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488390233 is a prime number
BaseRepresentation
bin11101000111000…
…011111001011001
31021000222210110011
4131013003321121
52000011441413
6120243521521
715050151142
oct3507037131
91230883404
10488390233
112307578a1
121176892a1
137a24b906
1448c12ac9
152cd2333d
hex1d1c3e59

488390233 has 2 divisors, whose sum is σ = 488390234. Its totient is φ = 488390232.

The previous prime is 488390219. The next prime is 488390239. The reversal of 488390233 is 332093884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 303212569 + 185177664 = 17413^2 + 13608^2 .

It is a cyclic number.

It is not a de Polignac number, because 488390233 - 29 = 488389721 is a prime.

It is not a weakly prime, because it can be changed into another prime (488390239) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244195116 + 244195117.

It is an arithmetic number, because the mean of its divisors is an integer number (244195117).

Almost surely, 2488390233 is an apocalyptic number.

It is an amenable number.

488390233 is a deficient number, since it is larger than the sum of its proper divisors (1).

488390233 is an equidigital number, since it uses as much as digits as its factorization.

488390233 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 124416, while the sum is 40.

The square root of 488390233 is about 22099.5527782804. The cubic root of 488390233 is about 787.5092374158.

The spelling of 488390233 in words is "four hundred eighty-eight million, three hundred ninety thousand, two hundred thirty-three".