Base | Representation |
---|---|
bin | 10000110110111… |
… | …10011100100001 |
3 | 100212002220012200 |
4 | 20123132130201 |
5 | 242200422241 |
6 | 22011043413 |
7 | 3335024100 |
oct | 1033363441 |
9 | 325086180 |
10 | 141420321 |
11 | 729121a9 |
12 | 3b440569 |
13 | 233b6983 |
14 | 14ad4037 |
15 | c6374b6 |
hex | 86de721 |
141420321 has 36 divisors (see below), whose sum is σ = 242716032. Its totient is φ = 79080624.
The previous prime is 141420313. The next prime is 141420341. The reversal of 141420321 is 123024141.
141420321 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 141420321 - 23 = 141420313 is a prime.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 141420294 and 141420303.
It is not an unprimeable number, because it can be changed into a prime (141420311) by changing a digit.
It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 17316 + ... + 24138.
It is an arithmetic number, because the mean of its divisors is an integer number (6742112).
Almost surely, 2141420321 is an apocalyptic number.
It is an amenable number.
141420321 is a deficient number, since it is larger than the sum of its proper divisors (101295711).
141420321 is a wasteful number, since it uses less digits than its factorization.
141420321 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6890 (or 6880 counting only the distinct ones).
The product of its (nonzero) digits is 192, while the sum is 18.
The square root of 141420321 is about 11892.0276235804. The cubic root of 141420321 is about 520.9994596733. Note that the first 3 decimals are identical.
Adding to 141420321 its reverse (123024141), we get a palindrome (264444462).
The spelling of 141420321 in words is "one hundred forty-one million, four hundred twenty thousand, three hundred twenty-one".
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