Base | Representation |
---|---|
bin | 101111101100… |
… | …1111101110100 |
3 | 1202001122022122 |
4 | 1133121331310 |
5 | 22400310121 |
6 | 2252015112 |
7 | 422403362 |
oct | 137317564 |
9 | 52048278 |
10 | 25010036 |
11 | 13132457 |
12 | 8461498 |
13 | 524894c |
14 | 3470632 |
15 | 22e05ab |
hex | 17d9f74 |
25010036 has 6 divisors (see below), whose sum is σ = 43767570. Its totient is φ = 12505016.
The previous prime is 25010033. The next prime is 25010071. The reversal of 25010036 is 63001052.
It can be written as a sum of positive squares in only one way, i.e., 24700900 + 309136 = 4970^2 + 556^2 .
It is a junction number, because it is equal to n+sod(n) for n = 25009996 and 25010023.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25010033) 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 as a sum of consecutive naturals, namely, 3126251 + ... + 3126258.
It is an arithmetic number, because the mean of its divisors is an integer number (7294595).
Almost surely, 225010036 is an apocalyptic number.
It is an amenable number.
25010036 is a deficient number, since it is larger than the sum of its proper divisors (18757534).
25010036 is a wasteful number, since it uses less digits than its factorization.
25010036 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6252513 (or 6252511 counting only the distinct ones).
The product of its (nonzero) digits is 180, while the sum is 17.
The square root of 25010036 is about 5001.0034992989. The cubic root of 25010036 is about 292.4408958427.
Adding to 25010036 its reverse (63001052), we get a palindrome (88011088).
The spelling of 25010036 in words is "twenty-five million, ten thousand, thirty-six".
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