Base | Representation |
---|---|
bin | 1101101011111… |
… | …0101001111110 |
3 | 11000000102112012 |
4 | 3122332221332 |
5 | 104143412110 |
6 | 5410211222 |
7 | 1264632455 |
oct | 332765176 |
9 | 130012465 |
10 | 57404030 |
11 | 2a448552 |
12 | 17283b12 |
13 | bb7b4a8 |
14 | 78a3b9c |
15 | 508d905 |
hex | 36bea7e |
57404030 has 16 divisors (see below), whose sum is σ = 103457520. Its totient is φ = 22932672.
The previous prime is 57404029. The next prime is 57404041. The reversal of 57404030 is 3040475.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 57403987 and 57404005.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5906 + ... + 12234.
It is an arithmetic number, because the mean of its divisors is an integer number (6466095).
Almost surely, 257404030 is an apocalyptic number.
57404030 is a deficient number, since it is larger than the sum of its proper divisors (46053490).
57404030 is a wasteful number, since it uses less digits than its factorization.
57404030 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 7243.
The product of its (nonzero) digits is 1680, while the sum is 23.
The square root of 57404030 is about 7576.5447269847. The cubic root of 57404030 is about 385.7572771337.
The spelling of 57404030 in words is "fifty-seven million, four hundred four thousand, thirty".
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