16121338464

Names of 16121338464

• Cardinal: 16121338464 can be written as Sixteen billion, one hundred twenty-one million, three hundred thirty-eight thousand, four hundred sixty-four.

Scientific notation

• Scientific notation: 1.6121338464 × 10¹⁰

Factors of 16121338464

• Number of distinct prime factors ω(n): 7
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 890

Divisors of 16121338464

• Number of divisors d(n): 384
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 21 22 24 28 32 33 42 43 44 48 56 66 67 77 84 86 88 96 112 129 132 134 154 168 172 176 201 224 231 258 264 268 301 308 336 344 352 402 462 469 473 516 528 536 602 616 672 688 737 757 804 903 924 938 946 1032 1056 1072 1204 1232 1376 1407 1419 1474 1514 1608 1806 1848 1876 1892 2064 2144 2211 2271 2408 2464 2814 2838 2881 2948 3028 3216 3311 3612 3696 3752 3784 4128 4422 4542 4816 5159 5299 5628 5676 5762 5896 6056 6432 6622 7224 7392 7504 7568 8327 8643 8844 9084 9632 9933 10318 10598 11256 11352 11524 11792 12112 13244 14448 15008 15136 15477 15897 16654 17286 17688 18168 19866 20167 20636 21196 22512 22704 23048 23584 24224 24981 26488 28896 30954 31691 31794 32551 33308 34572 35376 36336 39732 40334 41272 42392 45024 45408 46096 49962 50719 52976 58289 60501 61908 63382 63588 65102 66616 69144 70752 72672 79464 80668 82544 84784 92192 95073 97653 99924 101438 105952 116578 121002 123816 126764 127176 130204 133232 138288 152157 158928 161336 165088 169568 174867 190146 195306 199848 202876 221837 227857 233156 242004 247632 253528 254352 260408 266464 276576 304314 317856 322672 349734 355033 358061 380292 390612 399696 405752 443674 455714 466312 484008 495264 507056 508704 520816 557909 608628 645344 665511 683571 699468 710066 716122 760584 781224 799392 811504 887348 911428 932624 968016 1014112 1041632 1065099 1074183 1115818 1217256 1331022 1367142 1398936 1420132 1432244 1521168 1562448 1623008 1673727 1774696 1822856 1865248 1936032 2130198 2148366 2180917 2231636 2434512 2506427 2662044 2734284 2797872 2840264 2864488 3042336 3124896 3347454 3549392 3645712 3905363 4260396 4296732 4361834 4463272 4869024 5012854 5324088 5468568 5595744 5680528 5728976 6542751 6694908 7098784 7291424 7519281 7810726 8520792 8593464 8723668 8926544 10025708 10648176 10937136 11361056 11457952 11716089 13085502 13389816 15038562 15266419 15621452 17041584 17186928 17447336 17853088 20051416 21296352 21874272 23432178 23990087 26171004 26779632 30077124 30532838 31242904 34083168 34373856 34894672 40102832 45799257 46864356 47980174 52342008 53559264 60154248 61065676 62485808 69789344 71970261 80205664 91598514 93728712 95960348 104684016 120308496 122131352 124971616 143940522 167930609 183197028 187457424 191920696 209368032 240616992 244262704 287881044 335861218 366394056 374914848 383841392 488525408 503791827 575762088 671722436 732788112 767682784 1007583654 1151524176 1343444872 1465576224 2015167308 2303048352 2686889744 4030334616 5373779488 8060669232 16121338464
• Sum of all divisors σ(n): 54865907712
• Sum of proper divisors (its aliquot sum) s(n): 38744569248
• 16121338464 is an abundant number, because the sum of its proper divisors (38744569248) is greater than itself. Its abundance is 22623230784

Bases of 16121338464

• Binary: 1111000000111010000001101001100000₂
• Hexadecimal: 0x3C0E81A60
• Base-36: 7EM88DC

Squares and roots of 16121338464

• 16121338464 squared (16121338464²) is 259897553870845879296
• 16121338464 cubed (16121338464³) is 4189896431917579762110506041344
• The square root of 16121338464 is 126969.8328895491
• The cube root of 16121338464 is 2526.1959351991

Scales and comparisons

• 16,121,338,464 seconds is equal to 512 years, 31 weeks, 4 days, 13 hours, 34 minutes, 24 seconds.
• To count from 1 to 16,121,338,464 would take you about one thousand and twenty-five 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 16121338464 cubic inches would be around 210.5 feet tall.

Recreational maths with 16121338464

• 16121338464 backwards is 46483312161
• The number of decimal digits it has is: 11
• The sum of 16121338464's digits is 39
• More coming soon!