813474816

Names of 813474816

• Cardinal: 813474816 can be written as Eight hundred thirteen million, four hundred seventy-four thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 8.13474816 × 10⁸

Factors of 813474816

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 15
• Sum of prime factors: 223

Divisors of 813474816

• Number of divisors d(n): 352
• Complete list of divisors:
  1 2 3 4 6 7 8 11 12 14 16 19 21 22 24 28 32 33 38 42 44 48 56 57 64 66 76 77 84 88 96 112 114 128 132 133 152 154 168 176 181 192 209 224 228 231 256 264 266 304 308 336 352 362 384 399 418 448 456 462 512 528 532 543 608 616 627 672 704 724 768 798 836 896 912 924 1024 1056 1064 1086 1216 1232 1254 1267 1344 1408 1448 1463 1536 1596 1672 1792 1824 1848 1991 2112 2128 2172 2432 2464 2508 2534 2688 2816 2896 2926 3072 3192 3344 3439 3584 3648 3696 3801 3982 4224 4256 4344 4389 4864 4928 5016 5068 5376 5632 5792 5852 5973 6384 6688 6878 7168 7296 7392 7602 7964 8448 8512 8688 8778 9728 9856 10032 10136 10317 10752 11264 11584 11704 11946 12768 13376 13756 13937 14592 14784 15204 15928 16896 17024 17376 17556 19456 19712 20064 20272 20634 21504 23168 23408 23892 24073 25536 26752 27512 27874 29184 29568 30408 31856 33792 34048 34752 35112 37829 39424 40128 40544 41268 41811 46336 46816 47784 48146 51072 53504 55024 55748 58368 59136 60816 63712 68096 69504 70224 72219 75658 78848 80256 81088 82536 83622 92672 93632 95568 96292 102144 107008 110048 111496 113487 118272 121632 127424 136192 139008 140448 144438 151316 160512 162176 165072 167244 185344 187264 191136 192584 204288 214016 220096 222992 226974 236544 243264 254848 264803 278016 280896 288876 302632 321024 324352 330144 334488 374528 382272 385168 408576 440192 445984 453948 486528 509696 529606 556032 561792 577752 605264 642048 648704 660288 668976 749056 764544 770336 794409 880384 891968 907896 973056 1019392 1059212 1123584 1155504 1210528 1297408 1320576 1337952 1498112 1529088 1540672 1588818 1760768 1783936 1815792 1946112 2038784 2118424 2247168 2311008 2421056 2641152 2675904 3058176 3081344 3177636 3521536 3567872 3631584 3892224 4236848 4494336 4622016 4842112 5282304 5351808 6116352 6162688 6355272 7135744 7263168 8473696 9244032 9684224 10564608 10703616 12325376 12710544 14271488 14526336 16947392 18488064 19368448 21407232 24650752 25421088 29052672 33894784 36976128 38736896 42814464 50842176 58105344 67789568 73952256 101684352 116210688 135579136 203368704 271158272 406737408 813474816
• Sum of all divisors σ(n): 2861214720
• Sum of proper divisors (its aliquot sum) s(n): 2047739904
• 813474816 is an abundant number, because the sum of its proper divisors (2047739904) is greater than itself. Its abundance is 1234265088

Bases of 813474816

• Binary: 110000011111001010010000000000₂
• Hexadecimal: 0x307CA400
• Base-36: DGBL6O

Squares and roots of 813474816

• 813474816 squared (813474816²) is 661741276266233856
• 813474816 cubed (813474816³) is 538309862950279753022570496
• The square root of 813474816 is 28521.4799055027
• The cube root of 813474816 is 933.5008207361

Scales and comparisons

• 813,474,816 seconds is equal to 25 years, 45 weeks, 5 hours, 13 minutes, 36 seconds.
• To count from 1 to 813,474,816 would take you about thirty-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 813474816 cubic inches would be around 77.8 feet tall.

Recreational maths with 813474816

• 813474816 backwards is 618474318
• 813474816 is a Harshad number.
• The number of decimal digits it has is: 9
• The sum of 813474816's digits is 42
• More coming soon!