18740451216

Names of 18740451216

• Cardinal: 18740451216 can be written as Eighteen billion, seven hundred forty million, four hundred fifty-one thousand, two hundred sixteen.

Scientific notation

• Scientific notation: 1.8740451216 × 10¹⁰

Factors of 18740451216

• Number of distinct prime factors ω(n): 6
• Total number of prime factors Ω(n): 9
• Sum of prime factors: 1043

Divisors of 18740451216

• Number of divisors d(n): 160
• Complete list of divisors:
  1 2 3 4 6 8 12 16 24 41 48 82 97 123 127 164 194 246 254 291 328 381 388 492 508 582 656 762 773 776 984 1016 1164 1524 1546 1552 1968 2032 2319 2328 3048 3092 3977 4638 4656 5207 6096 6184 7954 9276 10414 11931 12319 12368 15621 15908 18552 20828 23862 24638 31242 31693 31816 36957 37104 41656 47724 49276 62484 63386 63632 73914 74981 83312 95079 95448 98171 98552 124968 126772 147828 149962 190158 190896 196342 197104 224943 249936 253544 294513 295656 299924 380316 392684 449886 505079 507088 589026 591312 599848 760632 785368 899772 1010158 1178052 1199696 1515237 1521264 1570736 1799544 2020316 2356104 3030474 3074221 3599088 4025011 4040632 4712208 6060948 6148442 8050022 8081264 9222663 9522587 12075033 12121896 12296884 16100044 18445326 19045174 24150066 24243792 24593768 28567761 32200088 36890652 38090348 48300132 49187536 57135522 64400176 73781304 76180696 96600264 114271044 147562608 152361392 193200528 228542088 390426067 457084176 780852134 1171278201 1561704268 2342556402 3123408536 4685112804 6246817072 9370225608 18740451216
• Sum of all divisors σ(n): 50564763648
• Sum of proper divisors (its aliquot sum) s(n): 31824312432
• 18740451216 is an abundant number, because the sum of its proper divisors (31824312432) is greater than itself. Its abundance is 13083861216

Bases of 18740451216

• Binary: 10001011101000001001001011110010000₂
• Hexadecimal: 0x45D049790
• Base-36: 8LXKWPC

Squares and roots of 18740451216

• 18740451216 squared (18740451216²) is 351204511779275878656
• 18740451216 cubed (18740451216³) is 6581731019838616963758303645696
• The square root of 18740451216 is 136895.7677066753
• The cube root of 18740451216 is 2656.1953642827

Scales and comparisons

• 18,740,451,216 seconds is equal to 595 years, 46 weeks, 1 day, 8 hours, 53 minutes, 36 seconds.
• To count from 1 to 18,740,451,216 would take you about one thousand, one hundred ninety-one 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 18740451216 cubic inches would be around 221.3 feet tall.

Recreational maths with 18740451216

• 18740451216 backwards is 61215404781
• The number of decimal digits it has is: 11
• The sum of 18740451216's digits is 39
• More coming soon!