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25080082 = 212540041
BaseRepresentation
bin101111110101…
…1000100010010
31202012012101221
41133223010102
522410030312
62253315254
7423114526
oct137530422
952165357
1025080082
1113180045
128495b2a
1352717b1
14348bd86
152306207
hex17eb112

25080082 has 4 divisors (see below), whose sum is σ = 37620126. Its totient is φ = 12540040.

The previous prime is 25080079. The next prime is 25080091. The reversal of 25080082 is 28008052.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 22287841 + 2792241 = 4721^2 + 1671^2 .

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 6270019 + ... + 6270022.

Almost surely, 225080082 is an apocalyptic number.

25080082 is a deficient number, since it is larger than the sum of its proper divisors (12540044).

25080082 is a wasteful number, since it uses less digits than its factorization.

25080082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12540043.

The product of its (nonzero) digits is 1280, while the sum is 25.

The square root of 25080082 is about 5008.0017971243. The cubic root of 25080082 is about 292.7136559607.

The spelling of 25080082 in words is "twenty-five million, eighty thousand, eighty-two".

Divisors: 1 2 12540041 25080082