Base | Representation |
---|---|
bin | 11010110101100… |
… | …11011100001110 |
3 | 120200121210122120 |
4 | 31122303130032 |
5 | 430113132004 |
6 | 34201153410 |
7 | 5402401266 |
oct | 1532633416 |
9 | 520553576 |
10 | 225130254 |
11 | 106097768 |
12 | 6348b866 |
13 | 3784588b |
14 | 21c847a6 |
15 | 14b703d9 |
hex | d6b370e |
225130254 has 16 divisors (see below), whose sum is σ = 452595792. Its totient is φ = 74654208.
The previous prime is 225130231. The next prime is 225130261. The reversal of 225130254 is 452031522.
It is a super-2 number, since 2×2251302542 = 101367262532209032, 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, 96049 + ... + 98364.
It is an arithmetic number, because the mean of its divisors is an integer number (28287237).
Almost surely, 2225130254 is an apocalyptic number.
225130254 is an abundant number, since it is smaller than the sum of its proper divisors (227465538).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
225130254 is a wasteful number, since it uses less digits than its factorization.
225130254 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 194611.
The product of its (nonzero) digits is 2400, while the sum is 24.
The square root of 225130254 is about 15004.3411718076. The cubic root of 225130254 is about 608.3375444924.
Adding to 225130254 its reverse (452031522), we get a palindrome (677161776).
The spelling of 225130254 in words is "two hundred twenty-five million, one hundred thirty thousand, two hundred fifty-four".
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