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223463085 = 3519784081
BaseRepresentation
bin11010101000111…
…00011010101101
3120120111002201120
431110130122231
5424201304320
634101331153
75352255606
oct1524343255
9516432646
10223463085
1110515913a
1262a06ab9
13373b0aa1
142196cdad
1514941440
hexd51c6ad

223463085 has 16 divisors (see below), whose sum is σ = 376359360. Its totient is φ = 112907520.

The previous prime is 223463083. The next prime is 223463087. The reversal of 223463085 is 580364322.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (223463083) and next prime (223463087).

It is not a de Polignac number, because 223463085 - 21 = 223463083 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223463083) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 391756 + ... + 392325.

It is an arithmetic number, because the mean of its divisors is an integer number (23522460).

Almost surely, 2223463085 is an apocalyptic number.

It is an amenable number.

223463085 is a deficient number, since it is larger than the sum of its proper divisors (152896275).

223463085 is a wasteful number, since it uses less digits than its factorization.

223463085 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 784108.

The product of its (nonzero) digits is 34560, while the sum is 33.

The square root of 223463085 is about 14948.6817144523. The cubic root of 223463085 is about 606.8321709955.

The spelling of 223463085 in words is "two hundred twenty-three million, four hundred sixty-three thousand, eighty-five".

Divisors: 1 3 5 15 19 57 95 285 784081 2352243 3920405 11761215 14897539 44692617 74487695 223463085