Base | Representation |
---|---|
bin | 10011001000101… |
… | …000011111111101 |
3 | 211101002000120020 |
4 | 103020220133331 |
5 | 1124140431031 |
6 | 51504442353 |
7 | 10645465635 |
oct | 2310503775 |
9 | 741060506 |
10 | 321030141 |
11 | 155238773 |
12 | 8b6193b9 |
13 | 51682083 |
14 | 308c96c5 |
15 | 1d2b5096 |
hex | 132287fd |
321030141 has 8 divisors (see below), whose sum is σ = 441848064. Its totient is φ = 207116160.
The previous prime is 321030119. The next prime is 321030181. The reversal of 321030141 is 141030123.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 321030141 - 25 = 321030109 is a prime.
It is an alternating number because its digits alternate between odd and even.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 321030141.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (321030181) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1725876 + ... + 1726061.
It is an arithmetic number, because the mean of its divisors is an integer number (55231008).
Almost surely, 2321030141 is an apocalyptic number.
321030141 is a gapful number since it is divisible by the number (31) formed by its first and last digit.
It is an amenable number.
321030141 is a deficient number, since it is larger than the sum of its proper divisors (120817923).
321030141 is a wasteful number, since it uses less digits than its factorization.
321030141 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3451971.
The product of its (nonzero) digits is 72, while the sum is 15.
The square root of 321030141 is about 17917.3140007089. The cubic root of 321030141 is about 684.7235576232.
Adding to 321030141 its reverse (141030123), we get a palindrome (462060264).
The spelling of 321030141 in words is "three hundred twenty-one million, thirty thousand, one hundred forty-one".
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