Base | Representation |
---|---|
bin | 110001001010… |
… | …1000101010100 |
3 | 1210111120200000 |
4 | 1202111011110 |
5 | 23044321333 |
6 | 2320251300 |
7 | 432045024 |
oct | 142250524 |
9 | 53446600 |
10 | 25776468 |
11 | 13606273 |
12 | 8770b30 |
13 | 5456763 |
14 | 35cda84 |
15 | 23e2713 |
hex | 1895154 |
25776468 has 72 divisors (see below), whose sum is σ = 70569408. Its totient is φ = 8211456.
The previous prime is 25776467. The next prime is 25776473. The reversal of 25776468 is 86467752.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25776463) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 21780 + ... + 22932.
Almost surely, 225776468 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25776468, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (35284704).
25776468 is an abundant number, since it is smaller than the sum of its proper divisors (44792940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25776468 is a wasteful number, since it uses less digits than its factorization.
25776468 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1195 (or 1181 counting only the distinct ones).
The product of its digits is 564480, while the sum is 45.
The square root of 25776468 is about 5077.0530822516. The cubic root of 25776468 is about 295.3981715158.
It can be divided in two parts, 25776 and 468, that added together give a square (26244 = 1622).
The spelling of 25776468 in words is "twenty-five million, seven hundred seventy-six thousand, four hundred sixty-eight".
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