18280236816

Names of 18280236816

• Cardinal: 18280236816 can be written as Eighteen billion, two hundred eighty million, two hundred thirty-six thousand, eight hundred sixteen.

Scientific notation

• Scientific notation: 1.8280236816 × 10¹⁰

Factors of 18280236816

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 12
• Sum of prime factors: 1442

Divisors of 18280236816

• Number of divisors d(n): 240
• Complete list of divisors:
  1 2 3 4 6 8 9 12 16 17 18 24 27 34 36 48 51 54 68 72 81 102 108 136 144 153 162 204 216 233 243 272 306 324 408 432 459 466 486 612 648 699 816 918 932 972 1187 1224 1296 1377 1398 1836 1864 1944 2097 2374 2448 2754 2796 3561 3672 3728 3888 3961 4131 4194 4748 5508 5592 6291 7122 7344 7922 8262 8388 9496 10683 11016 11184 11883 12582 14244 15844 16524 16776 18873 18992 20179 21366 22032 23766 25164 28488 31688 32049 33048 33552 35649 37746 40358 42732 47532 50328 56619 56976 60537 63376 64098 66096 71298 75492 80716 85464 95064 96147 100656 106947 113238 121074 128196 142596 150984 161432 170928 181611 190128 192294 213894 226476 242148 256392 276571 285192 288441 301968 320841 322864 363222 384588 427788 452952 484296 512784 544833 553142 570384 576882 641682 726444 769176 829713 855576 905904 962523 968592 1089666 1106284 1153764 1283364 1452888 1538352 1634499 1659426 1711152 1925046 2179332 2212568 2307528 2489139 2566728 2905776 3268998 3318852 3850092 4358664 4425136 4615056 4701707 4903497 4978278 5133456 6537996 6637704 7467417 7700184 8717328 9403414 9806994 9956556 13075992 13275408 14105121 14934834 15400368 18806828 19613988 19913112 22402251 26151984 28210242 29869668 37613656 39227976 39826224 42315363 44804502 56420484 59739336 67206753 75227312 78455952 84630726 89609004 112840968 119478672 126946089 134413506 169261452 179218008 225681936 253892178 268827012 338522904 358436016 380838267 507784356 537654024 677045808 761676534 1015568712 1075308048 1142514801 1523353068 2031137424 2285029602 3046706136 4570059204 6093412272 9140118408 18280236816
• Sum of all divisors σ(n): 56463511104
• Sum of proper divisors (its aliquot sum) s(n): 38183274288
• 18280236816 is an abundant number, because the sum of its proper divisors (38183274288) is greater than itself. Its abundance is 19903037472

Bases of 18280236816

• Binary: 10001000001100101100100011100010000₂
• Hexadecimal: 0x441964710
• Base-36: 8EBKX00

Squares and roots of 18280236816

• 18280236816 squared (18280236816²) is 334167058049041817856
• 18280236816 cubed (18280236816³) is 6108652957242503372294817386496
• The square root of 18280236816 is 135204.4260222277
• The cube root of 18280236816 is 2634.2719402091

Scales and comparisons

• 18,280,236,816 seconds is equal to 581 years, 13 weeks, 1 day, 19 hours, 33 minutes, 36 seconds.
• To count from 1 to 18,280,236,816 would take you about one thousand, one hundred sixty-two 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 18280236816 cubic inches would be around 219.5 feet tall.

Recreational maths with 18280236816

• 18280236816 backwards is 61863208281
• The number of decimal digits it has is: 11
• The sum of 18280236816's digits is 45
• More coming soon!