Base | Representation |
---|---|
bin | 101111110010… |
… | …0010111001101 |
3 | 1202010210201212 |
4 | 1133210113031 |
5 | 22403140441 |
6 | 2252544205 |
7 | 422641466 |
oct | 137442715 |
9 | 52123655 |
10 | 25052621 |
11 | 13161450 |
12 | 8482065 |
13 | 5262149 |
14 | 3481d6d |
15 | 22eceeb |
hex | 17e45cd |
25052621 has 8 divisors (see below), whose sum is σ = 28768800. Its totient is φ = 21576240.
The previous prime is 25052603. The next prime is 25052627. The reversal of 25052621 is 12625052.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 25052621 - 222 = 20858317 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (25052627) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 59726 + ... + 60143.
It is an arithmetic number, because the mean of its divisors is an integer number (3596100).
Almost surely, 225052621 is an apocalyptic number.
It is an amenable number.
25052621 is a deficient number, since it is larger than the sum of its proper divisors (3716179).
25052621 is a wasteful number, since it uses less digits than its factorization.
25052621 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 119899.
The product of its (nonzero) digits is 1200, while the sum is 23.
The square root of 25052621 is about 5005.2593339407. The cubic root of 25052621 is about 292.6067830345.
Adding to 25052621 its reverse (12625052), we get a palindrome (37677673).
The spelling of 25052621 in words is "twenty-five million, fifty-two thousand, six hundred twenty-one".
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