Base | Representation |
---|---|
bin | 10010100011010… |
… | …011101000011110 |
3 | 210200122220100021 |
4 | 102203103220132 |
5 | 1114134322332 |
6 | 50515022354 |
7 | 10466353552 |
oct | 2243235036 |
9 | 720586307 |
10 | 311245342 |
11 | 14a765261 |
12 | 8829a9ba |
13 | 4c637455 |
14 | 2d49d862 |
15 | 1c4d0c97 |
hex | 128d3a1e |
311245342 has 8 divisors (see below), whose sum is σ = 482967000. Its totient is φ = 150256344.
The previous prime is 311245331. The next prime is 311245343. The reversal of 311245342 is 243542113.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311245343) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2683092 + ... + 2683207.
It is an arithmetic number, because the mean of its divisors is an integer number (60370875).
Almost surely, 2311245342 is an apocalyptic number.
311245342 is a deficient number, since it is larger than the sum of its proper divisors (171721658).
311245342 is a wasteful number, since it uses less digits than its factorization.
311245342 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5366330.
The product of its digits is 2880, while the sum is 25.
The square root of 311245342 is about 17642.1467514586. The cubic root of 311245342 is about 677.6950084740.
Adding to 311245342 its reverse (243542113), we get a palindrome (554787455).
The spelling of 311245342 in words is "three hundred eleven million, two hundred forty-five thousand, three hundred forty-two".
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