Base | Representation |
---|---|
bin | 10101001010101… |
… | …100000000011001 |
3 | 220202020010111001 |
4 | 111022230000121 |
5 | 1211402420400 |
6 | 55123305001 |
7 | 11541332452 |
oct | 2512540031 |
9 | 822203431 |
10 | 355123225 |
11 | 172504376 |
12 | 9ab1b161 |
13 | 5875b0b2 |
14 | 35242129 |
15 | 2129ba6a |
hex | 152ac019 |
355123225 has 12 divisors (see below), whose sum is σ = 452255404. Its totient is φ = 276419520.
The previous prime is 355123207. The next prime is 355123231. The reversal of 355123225 is 522321553.
It can be written as a sum of positive squares in 6 ways, for example, as 22316176 + 332807049 = 4724^2 + 18243^2 .
It is not a de Polignac number, because 355123225 - 25 = 355123193 is a prime.
It is a super-2 number, since 2×3551232252 = 252225009868801250, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 355123193 and 355123202.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 191034 + ... + 192883.
Almost surely, 2355123225 is an apocalyptic number.
It is an amenable number.
355123225 is a deficient number, since it is larger than the sum of its proper divisors (97132179).
355123225 is a wasteful number, since it uses less digits than its factorization.
355123225 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 383964 (or 383959 counting only the distinct ones).
The product of its digits is 9000, while the sum is 28.
The square root of 355123225 is about 18844.7134496654. The cubic root of 355123225 is about 708.1517923075.
Adding to 355123225 its reverse (522321553), we get a palindrome (877444778).
The spelling of 355123225 in words is "three hundred fifty-five million, one hundred twenty-three thousand, two hundred twenty-five".
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