Base | Representation |
---|---|
bin | 110100100010… |
… | …010101011100 |
3 | 221220200210200 |
4 | 310202111130 |
5 | 12011201444 |
6 | 1211103500 |
7 | 225026652 |
oct | 64422534 |
9 | 27820720 |
10 | 13772124 |
11 | 7857223 |
12 | 4741b90 |
13 | 2b127b2 |
14 | 1b86dd2 |
15 | 1320969 |
hex | d2255c |
13772124 has 36 divisors (see below), whose sum is σ = 36328656. Its totient is φ = 4390848.
The previous prime is 13772123. The next prime is 13772167. The reversal of 13772124 is 42127731.
It is a happy number.
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13772123) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7489 + ... + 9144.
Almost surely, 213772124 is an apocalyptic number.
It is an amenable number.
13772124 is an abundant number, since it is smaller than the sum of its proper divisors (22556532).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13772124 is a wasteful number, since it uses less digits than its factorization.
13772124 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 16666 (or 16661 counting only the distinct ones).
The product of its digits is 2352, while the sum is 27.
The square root of 13772124 is about 3711.0812440581. The cubic root of 13772124 is about 239.6994153608.
Adding to 13772124 its reverse (42127731), we get a palindrome (55899855).
The spelling of 13772124 in words is "thirteen million, seven hundred seventy-two thousand, one hundred twenty-four".
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