398181869889147

Names of 398181869889147

• Cardinal: 398181869889147 can be written as Three hundred ninety-eight trillion, one hundred eighty-one billion, eight hundred sixty-nine million, eight hundred eighty-nine thousand, one hundred forty-seven.

Scientific notation

• Scientific notation: 3.98181869889147 × 10¹⁴

Factors of 398181869889147

• Number of distinct prime factors ω(n): 5
• Total number of prime factors Ω(n): 10
• Sum of prime factors: 773

Divisors of 398181869889147

• Number of divisors d(n): 180
• Complete list of divisors:
  1 3 9 27 31 61 81 93 157 183 279 471 521 549 837 1413 1563 1647 1891 2511 3721 4239 4689 4867 4941 5673 9577 11163 12717 14067 14601 16151 17019 28731 31781 33489 42201 43803 48453 51057 81797 86193 95343 100467 115351 131409 145359 153171 245391 258579 271441 286029 296887 301401 346053 394227 436077 584197 736173 775737 814323 858087 890661 985211 1038159 1308231 1752591 1938641 2208519 2442969 2535707 2574261 2671983 2955633 3114477 4989617 5257773 5815923 6625557 7328907 7607121 8015949 8414671 8866899 9343431 14968851 15773319 16557901 17447769 18110107 21986721 22821363 24047847 25244013 26600697 42616237 44906553 47319957 49673703 52343307 54330321 60097871 68464089 75732039 79802091 127848711 134719659 149021109 154678127 157029921 162990963 180293613 205392267 227196117 304366637 383546133 404158977 447063327 464034381 488972889 513294931 540880839 681588351 913099911 1010031961 1150638399 1321103347 1341189981 1392103143 1466918667 1539884793 1622642517 2599590457 2739299733 3030095883 3451915197 3963310041 4176309429 4619654379 4867927551 7798771371 8217899199 9090287649 9435365747 11889930123 12528928287 13858963137 23396314113 24653697597 27270862947 28306097241 31310990791 35669790369 41576889411 70188942339 80587304167 81812588841 84918291723 93932972373 107009371107 158575017877 210566827017 241761912501 254754875169 281798917119 475725053631 725285737503 764264625507 845396751357 1427175160893 2175857212509 2536190254071 4281525482679 4915825554187 6527571637527 12844576448037 14747476662561 44242429987683 132727289963049 398181869889147
• Sum of all divisors σ(n): 629417190477504
• Sum of proper divisors (its aliquot sum) s(n): 231235320588357
• 398181869889147 is a deficient number, because the sum of its proper divisors (231235320588357) is less than itself. Its deficiency is 166946549300790

Bases of 398181869889147

• Binary: 1011010100010010011110000111010010010011001111011₂
• Hexadecimal: 0x16A24F0E9267B
• Base-36: 3X5684KWOR

Squares and roots of 398181869889147

• 398181869889147 squared (398181869889147²) is 158548801508417590342068387609
• 398181869889147 cubed (398181869889147³) is 63131258253304926569686115103847141858379523
• The square root of 398181869889147 is 19954494.9795565359
• The cube root of 398181869889147 is 73568.8262632911

Scales and comparisons

• 398,181,869,889,147 seconds is equal to 12,660,951 years, 41 weeks, 6 days, 1 hour, 12 minutes, 27 seconds.
• To count from 1 to 398,181,869,889,147 would take you about thirty-one million, six hundred fifty-two thousand, three hundred seventy-nine 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 398181869889147 cubic inches would be around 6130.7 feet tall.

Recreational maths with 398181869889147

• 398181869889147 backwards is 741988968181893
• The number of decimal digits it has is: 15
• The sum of 398181869889147's digits is 90
• More coming soon!