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212134 = 21341199
BaseRepresentation
bin110011110010100110
3101202222211
4303302212
523242014
64314034
71542316
oct636246
9352884
10212134
1113541a
12a291a
1375730
1457446
1542cc4
hex33ca6

212134 has 16 divisors (see below), whose sum is σ = 352800. Its totient is φ = 95040.

The previous prime is 212131. The next prime is 212141. The reversal of 212134 is 431212.

212134 = T182 + T183 + ... + T193.

It is a Harshad number since it is a multiple of its sum of digits (13).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (212131) 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, 967 + ... + 1165.

It is an arithmetic number, because the mean of its divisors is an integer number (22050).

2212134 is an apocalyptic number.

212134 is a deficient number, since it is larger than the sum of its proper divisors (140666).

212134 is a wasteful number, since it uses less digits than its factorization.

212134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 255.

The product of its digits is 48, while the sum is 13.

The square root of 212134 is about 460.5800690434. The cubic root of 212134 is about 59.6398799202.

Adding to 212134 its reverse (431212), we get a palindrome (643346).

The spelling of 212134 in words is "two hundred twelve thousand, one hundred thirty-four".

Divisors: 1 2 13 26 41 82 199 398 533 1066 2587 5174 8159 16318 106067 212134