Base | Representation |
---|---|
bin | 111000100010000010… |
… | …0011111011100010101 |
3 | 102121100122121111022010 |
4 | 1301010010133130111 |
5 | 3442112141043331 |
6 | 131434303054433 |
7 | 11525301300015 |
oct | 1610404373425 |
9 | 377318544263 |
10 | 121401112341 |
11 | 47538843603 |
12 | 1b640ba1419 |
13 | b5a9565222 |
14 | 5c39467c45 |
15 | 3257eb9e46 |
hex | 1c4411f715 |
121401112341 has 8 divisors (see below), whose sum is σ = 161872566784. Its totient is φ = 80931866400.
The previous prime is 121401112319. The next prime is 121401112373. The reversal of 121401112341 is 143211104121.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 121401112341 - 214 = 121401095957 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (121401112741) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 419296 + ... + 647001.
It is an arithmetic number, because the mean of its divisors is an integer number (20234070848).
Almost surely, 2121401112341 is an apocalyptic number.
It is an amenable number.
121401112341 is a deficient number, since it is larger than the sum of its proper divisors (40471454443).
121401112341 is a wasteful number, since it uses less digits than its factorization.
121401112341 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1104251.
The product of its (nonzero) digits is 192, while the sum is 21.
Adding to 121401112341 its reverse (143211104121), we get a palindrome (264612216462).
The spelling of 121401112341 in words is "one hundred twenty-one billion, four hundred one million, one hundred twelve thousand, three hundred forty-one".
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