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65048141 = 4771101193
BaseRepresentation
bin1111100000100…
…0111001001101
311112101210021102
43320020321031
5113123020031
610242112445
71416620504
oct370107115
9145353242
1065048141
11337996a4
121994b725
1310626932
1488d383b
155a9d7cb
hex3e08e4d

65048141 has 16 divisors (see below), whose sum is σ = 68387328. Its totient is φ = 61824000.

The previous prime is 65048107. The next prime is 65048161. The reversal of 65048141 is 14184056.

65048141 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-65048141 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65048161) 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 15 ways as a sum of consecutive naturals, for example, 336941 + ... + 337133.

It is an arithmetic number, because the mean of its divisors is an integer number (4274208).

Almost surely, 265048141 is an apocalyptic number.

It is an amenable number.

65048141 is a deficient number, since it is larger than the sum of its proper divisors (3339187).

65048141 is a wasteful number, since it uses less digits than its factorization.

65048141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412.

The product of its (nonzero) digits is 3840, while the sum is 29.

The square root of 65048141 is about 8065.2427737793. The cubic root of 65048141 is about 402.1718138038.

The spelling of 65048141 in words is "sixty-five million, forty-eight thousand, one hundred forty-one".

Divisors: 1 47 71 101 193 3337 4747 7171 9071 13703 19493 337037 644041 916171 1384003 65048141