Base | Representation |
---|---|
bin | 111110111011000… |
… | …0011110011010001 |
3 | 12110010211100010221 |
4 | 1331312003303101 |
5 | 13310444321340 |
6 | 545300553041 |
7 | 103214644435 |
oct | 17566036321 |
9 | 5403740127 |
10 | 2111323345 |
11 | 99387252a |
12 | 4ab0b2781 |
13 | 278553b71 |
14 | 1605969c5 |
15 | c555244a |
hex | 7dd83cd1 |
2111323345 has 8 divisors (see below), whose sum is σ = 2539016064. Its totient is φ = 1685439984.
The previous prime is 2111323327. The next prime is 2111323369. The reversal of 2111323345 is 5433231112.
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 not a de Polignac number, because 2111323345 - 211 = 2111321297 is a prime.
It is a Duffinian number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 449769 + ... + 454438.
It is an arithmetic number, because the mean of its divisors is an integer number (317377008).
Almost surely, 22111323345 is an apocalyptic number.
It is an amenable number.
2111323345 is a deficient number, since it is larger than the sum of its proper divisors (427692719).
2111323345 is an equidigital number, since it uses as much as digits as its factorization.
2111323345 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 904679.
The product of its digits is 2160, while the sum is 25.
The square root of 2111323345 is about 45949.1386752788. The cubic root of 2111323345 is about 1282.8766975305.
Adding to 2111323345 its reverse (5433231112), we get a palindrome (7544554457).
The spelling of 2111323345 in words is "two billion, one hundred eleven million, three hundred twenty-three thousand, three hundred forty-five".
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