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52521244267 = 193012721167
BaseRepresentation
bin110000111010100000…
…101001011001101011
312000120021222122120011
4300322200221121223
51330030414304032
640043344312351
73536345132062
oct607240513153
9160507878504
1052521244267
11203019671a8
12a2193126b7
134c501c9a3b
1427835111d9
151575dba247
hexc3a82966b

52521244267 has 4 divisors (see below), whose sum is σ = 52523984736. Its totient is φ = 52518503800.

The previous prime is 52521244261. The next prime is 52521244273. The reversal of 52521244267 is 76244212525.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (52521244261) and next prime (52521244273).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52521244267 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (52521244261) 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, 1341283 + ... + 1379884.

It is an arithmetic number, because the mean of its divisors is an integer number (13130996184).

Almost surely, 252521244267 is an apocalyptic number.

52521244267 is a deficient number, since it is larger than the sum of its proper divisors (2740469).

52521244267 is a wasteful number, since it uses less digits than its factorization.

52521244267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740468.

The product of its digits is 268800, while the sum is 40.

The spelling of 52521244267 in words is "fifty-two billion, five hundred twenty-one million, two hundred forty-four thousand, two hundred sixty-seven".

Divisors: 1 19301 2721167 52521244267