Base | Representation |
---|---|
bin | 1101011101110100100… |
… | …0101111010100100001 |
3 | 211010010201021102210001 |
4 | 3113131020233110201 |
5 | 12242242342304101 |
6 | 254135550140001 |
7 | 22466621536462 |
oct | 3273510572441 |
9 | 733121242701 |
10 | 231343322401 |
11 | 8a126302234 |
12 | 38a044b1601 |
13 | 18a7aaaa0a9 |
14 | b2a8ac6d69 |
15 | 603ee99901 |
hex | 35dd22f521 |
231343322401 has 8 divisors (see below), whose sum is σ = 232186050944. Its totient is φ = 230502101760.
The previous prime is 231343322387. The next prime is 231343322489. The reversal of 231343322401 is 104223343132.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-231343322401 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 231343322401.
It is not an unprimeable number, because it can be changed into a prime (231343323401) 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, 69120 + ... + 683713.
It is an arithmetic number, because the mean of its divisors is an integer number (29023256368).
Almost surely, 2231343322401 is an apocalyptic number.
It is an amenable number.
231343322401 is a deficient number, since it is larger than the sum of its proper divisors (842728543).
231343322401 is an equidigital number, since it uses as much as digits as its factorization.
231343322401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 753951.
The product of its (nonzero) digits is 10368, while the sum is 28.
Adding to 231343322401 its reverse (104223343132), we get a palindrome (335566665533).
The spelling of 231343322401 in words is "two hundred thirty-one billion, three hundred forty-three million, three hundred twenty-two thousand, four hundred one".
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