Base | Representation |
---|---|
bin | 10010100011100… |
… | …001001110100110 |
3 | 210200202201201210 |
4 | 102203201032212 |
5 | 1114143113110 |
6 | 50520132250 |
7 | 10500005115 |
oct | 2243411646 |
9 | 720681653 |
10 | 311301030 |
11 | 14a7a3087 |
12 | 88307086 |
13 | 4c6568c1 |
14 | 2d4b5c7c |
15 | 1c4e2520 |
hex | 128e13a6 |
311301030 has 16 divisors (see below), whose sum is σ = 747122544. Its totient is φ = 83013600.
The previous prime is 311301019. The next prime is 311301031. The reversal of 311301030 is 30103113.
It is a junction number, because it is equal to n+sod(n) for n = 311300997 and 311301015.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (311301031) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5188321 + ... + 5188380.
It is an arithmetic number, because the mean of its divisors is an integer number (46695159).
Almost surely, 2311301030 is an apocalyptic number.
311301030 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
311301030 is an abundant number, since it is smaller than the sum of its proper divisors (435821514).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
311301030 is a wasteful number, since it uses less digits than its factorization.
311301030 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10376711.
The product of its (nonzero) digits is 27, while the sum is 12.
The square root of 311301030 is about 17643.7249468473. The cubic root of 311301030 is about 677.7354237820.
Adding to 311301030 its reverse (30103113), we get a palindrome (341404143).
The spelling of 311301030 in words is "three hundred eleven million, three hundred one thousand, thirty".
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