Base | Representation |
---|---|
bin | 10010101010111… |
… | …011001110100010 |
3 | 210211102100222012 |
4 | 102222323032202 |
5 | 1120142230110 |
6 | 51025512522 |
7 | 10522342346 |
oct | 2252731642 |
9 | 724370865 |
10 | 313242530 |
11 | 1508a9827 |
12 | 88aa2742 |
13 | 4cb86513 |
14 | 2d85d626 |
15 | 1c777905 |
hex | 12abb3a2 |
313242530 has 16 divisors (see below), whose sum is σ = 576949824. Its totient is φ = 122382960.
The previous prime is 313242509. The next prime is 313242541. The reversal of 313242530 is 35242313.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 313242496 and 313242505.
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, 363806 + ... + 364665.
It is an arithmetic number, because the mean of its divisors is an integer number (36059364).
Almost surely, 2313242530 is an apocalyptic number.
313242530 is a deficient number, since it is larger than the sum of its proper divisors (263707294).
313242530 is a wasteful number, since it uses less digits than its factorization.
313242530 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 728521.
The product of its (nonzero) digits is 2160, while the sum is 23.
The square root of 313242530 is about 17698.6589887483. The cubic root of 313242530 is about 679.1414554147.
Adding to 313242530 its reverse (35242313), we get a palindrome (348484843).
The spelling of 313242530 in words is "three hundred thirteen million, two hundred forty-two thousand, five hundred thirty".
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