Base | Representation |
---|---|
bin | 10100011100001… |
… | …111011110001101 |
3 | 212220022112211121 |
4 | 110130033132031 |
5 | 1200243311400 |
6 | 54010320541 |
7 | 11333002411 |
oct | 2434173615 |
9 | 786275747 |
10 | 342947725 |
11 | 16664877a |
12 | 96a29151 |
13 | 56087263 |
14 | 33792d41 |
15 | 2019421a |
hex | 1470f78d |
342947725 has 6 divisors (see below), whose sum is σ = 425255210. Its totient is φ = 274358160.
The previous prime is 342947723. The next prime is 342947743. The reversal of 342947725 is 527749243.
It can be written as a sum of positive squares in 3 ways, for example, as 3319684 + 339628041 = 1822^2 + 18429^2 .
It is not a de Polignac number, because 342947725 - 21 = 342947723 is a prime.
It is a super-2 number, since 2×3429477252 = 235226284165351250, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (342947723) by changing a digit.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 6858930 + ... + 6858979.
Almost surely, 2342947725 is an apocalyptic number.
It is an amenable number.
342947725 is a deficient number, since it is larger than the sum of its proper divisors (82307485).
342947725 is a wasteful number, since it uses less digits than its factorization.
342947725 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13717919 (or 13717914 counting only the distinct ones).
The product of its digits is 423360, while the sum is 43.
The square root of 342947725 is about 18518.8478313312. The cubic root of 342947725 is about 699.9644369688.
The spelling of 342947725 in words is "three hundred forty-two million, nine hundred forty-seven thousand, seven hundred twenty-five".
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