Search a number
-
+
25486201 = 1319103183
BaseRepresentation
bin110000100111…
…0001101111001
31202221211111101
41201032031321
523011024301
62310131401
7426425536
oct141161571
952854441
1025486201
1113428184
128650b61
1353845c0
143555d8d
152386701
hex184e379

25486201 has 8 divisors (see below), whose sum is σ = 28891520. Its totient is φ = 22287312.

The previous prime is 25486193. The next prime is 25486207. The reversal of 25486201 is 10268452.

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 25486201 - 23 = 25486193 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 25486201.

It is not an unprimeable number, because it can be changed into a prime (25486207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51345 + ... + 51838.

It is an arithmetic number, because the mean of its divisors is an integer number (3611440).

Almost surely, 225486201 is an apocalyptic number.

It is an amenable number.

25486201 is a deficient number, since it is larger than the sum of its proper divisors (3405319).

25486201 is a wasteful number, since it uses less digits than its factorization.

25486201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 103215.

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 25486201 is about 5048.3859796969. The cubic root of 25486201 is about 294.2851637975.

The spelling of 25486201 in words is "twenty-five million, four hundred eighty-six thousand, two hundred one".

Divisors: 1 13 19 247 103183 1341379 1960477 25486201