Base | Representation |
---|---|
bin | 110101001110000011… |
… | …010110011000100111 |
3 | 12110111110122211021102 |
4 | 311032003112120213 |
5 | 1414012340411230 |
6 | 42130203510315 |
7 | 4062040426061 |
oct | 651603263047 |
9 | 173443584242 |
10 | 57144075815 |
11 | 22264382a42 |
12 | b0a952839b |
13 | 5508b7c218 |
14 | 2aa1472731 |
15 | 1746b6d045 |
hex | d4e0d6627 |
57144075815 has 8 divisors (see below), whose sum is σ = 68577224400. Its totient is φ = 45712371712.
The previous prime is 57144075787. The next prime is 57144075823. The reversal of 57144075815 is 51857044175.
57144075815 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 57144075815 - 214 = 57144059431 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 57144075815.
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, 272090 + ... + 433959.
It is an arithmetic number, because the mean of its divisors is an integer number (8572153050).
Almost surely, 257144075815 is an apocalyptic number.
57144075815 is a deficient number, since it is larger than the sum of its proper divisors (11433148585).
57144075815 is a wasteful number, since it uses less digits than its factorization.
57144075815 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 722241.
The product of its (nonzero) digits is 784000, while the sum is 47.
The spelling of 57144075815 in words is "fifty-seven billion, one hundred forty-four million, seventy-five thousand, eight hundred fifteen".
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