Base | Representation |
---|---|
bin | 1101101001011… |
… | …1000111110100 |
3 | 10222201012101210 |
4 | 3122113013310 |
5 | 104123221400 |
6 | 5402521420 |
7 | 1263356406 |
oct | 332270764 |
9 | 128635353 |
10 | 57242100 |
11 | 2a347923 |
12 | 17206270 |
13 | bb22886 |
14 | 7860b76 |
15 | 505a950 |
hex | 36971f4 |
57242100 has 36 divisors (see below), whose sum is σ = 165621344. Its totient is φ = 15264480.
The previous prime is 57242083. The next prime is 57242203. The reversal of 57242100 is 124275.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 95104 + ... + 95703.
Almost surely, 257242100 is an apocalyptic number.
57242100 is a gapful number since it is divisible by the number (50) formed by its first and last digit.
It is an amenable number.
57242100 is an abundant number, since it is smaller than the sum of its proper divisors (108379244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
57242100 is a wasteful number, since it uses less digits than its factorization.
57242100 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 190824 (or 190817 counting only the distinct ones).
The product of its (nonzero) digits is 560, while the sum is 21.
The square root of 57242100 is about 7565.8509105057. The cubic root of 57242100 is about 385.3942102653.
Adding to 57242100 its reverse (124275), we get a palindrome (57366375).
The spelling of 57242100 in words is "fifty-seven million, two hundred forty-two thousand, one hundred".
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