13661507328

Names of 13661507328

• Cardinal: 13661507328 can be written as Thirteen billion, six hundred sixty-one million, five hundred seven thousand, three hundred twenty-eight.

Scientific notation

• Scientific notation: 1.3661507328 × 10¹⁰

Factors of 13661507328

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 13
• Sum of prime factors: 5058

Divisors of 13661507328

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 7 8 12 14 16 21 24 28 32 42 48 49 56 64 73 84 96 98 112 128 146 147 168 192 196 219 224 256 292 294 336 384 392 438 448 511 584 588 672 768 784 876 896 1022 1168 1176 1344 1533 1568 1752 1792 2044 2336 2352 2688 3066 3136 3504 3577 4088 4672 4704 4973 5376 6132 6272 7008 7154 8176 9344 9408 9946 10731 12264 12544 14016 14308 14919 16352 18688 18816 19892 21462 24528 28032 28616 29838 32704 34811 37632 39784 42924 49056 56064 57232 59676 65408 69622 79568 85848 98112 104433 114464 119352 130816 139244 159136 171696 196224 208866 228928 238704 243677 278488 318272 343392 363029 392448 417732 457856 477408 487354 556976 636544 686784 726058 731031 835464 915712 954816 974708 1089087 1113952 1273088 1373568 1452116 1462062 1670928 1909632 1949416 2178174 2227904 2541203 2747136 2904232 2924124 3341856 3819264 3898832 4356348 4455808 5082406 5808464 5848248 6683712 7623609 7797664 8712696 8911616 10164812 11616928 11696496 13367424 15247218 15595328 17425392 17788421 20329624 23233856 23392992 26734848 30494436 31190656 34850784 35576842 40659248 46467712 46785984 53365263 60988872 62381312 69701568 71153684 81318496 92935424 93571968 106730526 121977744 139403136 142307368 162636992 187143936 213461052 243955488 278806272 284614736 325273984 426922104 487910976 569229472 650547968 853844208 975821952 1138458944 1707688416 1951643904 2276917888 3415376832 4553835776 6830753664 13661507328
• Sum of all divisors σ(n): 42883798608
• Sum of proper divisors (its aliquot sum) s(n): 29222291280
• 13661507328 is an abundant number, because the sum of its proper divisors (29222291280) is greater than itself. Its abundance is 15560783952

Bases of 13661507328

• Binary: 1100101110010010100000111100000000₂
• Hexadecimal: 0x32E4A0F00
• Base-36: 69XPIIO

Squares and roots of 13661507328

• 13661507328 squared (13661507328²) is 186636782472997699584
• 13661507328 cubed (13661507328³) is 2549739771429200034993958551552
• The square root of 13661507328 is 116882.4508983277
• The cube root of 13661507328 is 2390.5594022111

Scales and comparisons

• 13,661,507,328 seconds is equal to 434 years, 20 weeks, 3 days, 7 hours, 8 minutes, 48 seconds.
• To count from 1 to 13,661,507,328 would take you about eight hundred sixty-eight 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 13661507328 cubic inches would be around 199.2 feet tall.

Recreational maths with 13661507328

• 13661507328 backwards is 82370516631
• 13661507328 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 13661507328's digits is 42
• More coming soon!