Base | Representation |
---|---|
bin | 101111111100… |
… | …1110011000110 |
3 | 1202022021011202 |
4 | 1133321303012 |
5 | 22413443142 |
6 | 2254502502 |
7 | 423455456 |
oct | 137716306 |
9 | 52267152 |
10 | 25140422 |
11 | 1321140a |
12 | 8504a32 |
13 | 52930b8 |
14 | 34a5d66 |
15 | 2319032 |
hex | 17f9cc6 |
25140422 has 8 divisors (see below), whose sum is σ = 37806816. Its totient is φ = 12538152.
The previous prime is 25140389. The next prime is 25140457. The reversal of 25140422 is 22404152.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a junction number, because it is equal to n+sod(n) for n = 25140394 and 25140403.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15038 + ... + 16625.
It is an arithmetic number, because the mean of its divisors is an integer number (4725852).
Almost surely, 225140422 is an apocalyptic number.
25140422 is a deficient number, since it is larger than the sum of its proper divisors (12666394).
25140422 is a wasteful number, since it uses less digits than its factorization.
25140422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 32062.
The product of its (nonzero) digits is 640, while the sum is 20.
The square root of 25140422 is about 5014.0225368460. The cubic root of 25140422 is about 292.9482138904.
Adding to 25140422 its reverse (22404152), we get a palindrome (47544574).
The spelling of 25140422 in words is "twenty-five million, one hundred forty thousand, four hundred twenty-two".
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