Base | Representation |
---|---|
bin | 1101100110001… |
… | …1010110111101 |
3 | 10222022102120002 |
4 | 3121203112331 |
5 | 104044430302 |
6 | 5354204045 |
7 | 1261514306 |
oct | 331432675 |
9 | 128272502 |
10 | 57030077 |
11 | 2a2125a5 |
12 | 17123625 |
13 | ba7a210 |
14 | 78077ad |
15 | 5017c02 |
hex | 36635bd |
57030077 has 8 divisors (see below), whose sum is σ = 64649760. Its totient is φ = 49872240.
The previous prime is 57030073. The next prime is 57030079. The reversal of 57030077 is 77003075.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 57030077 - 22 = 57030073 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57030073) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 115199 + ... + 115692.
It is an arithmetic number, because the mean of its divisors is an integer number (8081220).
Almost surely, 257030077 is an apocalyptic number.
It is an amenable number.
57030077 is a deficient number, since it is larger than the sum of its proper divisors (7619683).
57030077 is a wasteful number, since it uses less digits than its factorization.
57030077 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 230923.
The product of its (nonzero) digits is 5145, while the sum is 29.
The square root of 57030077 is about 7551.8260705607. The cubic root of 57030077 is about 384.9177920839.
The spelling of 57030077 in words is "fifty-seven million, thirty thousand, seventy-seven".
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