Base | Representation |
---|---|
bin | 10100110010010… |
… | …011011011110101 |
3 | 220022012101011121 |
4 | 110302103123311 |
5 | 1203233344000 |
6 | 54334303541 |
7 | 11433110551 |
oct | 2462233365 |
9 | 808171147 |
10 | 348731125 |
11 | 169938946 |
12 | 98957bb1 |
13 | 573307a2 |
14 | 3445a861 |
15 | 20937b1a |
hex | 14c936f5 |
348731125 has 8 divisors (see below), whose sum is σ = 435216600. Its totient is φ = 278984800.
The previous prime is 348731113. The next prime is 348731143. The reversal of 348731125 is 521137843.
It can be written as a sum of positive squares in 4 ways, for example, as 77898276 + 270832849 = 8826^2 + 16457^2 .
It is not a de Polignac number, because 348731125 - 25 = 348731093 is a prime.
It is a super-2 number, since 2×3487311252 = 243226795087531250, which contains 22 as substring.
It is a congruent 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, 1394800 + ... + 1395049.
It is an arithmetic number, because the mean of its divisors is an integer number (54402075).
Almost surely, 2348731125 is an apocalyptic number.
It is an amenable number.
348731125 is a deficient number, since it is larger than the sum of its proper divisors (86485475).
348731125 is an equidigital number, since it uses as much as digits as its factorization.
348731125 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2789864 (or 2789854 counting only the distinct ones).
The product of its digits is 20160, while the sum is 34.
The square root of 348731125 is about 18674.3440313174. The cubic root of 348731125 is about 703.8772094781.
Adding to 348731125 its reverse (521137843), we get a palindrome (869868968).
The spelling of 348731125 in words is "three hundred forty-eight million, seven hundred thirty-one thousand, one hundred twenty-five".
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