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65007248 = 2431131063
BaseRepresentation
bin1111011111111…
…0111010010000
311112022201011212
43313332322100
5113120212443
610241155252
71416360335
oct367767220
9145281155
1065007248
11337709a9
121992bb28
1310611137
1488c298c
155a91618
hex3dfee90

65007248 has 20 divisors (see below), whose sum is σ = 130015488. Its totient is φ = 31454880.

The previous prime is 65007247. The next prime is 65007253. The reversal of 65007248 is 84270056.

65007248 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (65007247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65036 + ... + 66027.

Almost surely, 265007248 is an apocalyptic number.

It is an amenable number.

65007248 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

65007248 is a wasteful number, since it uses less digits than its factorization.

65007248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131102 (or 131096 counting only the distinct ones).

The product of its (nonzero) digits is 13440, while the sum is 32.

The square root of 65007248 is about 8062.7072376467. The cubic root of 65007248 is about 402.0875200318.

The spelling of 65007248 in words is "sixty-five million, seven thousand, two hundred forty-eight".

Divisors: 1 2 4 8 16 31 62 124 248 496 131063 262126 524252 1048504 2097008 4062953 8125906 16251812 32503624 65007248