16145974728

Names of 16145974728

• Cardinal: 16145974728 can be written as Sixteen billion, one hundred forty-five million, nine hundred seventy-four thousand, seven hundred twenty-eight.

Scientific notation

• Scientific notation: 1.6145974728 × 10¹⁰

Factors of 16145974728

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 174

Divisors of 16145974728

• Number of divisors d(n): 288
• Complete list of divisors:
  1 2 3 4 6 8 9 12 13 18 24 26 27 36 39 52 54 72 73 78 83 104 108 117 146 156 166 169 216 219 234 249 292 312 332 338 351 438 468 498 507 584 657 664 676 702 747 876 936 949 996 1014 1079 1314 1352 1404 1494 1521 1752 1898 1971 1992 2028 2158 2241 2628 2808 2847 2988 3042 3237 3796 3942 4056 4316 4482 4563 5256 5329 5694 5976 6059 6084 6474 7592 7884 8541 8632 8964 9126 9711 10658 11388 12118 12168 12337 12948 14027 15768 15987 17082 17928 18177 18252 19422 21316 22776 24236 24674 25623 25896 28054 29133 31974 34164 36354 36504 37011 38844 42081 42632 47961 48472 49348 51246 54531 56108 58266 63948 68328 69277 72708 74022 77688 78767 84162 95922 98696 102492 109062 111033 112216 116532 126243 127896 138554 143883 145416 148044 157534 163593 168324 191844 204984 207831 218124 222066 233064 236301 252486 277108 287766 296088 315068 327186 333099 336648 378729 383688 415662 436248 442307 444132 472602 504972 554216 575532 623493 630136 654372 666198 708903 757458 831324 884614 888264 900601 945204 1009944 1023971 1151064 1246986 1308744 1326921 1332396 1417806 1514916 1662648 1769228 1801202 1870479 1890408 2047942 2126709 2493972 2653842 2664792 2701803 2835612 3029832 3071913 3538456 3602404 3740958 3980763 4095884 4253418 4987944 5307684 5403606 5671224 5749991 6143826 7204808 7481916 7961526 8105409 8191768 8506836 9215739 10615368 10807212 11499982 11942289 12287652 14963832 15923052 16210818 17013672 17249973 18431478 21614424 22999964 23884578 24316227 24575304 27647217 31846104 32421636 34499946 36862956 45999928 47769156 48632454 51749919 55294434 64843272 68999892 73725912 74749883 95538312 97264908 103499838 110588868 137999784 149499766 155249757 194529816 206999676 221177736 224249649 298999532 310499514 413999352 448499298 597999064 620999028 672748947 896998596 1241998056 1345497894 1793997192 2018246841 2690995788 4036493682 5381991576 8072987364 16145974728
• Sum of all divisors σ(n): 49832949600
• Sum of proper divisors (its aliquot sum) s(n): 33686974872
• 16145974728 is an abundant number, because the sum of its proper divisors (33686974872) is greater than itself. Its abundance is 17541000144

Bases of 16145974728

• Binary: 1111000010011000000000010111001000₂
• Hexadecimal: 0x3C26005C8
• Base-36: 7F0W9U0

Squares and roots of 16145974728

• 16145974728 squared (16145974728²) is 260692499917214673984
• 16145974728 cubed (16145974728³) is 4209134515442490218296423076352
• The square root of 16145974728 is 127066.8120635755
• The cube root of 16145974728 is 2527.4821053775

Scales and comparisons

• 16,145,974,728 seconds is equal to 513 years, 20 weeks, 2 days, 16 hours, 58 minutes, 48 seconds.
• To count from 1 to 16,145,974,728 would take you about one thousand and twenty-six 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 16145974728 cubic inches would be around 210.6 feet tall.

Recreational maths with 16145974728

• 16145974728 backwards is 82747954161
• 16145974728 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 16145974728's digits is 54
• More coming soon!