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BaseRepresentation
bin11110010100110100
320022101110
4132110310
512433322
62355020
71025064
oct362464
9208343
10124212
1185360
125ba70
13446ca
14333a4
1526c0c
hex1e534

124212 has 24 divisors (see below), whose sum is σ = 316512. Its totient is φ = 37600.

The previous prime is 124199. The next prime is 124213. The reversal of 124212 is 212421.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (124213) by changing a digit.

124212 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 339 + ... + 602.

It is an arithmetic number, because the mean of its divisors is an integer number (13188).

2124212 is an apocalyptic number.

124212 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

124212 is an abundant number, since it is smaller than the sum of its proper divisors (192300).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

124212 is a wasteful number, since it uses less digits than its factorization.

124212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 959 (or 957 counting only the distinct ones).

The product of its digits is 32, while the sum is 12.

The square root of 124212 is about 352.4372284535. The cubic root of 124212 is about 49.8947117768.

Adding to 124212 its reverse (212421), we get a palindrome (336633).

Subtracting 124212 from its reverse (212421), we obtain a square (88209 = 2972).

It can be divided in two parts, 12421 and 2, that multiplied together give a palindrome (24842).

The spelling of 124212 in words is "one hundred twenty-four thousand, two hundred twelve", and thus it is an iban number.