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25141241 = 374116573
BaseRepresentation
bin101111111100…
…1111111111001
31202022022022002
41133321333321
522414004431
62254510345
7423461036
oct137717771
952268262
1025141241
1113211a94
1285053b5
135293598
1434a638d
1523193cb
hex17f9ff9

25141241 has 8 divisors (see below), whose sum is σ = 26452104. Its totient is φ = 23863680.

The previous prime is 25141219. The next prime is 25141247. The reversal of 25141241 is 14214152.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 4393216 + 20748025 = 2096^2 + 4555^2 .

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 25141241 - 210 = 25140217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (25141247) 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, 6770 + ... + 9803.

It is an arithmetic number, because the mean of its divisors is an integer number (3306513).

Almost surely, 225141241 is an apocalyptic number.

It is an amenable number.

25141241 is a deficient number, since it is larger than the sum of its proper divisors (1310863).

25141241 is a wasteful number, since it uses less digits than its factorization.

25141241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16651.

The product of its digits is 320, while the sum is 20.

The square root of 25141241 is about 5014.1042071341. The cubic root of 25141241 is about 292.9513949824.

Adding to 25141241 its reverse (14214152), we get a palindrome (39355393).

The spelling of 25141241 in words is "twenty-five million, one hundred forty-one thousand, two hundred forty-one".

Divisors: 1 37 41 1517 16573 613201 679493 25141241