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25140314 = 2171017321
BaseRepresentation
bin101111111100…
…1110001011010
31202022021000202
41133321301122
522413442224
62254502202
7423455243
oct137716132
952267022
1025140314
1113211321
128504962
135293034
1434a5cca
152318eae
hex17f9c5a

25140314 has 16 divisors (see below), whose sum is σ = 40329576. Its totient is φ = 11712000.

The previous prime is 25140301. The next prime is 25140317. The reversal of 25140314 is 41304152.

It can be written as a sum of positive squares in 4 ways, for example, as 22401289 + 2739025 = 4733^2 + 1655^2 .

It is not an unprimeable number, because it can be changed into a prime (25140317) 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, 227 + ... + 7094.

Almost surely, 225140314 is an apocalyptic number.

25140314 is a deficient number, since it is larger than the sum of its proper divisors (15189262).

25140314 is a wasteful number, since it uses less digits than its factorization.

25140314 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7441.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 25140314 is about 5014.0117670384. The cubic root of 25140314 is about 292.9477944006.

Adding to 25140314 its reverse (41304152), we get a palindrome (66444466).

The spelling of 25140314 in words is "twenty-five million, one hundred forty thousand, three hundred fourteen".

Divisors: 1 2 17 34 101 202 1717 3434 7321 14642 124457 248914 739421 1478842 12570157 25140314