774 2847 2883 3534 3971 4161 4433 4526 4693 4818 5434 5694 5766 6479 6789 7657 7942 8151 8322 8866 9386 10439 10571 11191 11913 12493 12958 13299 13578 14079 15257 15314 16302 18031 18259 19437 20878 21142 22382 22971 23826 24893 24986 26353 26598 28158 29419 30514 31317 31713 33573 36062 36518 37479 38874 42997 45771 45942 49786 51623 52706 54093 54777 58838 62634 63426 67146 70153 74679 74958 79059 84227 85994 88257 91542 103246 108186 109554 123101 128991 137423 140306 145483 149358 154869 158118 168454 176514 198341 200849 210459 237367 246202 252681 257982 274846 289883 290966 309738 323609 342589 346921 369303 396682 401698 412269 420918 436449 472967 474734 505362 558961 579766 595023 602547 647218 685178 693842 712101 738606 771683 816943 824538 869649 872898 911989 945934 970827 1027767 1040763 1117922 1190046 1205094 1332907 1418901 1424202 1543366 1600313 1633886 1676883 1739298 1823978 1941654 2055534 2081526 2315049 2450829 2611037 2665814 2735967 2837802 3200626 3353766 3768479 3816131 3998721 4509973 4630098 4800939 4901658 5222074 5471934 6148571 7536958 7632262 7833111 7997442 8986373 9019946 9601878 10031879 10620259 11305437 11448393 12297142 13529919 14661977 15666222 17327791 17972746 18445713 20063758 21240518 22610874 22896786 25325233 26959119 27059838 29323954 30095637 31860777 34655582 36891426 43985931 49609703 50650466 51983373 53918238 60191274 63721554 75975699 87971862 99219406 103966746 116822849 148829109 151951398 190605701 233645698 278577563 297658218 329228029 350468547 381211402 557155126 571817103 658456058 700937094 835732689 987684087 1143634206 1671465378 1975368174 3621508319 7243016638 10864524957 21729049914
• Sum of all divisors σ(n): 56441230272
• Sum of proper divisors (its aliquot sum) s(n): 34712180358
• 21729049914 is an abundant number, because the sum of its proper divisors (34712180358) is greater than itself. Its abundance is 12983130444

Bases of 21729049914

• Binary: 10100001111001001101111110100111010₂
• Hexadecimal: 0x50F26FD3A
• Base-36: 9ZCWY7U

Squares and roots of 21729049914

• 21729049914 squared (21729049914²) is 472151610165103407396
• 21729049914 cubed (21729049914³) is 10259405904253001720279160763944
• The square root of 21729049914 is 147407.7674819071
• The cube root of 21729049914 is 2790.4885564193

Scales and comparisons

• 21,729,049,914 seconds is equal to 690 years, 47 weeks, 4 days, 15 hours, 11 minutes, 54 seconds.
• To count from 1 to 21,729,049,914 would take you about one thousand, three hundred eighty-one 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 21729049914 cubic inches would be around 232.5 feet tall.

Recreational maths with 21729049914

• 21729049914 backwards is 41994092712
• The number of decimal digits it has is: 11
• The sum of 21729049914's digits is 48
• More coming soon!