Base | Representation |
---|---|
bin | 110101011010011001… |
… | …001110001011111101 |
3 | 12111000220021120110001 |
4 | 311122121032023331 |
5 | 1414423342322442 |
6 | 42202521514301 |
7 | 4100133420061 |
oct | 653231161375 |
9 | 174026246401 |
10 | 57351135997 |
11 | 22360248361 |
12 | b146942991 |
13 | 553ca38c3c |
14 | 2ac0b71aa1 |
15 | 1759e1e2b7 |
hex | d5a64e2fd |
57351135997 has 4 divisors (see below), whose sum is σ = 57736043100. Its totient is φ = 56966228896.
The previous prime is 57351135971. The next prime is 57351136021. The reversal of 57351135997 is 79953115375.
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 10305092196 + 47046043801 = 101514^2 + 216901^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-57351135997 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 (57351135917) 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, 192453328 + ... + 192453625.
It is an arithmetic number, because the mean of its divisors is an integer number (14434010775).
Almost surely, 257351135997 is an apocalyptic number.
It is an amenable number.
57351135997 is a deficient number, since it is larger than the sum of its proper divisors (384907103).
57351135997 is a wasteful number, since it uses less digits than its factorization.
57351135997 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 384907102.
The product of its digits is 4465125, while the sum is 55.
The spelling of 57351135997 in words is "fifty-seven billion, three hundred fifty-one million, one hundred thirty-five thousand, nine hundred ninety-seven".
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