Base | Representation |
---|---|
bin | 110001000101… |
… | …0101110001110 |
3 | 1210102102110020 |
4 | 1202022232032 |
5 | 23041442110 |
6 | 2315323010 |
7 | 431510220 |
oct | 142125616 |
9 | 53372406 |
10 | 25734030 |
11 | 135873a3 |
12 | 8750466 |
13 | 544034a |
14 | 35bc410 |
15 | 23d4d70 |
hex | 188ab8e |
25734030 has 128 divisors (see below), whose sum is σ = 75202560. Its totient is φ = 5512320.
The previous prime is 25734011. The next prime is 25734047. The reversal of 25734030 is 3043752.
25734030 = T344 + T345 + ... + T579.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 384057 + ... + 384123.
It is an arithmetic number, because the mean of its divisors is an integer number (587520).
Almost surely, 225734030 is an apocalyptic number.
It is a practical number, because each smaller number is the sum of distinct divisors of 25734030, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (37601280).
25734030 is an abundant number, since it is smaller than the sum of its proper divisors (49468530).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
25734030 is a wasteful number, since it uses less digits than its factorization.
25734030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 174.
The product of its (nonzero) digits is 2520, while the sum is 24.
The square root of 25734030 is about 5072.8719676333. The cubic root of 25734030 is about 295.2359693907.
Adding to 25734030 its reverse (3043752), we get a palindrome (28777782).
The spelling of 25734030 in words is "twenty-five million, seven hundred thirty-four thousand, thirty".
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