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488279017 is a prime number
BaseRepresentation
bin11101000110101…
…000101111101001
31021000210010220001
4131012220233221
51444444412032
6120241303001
715046205662
oct3506505751
91230703801
10488279017
11230691286
12117634a61
137a2100c5
1448bc4369
152cd003e7
hex1d1a8be9

488279017 has 2 divisors, whose sum is σ = 488279018. Its totient is φ = 488279016.

The previous prime is 488278997. The next prime is 488279027. The reversal of 488279017 is 710972884.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 458859241 + 29419776 = 21421^2 + 5424^2 .

It is a cyclic number.

It is not a de Polignac number, because 488279017 - 227 = 354061289 is a prime.

It is not a weakly prime, because it can be changed into another prime (488279027) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 244139508 + 244139509.

It is an arithmetic number, because the mean of its divisors is an integer number (244139509).

Almost surely, 2488279017 is an apocalyptic number.

It is an amenable number.

488279017 is a deficient number, since it is larger than the sum of its proper divisors (1).

488279017 is an equidigital number, since it uses as much as digits as its factorization.

488279017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 225792, while the sum is 46.

The square root of 488279017 is about 22097.0363849997. The cubic root of 488279017 is about 787.4494557969.

The spelling of 488279017 in words is "four hundred eighty-eight million, two hundred seventy-nine thousand, seventeen".