Base | Representation |
---|---|
bin | 110101111001… |
… | …0011011010000 |
3 | 1222011112212202 |
4 | 1223302123100 |
5 | 24213142302 |
6 | 2445342332 |
7 | 462112604 |
oct | 153623320 |
9 | 58145782 |
10 | 28255952 |
11 | 14a4a12a |
12 | 95679a8 |
13 | 5b141ca |
14 | 3a77504 |
15 | 2732202 |
hex | 1af26d0 |
28255952 has 10 divisors (see below), whose sum is σ = 54745938. Its totient is φ = 14127968.
The previous prime is 28255951. The next prime is 28255957. The reversal of 28255952 is 25955282.
It can be written as a sum of positive squares in only one way, i.e., 21307456 + 6948496 = 4616^2 + 2636^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (28255951) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 882983 + ... + 883014.
Almost surely, 228255952 is an apocalyptic number.
It is an amenable number.
28255952 is a deficient number, since it is larger than the sum of its proper divisors (26489986).
28255952 is a wasteful number, since it uses less digits than its factorization.
28255952 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1766005 (or 1765999 counting only the distinct ones).
The product of its digits is 72000, while the sum is 38.
The square root of 28255952 is about 5315.6327939390. The cubic root of 28255952 is about 304.5813552175.
The spelling of 28255952 in words is "twenty-eight million, two hundred fifty-five thousand, nine hundred fifty-two".
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