Base | Representation |
---|---|
bin | 1101100110000… |
… | …1001001110110 |
3 | 10222021222011121 |
4 | 3121201021312 |
5 | 104044133141 |
6 | 5354054154 |
7 | 1261446055 |
oct | 331411166 |
9 | 128258147 |
10 | 57021046 |
11 | 2a206835 |
12 | 1711a35a |
13 | ba76084 |
14 | 780439c |
15 | 50151d1 |
hex | 3661276 |
57021046 has 4 divisors (see below), whose sum is σ = 85531572. Its totient is φ = 28510522.
The previous prime is 57021001. The next prime is 57021067. The reversal of 57021046 is 64012075.
57021046 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It is a super-3 number, since 3×570210463 (a number of 24 digits) contains 333 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 57021046.
It is a congruent number.
It is an unprimeable number.
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, 14255260 + ... + 14255263.
It is an arithmetic number, because the mean of its divisors is an integer number (21382893).
Almost surely, 257021046 is an apocalyptic number.
57021046 is a deficient number, since it is larger than the sum of its proper divisors (28510526).
57021046 is a wasteful number, since it uses less digits than its factorization.
57021046 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28510525.
The product of its (nonzero) digits is 1680, while the sum is 25.
The square root of 57021046 is about 7551.2281120358. The cubic root of 57021046 is about 384.8974731208.
The spelling of 57021046 in words is "fifty-seven million, twenty-one thousand, forty-six".
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