Base | Representation |
---|---|
bin | 10010100000000… |
… | …100000001000101 |
3 | 210122001200211020 |
4 | 102200010001011 |
5 | 1113430114244 |
6 | 50444501353 |
7 | 10456212354 |
oct | 2240040105 |
9 | 718050736 |
10 | 310394949 |
11 | 14a234357 |
12 | 87b4a859 |
13 | 4c3ca367 |
14 | 2d31b99b |
15 | 1c3b3d19 |
hex | 12804045 |
310394949 has 4 divisors (see below), whose sum is σ = 413859936. Its totient is φ = 206929964.
The previous prime is 310394947. The next prime is 310394989. The reversal of 310394949 is 949493013.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 310394949 - 21 = 310394947 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 310394949.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (310394947) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51732489 + ... + 51732494.
It is an arithmetic number, because the mean of its divisors is an integer number (103464984).
Almost surely, 2310394949 is an apocalyptic number.
It is an amenable number.
310394949 is a deficient number, since it is larger than the sum of its proper divisors (103464987).
310394949 is a wasteful number, since it uses less digits than its factorization.
310394949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 103464986.
The product of its (nonzero) digits is 104976, while the sum is 42.
The square root of 310394949 is about 17618.0290895435. The cubic root of 310394949 is about 677.0772399176.
The spelling of 310394949 in words is "three hundred ten million, three hundred ninety-four thousand, nine hundred forty-nine".
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