Base | Representation |
---|---|
bin | 10000110110010… |
… | …00101111011101 |
3 | 100211221101021002 |
4 | 20123020233131 |
5 | 242140101141 |
6 | 22005120045 |
7 | 3334203650 |
oct | 1033105735 |
9 | 324841232 |
10 | 141331421 |
11 | 72861430 |
12 | 3b3b9025 |
13 | 2338537a |
14 | 14aad897 |
15 | c61ae9b |
hex | 86c8bdd |
141331421 has 32 divisors (see below), whose sum is σ = 188593920. Its totient is φ = 102528000.
The previous prime is 141331409. The next prime is 141331429. The reversal of 141331421 is 124133141.
It is a cyclic number.
It is not a de Polignac number, because 141331421 - 26 = 141331357 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 141331393 and 141331402.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (141331429) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 131675 + ... + 132743.
It is an arithmetic number, because the mean of its divisors is an integer number (5893560).
Almost surely, 2141331421 is an apocalyptic number.
141331421 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
141331421 is a deficient number, since it is larger than the sum of its proper divisors (47262499).
141331421 is a wasteful number, since it uses less digits than its factorization.
141331421 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1205.
The product of its digits is 288, while the sum is 20.
The square root of 141331421 is about 11888.2892377331. The cubic root of 141331421 is about 520.8902661234.
Adding to 141331421 its reverse (124133141), we get a palindrome (265464562).
The spelling of 141331421 in words is "one hundred forty-one million, three hundred thirty-one thousand, four hundred twenty-one".
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