Base | Representation |
---|---|
bin | 1101110000011… |
… | …0100110110101 |
3 | 11000120101210102 |
4 | 3130012212311 |
5 | 104232324431 |
6 | 5420403445 |
7 | 1300300622 |
oct | 334064665 |
9 | 130511712 |
10 | 57698741 |
11 | 2a629a11 |
12 | 173a6585 |
13 | bc52689 |
14 | 793d349 |
15 | 50eadcb |
hex | 37069b5 |
57698741 has 4 divisors (see below), whose sum is σ = 58644684. Its totient is φ = 56752800.
The previous prime is 57698717. The next prime is 57698747. The reversal of 57698741 is 14789675.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 23136100 + 34562641 = 4810^2 + 5879^2 .
It is a cyclic number.
It is not a de Polignac number, because 57698741 - 214 = 57682357 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 (57698747) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 472880 + ... + 473001.
It is an arithmetic number, because the mean of its divisors is an integer number (14661171).
Almost surely, 257698741 is an apocalyptic number.
It is an amenable number.
57698741 is a deficient number, since it is larger than the sum of its proper divisors (945943).
57698741 is an equidigital number, since it uses as much as digits as its factorization.
57698741 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 945942.
The product of its digits is 423360, while the sum is 47.
The square root of 57698741 is about 7595.9687334796. The cubic root of 57698741 is about 386.4163069995.
The spelling of 57698741 in words is "fifty-seven million, six hundred ninety-eight thousand, seven hundred forty-one".
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