18160358868

Names of 18160358868

• Cardinal: 18160358868 can be written as Eighteen billion, one hundred sixty million, three hundred fifty-eight thousand, eight hundred sixty-eight.

Scientific notation

• Scientific notation: 1.8160358868 × 10¹⁰

Factors of 18160358868

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 190

Divisors of 18160358868

• Number of divisors d(n): 216
• Complete list of divisors:
  1 2 3 4 6 9 12 17 18 27 31 34 36 51 54 62 68 93 102 108 124 137 153 186 204 274 279 289 306 372 411 459 527 548 558 578 612 822 837 867 918 1054 1116 1156 1233 1581 1644 1674 1734 1836 2108 2329 2466 2601 3162 3348 3468 3699 4247 4658 4743 4932 5202 6324 6987 7398 7803 8494 8959 9316 9486 10404 12741 13974 14229 14796 15606 16988 17918 18769 18972 20961 25482 26877 27948 28458 31212 35836 37538 38223 39593 41922 50964 53754 56307 56916 62883 72199 75076 76446 79186 80631 83844 107508 112614 114669 118779 125766 144398 152892 158372 161262 168921 216597 225228 229338 237558 241893 251532 288796 319073 322524 337842 356337 433194 458676 475116 483786 506763 581839 638146 649791 675684 712674 866388 957219 967572 1013526 1069011 1163678 1227383 1276292 1299582 1425348 1745517 1914438 1949373 2027052 2138022 2327356 2454766 2599164 2871657 3491034 3682149 3828876 3898746 4276044 4909532 5236551 5424241 5743314 6982068 7364298 7797492 8614971 9891263 10473102 10848482 11046447 11486628 14728596 15709653 16272723 17229942 19782526 20946204 21696964 22092894 29673789 31419306 32545446 33139341 34459884 39565052 44185788 48818169 59347578 62838612 65090892 66278682 89021367 97636338 118695156 132557364 146454507 168151471 178042734 195272676 267064101 292909014 336302942 356085468 504454413 534128202 585818028 672605884 1008908826 1068256404 1513363239 2017817652 3026726478 4540089717 6053452956 9080179434 18160358868
• Sum of all divisors σ(n): 52007863040
• Sum of proper divisors (its aliquot sum) s(n): 33847504172
• 18160358868 is an abundant number, because the sum of its proper divisors (33847504172) is greater than itself. Its abundance is 15687145304

Bases of 18160358868

• Binary: 10000111010011100010001010111010100₂
• Hexadecimal: 0x43A7115D4
• Base-36: 8CC7IL0

Squares and roots of 18160358868

• 18160358868 squared (18160358868²) is 329798634214546241424
• 18160358868 cubed (18160358868³) is 5989261551512423050040407348032
• The square root of 18160358868 is 134760.3757341157
• The cube root of 18160358868 is 2628.5009730705

Scales and comparisons

• 18,160,358,868 seconds is equal to 577 years, 23 weeks, 8 hours, 7 minutes, 48 seconds.
• To count from 1 to 18,160,358,868 would take you about one thousand, one hundred fifty-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 18160358868 cubic inches would be around 219 feet tall.

Recreational maths with 18160358868

• 18160358868 backwards is 86885306181
• 18160358868 is a Harshad number.
• The number of decimal digits it has is: 11
• The sum of 18160358868's digits is 54
• More coming soon!