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133124 = 22231447
BaseRepresentation
bin100000100000000100
320202121112
4200200010
513224444
62504152
71063055
oct404004
9222545
10133124
1191022
1265058
1348794
143672c
152969e
hex20804

133124 has 12 divisors (see below), whose sum is σ = 243264. Its totient is φ = 63624.

The previous prime is 133121. The next prime is 133153. The reversal of 133124 is 421331.

It is a junction number, because it is equal to n+sod(n) for n = 133099 and 133108.

It is not an unprimeable number, because it can be changed into a prime (133121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (3) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 632 + ... + 815.

It is an arithmetic number, because the mean of its divisors is an integer number (20272).

2133124 is an apocalyptic number.

It is an amenable number.

133124 is a deficient number, since it is larger than the sum of its proper divisors (110140).

133124 is a wasteful number, since it uses less digits than its factorization.

133124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1474 (or 1472 counting only the distinct ones).

The product of its digits is 72, while the sum is 14.

The square root of 133124 is about 364.8616176032. The cubic root of 133124 is about 51.0605458044.

Adding to 133124 its reverse (421331), we get a palindrome (554455).

The spelling of 133124 in words is "one hundred thirty-three thousand, one hundred twenty-four".

Divisors: 1 2 4 23 46 92 1447 2894 5788 33281 66562 133124