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4255206247 = 67127500083
BaseRepresentation
bin1111110110100001…
…0100101101100111
3101222112220212121101
43331220110231213
532203313044442
61542123500531
7210306441055
oct37550245547
911875825541
104255206247
111893a53486
129a9087747
1352a767a26
142c51c71d5
1519d886cb7
hexfda14b67

4255206247 has 8 divisors (see below), whose sum is σ = 4352731136. Its totient is φ = 4158681912.

The previous prime is 4255206229. The next prime is 4255206251. The reversal of 4255206247 is 7426025524.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4255206247 - 27 = 4255206119 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4255206257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 241533 + ... + 258550.

It is an arithmetic number, because the mean of its divisors is an integer number (544091392).

Almost surely, 24255206247 is an apocalyptic number.

4255206247 is a deficient number, since it is larger than the sum of its proper divisors (97524889).

4255206247 is a wasteful number, since it uses less digits than its factorization.

4255206247 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500277.

The product of its (nonzero) digits is 134400, while the sum is 37.

The square root of 4255206247 is about 65231.9419226501. The cubic root of 4255206247 is about 1620.4670511042.

The spelling of 4255206247 in words is "four billion, two hundred fifty-five million, two hundred six thousand, two hundred forty-seven".

Divisors: 1 67 127 8509 500083 33505561 63510541 4255206247