Base | Representation |
---|---|
bin | 1101101100110… |
… | …0110011000001 |
3 | 11000010100222111 |
4 | 3123030303001 |
5 | 104202240303 |
6 | 5411335321 |
7 | 1265263363 |
oct | 333146301 |
9 | 130110874 |
10 | 57461953 |
11 | 2a48801a |
12 | 172b1541 |
13 | bb9b973 |
14 | 78bad33 |
15 | 50a0b6d |
hex | 36cccc1 |
57461953 has 4 divisors (see below), whose sum is σ = 57477168. Its totient is φ = 57446740.
The previous prime is 57461923. The next prime is 57461959. The reversal of 57461953 is 35916475.
57461953 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, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57461953 is a prime.
It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57461959) by changing a digit.
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 in 3 ways as a sum of consecutive naturals, for example, 2850 + ... + 11092.
It is an arithmetic number, because the mean of its divisors is an integer number (14369292).
Almost surely, 257461953 is an apocalyptic number.
It is an amenable number.
57461953 is a deficient number, since it is larger than the sum of its proper divisors (15215).
57461953 is an equidigital number, since it uses as much as digits as its factorization.
57461953 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15214.
The product of its digits is 113400, while the sum is 40.
The square root of 57461953 is about 7580.3662840261. The cubic root of 57461953 is about 385.8869817762.
The spelling of 57461953 in words is "fifty-seven million, four hundred sixty-one thousand, nine hundred fifty-three".
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