Base | Representation |
---|---|
bin | 11110110000111… |
… | …10001101110101 |
3 | 122222121111020100 |
4 | 33120132031311 |
5 | 1012031322321 |
6 | 41335224313 |
7 | 6252405522 |
oct | 1730361565 |
9 | 588544210 |
10 | 258073461 |
11 | 122748458 |
12 | 72518099 |
13 | 4160b3b9 |
14 | 263bc149 |
15 | 179cb326 |
hex | f61e375 |
258073461 has 6 divisors (see below), whose sum is σ = 372772790. Its totient is φ = 172048968.
The previous prime is 258073433. The next prime is 258073463. The reversal of 258073461 is 164370852.
258073461 is a `hidden beast` number, since 2 + 580 + 73 + 4 + 6 + 1 = 666.
It can be written as a sum of positive squares in only one way, i.e., 250620561 + 7452900 = 15831^2 + 2730^2 .
It is not a de Polignac number, because 258073461 - 26 = 258073397 is a prime.
It is a super-2 number, since 2×2580734612 = 133203822545037042, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (258073463) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 14337406 + ... + 14337423.
Almost surely, 2258073461 is an apocalyptic number.
It is an amenable number.
258073461 is a deficient number, since it is larger than the sum of its proper divisors (114699329).
258073461 is a wasteful number, since it uses less digits than its factorization.
258073461 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28674835 (or 28674832 counting only the distinct ones).
The product of its (nonzero) digits is 40320, while the sum is 36.
The square root of 258073461 is about 16064.6649825012. The cubic root of 258073461 is about 636.6700914752.
The spelling of 258073461 in words is "two hundred fifty-eight million, seventy-three thousand, four hundred sixty-one".
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