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212093 = 741739
BaseRepresentation
bin110011110001111101
3101202221022
4303301331
523241333
64313525
71542230
oct636175
9352838
10212093
11135392
12a28a5
13756cb
1457417
1542c98
hex33c7d

212093 has 8 divisors (see below), whose sum is σ = 248640. Its totient is φ = 177120.

The previous prime is 212081. The next prime is 212099. The reversal of 212093 is 390212.

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

It is not a de Polignac number, because 212093 - 26 = 212029 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212099) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 83 + ... + 656.

It is an arithmetic number, because the mean of its divisors is an integer number (31080).

2212093 is an apocalyptic number.

It is an amenable number.

212093 is a deficient number, since it is larger than the sum of its proper divisors (36547).

212093 is an equidigital number, since it uses as much as digits as its factorization.

212093 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 787.

The product of its (nonzero) digits is 108, while the sum is 17.

The square root of 212093 is about 460.5355578020. The cubic root of 212093 is about 59.6360373920.

It can be divided in two parts, 21209 and 3, that added together give a palindrome (21212).

The spelling of 212093 in words is "two hundred twelve thousand, ninety-three".

Divisors: 1 7 41 287 739 5173 30299 212093