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5223137 = 21612417
BaseRepresentation
bin10011111011001011100001
3100211100210112
4103323023201
52314120022
6303541105
762252543
oct23731341
910740715
105223137
112a48247
1218ba795
13110b51a
1499d693
156d28e2
hex4fb2e1

5223137 has 4 divisors (see below), whose sum is σ = 5227716. Its totient is φ = 5218560.

The previous prime is 5223121. The next prime is 5223181. The reversal of 5223137 is 7313225.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in 2 ways, for example, as 4393216 + 829921 = 2096^2 + 911^2 .

It is a cyclic number.

It is not a de Polignac number, because 5223137 - 24 = 5223121 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5223187) 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 3 ways as a sum of consecutive naturals, for example, 953 + ... + 3369.

It is an arithmetic number, because the mean of its divisors is an integer number (1306929).

Almost surely, 25223137 is an apocalyptic number.

It is an amenable number.

5223137 is a deficient number, since it is larger than the sum of its proper divisors (4579).

5223137 is a wasteful number, since it uses less digits than its factorization.

5223137 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4578.

The product of its digits is 1260, while the sum is 23.

The square root of 5223137 is about 2285.4183424485. The cubic root of 5223137 is about 173.5043918640.

The spelling of 5223137 in words is "five million, two hundred twenty-three thousand, one hundred thirty-seven".

Divisors: 1 2161 2417 5223137