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65075241 = 3711416871
BaseRepresentation
bin1111100000111…
…1100000101001
311112110011110010
43320033200221
5113124401431
610242442133
71420062510
oct370174051
9145404403
1065075241
1133807aa0
1219963349
131063607a
1488dd677
155aa6846
hex3e0f829

65075241 has 32 divisors (see below), whose sum is σ = 110831616. Its totient is φ = 32976000.

The previous prime is 65075239. The next prime is 65075243. The reversal of 65075241 is 14257056.

65075241 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (65075239) and next prime (65075243).

It is not a de Polignac number, because 65075241 - 21 = 65075239 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 65075199 and 65075208.

It is not an unprimeable number, because it can be changed into a prime (65075243) 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 31 ways as a sum of consecutive naturals, for example, 6036 + ... + 12906.

It is an arithmetic number, because the mean of its divisors is an integer number (3463488).

Almost surely, 265075241 is an apocalyptic number.

It is an amenable number.

65075241 is a deficient number, since it is larger than the sum of its proper divisors (45756375).

65075241 is a wasteful number, since it uses less digits than its factorization.

65075241 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6933.

The product of its (nonzero) digits is 8400, while the sum is 30.

The square root of 65075241 is about 8066.9226474536. The cubic root of 65075241 is about 402.2276562552.

The spelling of 65075241 in words is "sixty-five million, seventy-five thousand, two hundred forty-one".

Divisors: 1 3 7 11 21 33 41 77 123 231 287 451 861 1353 3157 6871 9471 20613 48097 75581 144291 226743 281711 529067 845133 1587201 1971977 3098821 5915931 9296463 21691747 65075241