18027980758081971

Names of 18027980758081971

• Cardinal: 18027980758081971 can be written as Eighteen quadrillion, twenty-seven trillion, nine hundred eighty billion, seven hundred fifty-eight million, eighty-one thousand, nine hundred seventy-one.

Scientific notation

• Scientific notation: 1.8027980758081971 × 10¹⁶

Factors of 18027980758081971

• Number of distinct prime factors ω(n): 4
• Total number of prime factors Ω(n): 11
• Sum of prime factors: 572

Divisors of 18027980758081971

• Number of divisors d(n): 192
• Complete list of divisors:
  1 3 9 17 27 31 51 93 153 279 289 459 521 527 837 867 961 1563 1581 2601 2883 4689 4743 4913 7803 8649 8857 8959 14067 14229 14739 16151 16337 25947 26571 26877 44217 48453 49011 79713 80631 132651 145359 147033 150569 152303 239139 241893 271441 274567 277729 436077 441099 451707 456909 500681 814323 823701 833187 1355121 1370727 1502043 2442969 2471103 2499561 2559673 4065363 4112181 4506129 4614497 4667639 4721393 7328907 7413309 7498683 7679019 8414671 8511577 13518387 13843491 14002917 14164179 23037057 25244013 25534731 41530473 42008751 42492537 69111171 75732039 76604193 78446449 79349863 124591419 126026253 127477611 141420761 143049407 144696809 227196117 229812579 235339347 238049589 260854801 424262283 429148221 434090427 706018041 714148767 782564403 1272786849 1287444663 1302271281 1333589633 2118054123 2142446301 2347693209 2404152937 2431839919 2459845753 3818360547 3862333989 3906813843 4000768899 4384043591 4434531617 7043079627 7212458811 7295519757 7379537259 12002306697 13152130773 13303594851 21637376433 21886559271 22138611777 36006920091 39456392319 39910784553 40870599929 41341278623 64912129299 65659677813 66415835331 74528741047 75387037489 118369176957 119732353659 122611799787 124023835869 135905351321 223586223141 226161112467 367835399361 372071507607 407716053963 670758669423 678483337401 694800198793 1103506198083 1116214522821 1223148161889 1266988597799 1281579637313 2012276008269 2035450012203 2084400596379 2310390972457 3669444485667 3800965793397 3844738911939 6253201789137 6931172917371 11402897380191 11534216735817 18759605367411 20793518752113 21538806162583 34208692140573 34602650207451 39276646531769 62380556256339 64616418487749 117829939595307 193849255463247 353489818785921 581547766389741 667702991040073 1060469456357763 2003108973120219 6009326919360657 18027980758081971
• Sum of all divisors σ(n): 29378342685801600
• Sum of proper divisors (its aliquot sum) s(n): 11350361927719629
• 18027980758081971 is a deficient number, because the sum of its proper divisors (11350361927719629) is less than itself. Its deficiency is 6677618830362342

Bases of 18027980758081971

• Binary: 1000000000011000101101001011101000110100110000110110011₂
• Hexadecimal: 0x400C5A5D1A61B3
• Base-36: 4XIDW0YOXIR

Squares and roots of 18027980758081971

• 18027980758081971 squared (18027980758081971²) is 325008090213773797785434755244841
• 18027980758081971 cubed (18027980758081971³) is 5859239596594883371203314032196702999091652861611
• The square root of 18027980758081971 is 134268316.2852724947
• The cube root of 18027980758081971 is 262209.8660259313

Scales and comparisons

• 18,027,980,758,081,971 seconds is equal to 573,234,023 years, 46 weeks, 6 days, 32 minutes, 51 seconds.
• To count from 1 to 18,027,980,758,081,971 would take you about one billion, seven hundred nineteen million, seven hundred two thousand and seventy-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 18027980758081971 cubic inches would be around 21850.8 feet tall.

Recreational maths with 18027980758081971

• 18027980758081971 backwards is 17918085708972081
• The number of decimal digits it has is: 17
• The sum of 18027980758081971's digits is 81
• More coming soon!