1321113472

Names of 1321113472

• Cardinal: 1321113472 can be written as One billion, three hundred twenty-one million, one hundred thirteen thousand, four hundred seventy-two.

Scientific notation

• Scientific notation: 1.321113472 × 10⁹

Factors of 1321113472

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 1192

Divisors of 1321113472

• Number of divisors d(n): 128
• Complete list of divisors:
  1 2 4 7 8 14 16 19 28 32 38 56 64 71 76 112 128 133 142 152 224 266 284 304 448 497 532 568 608 896 994 1064 1093 1136 1216 1349 1988 2128 2186 2272 2432 2698 3976 4256 4372 4544 5396 7651 7952 8512 8744 9088 9443 10792 15302 15904 17024 17488 18886 20767 21584 30604 31808 34976 37772 41534 43168 61208 63616 69952 75544 77603 83068 86336 122416 139904 145369 151088 155206 166136 172672 244832 290738 302176 310412 332272 489664 543221 581476 604352 620824 664544 979328 1086442 1162952 1208704 1241648 1329088 1474457 2172884 2325904 2483296 2658176 2948914 4345768 4651808 4966592 5897828 8691536 9303616 9933184 10321199 11795656 17383072 18607232 20642398 23591312 34766144 41284796 47182624 69532288 82569592 94365248 165139184 188730496 330278368 660556736 1321113472
• Sum of all divisors σ(n): 3213734400
• Sum of proper divisors (its aliquot sum) s(n): 1892620928
• 1321113472 is an abundant number, because the sum of its proper divisors (1892620928) is greater than itself. Its abundance is 571507456

Bases of 1321113472

• Binary: 1001110101111101001011110000000₂
• Hexadecimal: 0x4EBE9780
• Base-36: LUK1OG

Squares and roots of 1321113472

• 1321113472 squared (1321113472²) is 1745340805899894784
• 1321113472 cubed (1321113472³) is 2305793251905688082524930048
• The square root of 1321113472 is 36347.1246730743
• The cube root of 1321113472 is 1097.2696671587

Scales and comparisons

• 1,321,113,472 seconds is equal to 42 years, 2 days, 15 hours, 57 minutes, 52 seconds.
• To count from 1 to 1,321,113,472 would take you about eighty-four 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 1321113472 cubic inches would be around 91.4 feet tall.

Recreational maths with 1321113472

• 1321113472 backwards is 2743111231
• The number of decimal digits it has is: 10
• The sum of 1321113472's digits is 25
• More coming soon!