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64284048223 is a prime number
BaseRepresentation
bin111011110111101000…
…001011101101011111
320010221001210000002221
4323313220023231133
52023123204020343
645310502130211
74434006252133
oct736750135537
9203831700087
1064284048223
112529873a98a
1210560720967
1360a6182a75
14317b8273c3
151a138d55ed
hexef7a0bb5f

64284048223 has 2 divisors, whose sum is σ = 64284048224. Its totient is φ = 64284048222.

The previous prime is 64284048211. The next prime is 64284048293. The reversal of 64284048223 is 32284048246.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64284048223 - 229 = 63747177311 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64284048223.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (64284048293) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32142024111 + 32142024112.

It is an arithmetic number, because the mean of its divisors is an integer number (32142024112).

Almost surely, 264284048223 is an apocalyptic number.

64284048223 is a deficient number, since it is larger than the sum of its proper divisors (1).

64284048223 is an equidigital number, since it uses as much as digits as its factorization.

64284048223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 589824, while the sum is 43.

The spelling of 64284048223 in words is "sixty-four billion, two hundred eighty-four million, forty-eight thousand, two hundred twenty-three".