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505350213 = 3277608123
BaseRepresentation
bin11110000111110…
…000100001000101
31022012220110011120
4132013300201011
52013332201323
6122051224153
715344256144
oct3607604105
91265813146
10505350213
1123a291105
121212a8059
13809093c4
144b18975b
152e5735e3
hex1e1f0845

505350213 has 8 divisors (see below), whose sum is σ = 676233888. Its totient is φ = 335683344.

The previous prime is 505350173. The next prime is 505350253. The reversal of 505350213 is 312053505.

It is an interprime number because it is at equal distance from previous prime (505350173) and next prime (505350253).

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 505350213 - 210 = 505349189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505350253) 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 7 ways as a sum of consecutive naturals, for example, 303231 + ... + 304892.

It is an arithmetic number, because the mean of its divisors is an integer number (84529236).

Almost surely, 2505350213 is an apocalyptic number.

It is an amenable number.

505350213 is a deficient number, since it is larger than the sum of its proper divisors (170883675).

505350213 is a wasteful number, since it uses less digits than its factorization.

505350213 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 608403.

The product of its (nonzero) digits is 2250, while the sum is 24.

The square root of 505350213 is about 22479.9958407469. The cubic root of 505350213 is about 796.5214659442.

The spelling of 505350213 in words is "five hundred five million, three hundred fifty thousand, two hundred thirteen".

Divisors: 1 3 277 831 608123 1824369 168450071 505350213