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65250896 = 2417239893
BaseRepresentation
bin1111100011101…
…0011001010000
311112210002101212
43320322121100
5113201012041
610250315252
71421423564
oct370723120
9145702355
1065250896
1133917a67
1219a28b28
1310697cc9
1489476a4
155add8eb
hex3e3a650

65250896 has 20 divisors (see below), whose sum is σ = 133860852. Its totient is φ = 30706176.

The previous prime is 65250893. The next prime is 65250937. The reversal of 65250896 is 69805256.

65250896 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 54228496 + 11022400 = 7364^2 + 3320^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65250893) 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 3 ways as a sum of consecutive naturals, for example, 119675 + ... + 120218.

Almost surely, 265250896 is an apocalyptic number.

It is an amenable number.

65250896 is an abundant number, since it is smaller than the sum of its proper divisors (68609956).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65250896 is a wasteful number, since it uses less digits than its factorization.

65250896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 239918 (or 239912 counting only the distinct ones).

The product of its (nonzero) digits is 129600, while the sum is 41.

The square root of 65250896 is about 8077.8026715190. The cubic root of 65250896 is about 402.5892368015.

The spelling of 65250896 in words is "sixty-five million, two hundred fifty thousand, eight hundred ninety-six".

Divisors: 1 2 4 8 16 17 34 68 136 272 239893 479786 959572 1919144 3838288 4078181 8156362 16312724 32625448 65250896