Base | Representation |
---|---|
bin | 110101101101100100… |
… | …010010010000010101 |
3 | 12111212022112222002200 |
4 | 311231210102100111 |
5 | 1421103214201344 |
6 | 42254452155113 |
7 | 4111120511550 |
oct | 655544222025 |
9 | 174768488080 |
10 | 57672803349 |
11 | 22505880847 |
12 | b216608a99 |
13 | 5591582055 |
14 | 2b11785697 |
15 | 17782ad069 |
hex | d6d912415 |
57672803349 has 24 divisors (see below), whose sum is σ = 95214704832. Its totient is φ = 32952839040.
The previous prime is 57672803329. The next prime is 57672803371. The reversal of 57672803349 is 94330827675.
57672803349 is a `hidden beast` number, since 576 + 7 + 28 + 0 + 3 + 3 + 49 = 666.
It is a de Polignac number, because none of the positive numbers 2k-57672803349 is a prime.
It is a super-2 number, since 2×576728033492 (a number of 22 digits) contains 22 as substring.
It is a junction number, because it is equal to n+sod(n) for n = 57672803295 and 57672803304.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57672803329) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 765442 + ... + 837404.
It is an arithmetic number, because the mean of its divisors is an integer number (3967279368).
Almost surely, 257672803349 is an apocalyptic number.
It is an amenable number.
57672803349 is a deficient number, since it is larger than the sum of its proper divisors (37541901483).
57672803349 is a wasteful number, since it uses less digits than its factorization.
57672803349 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 84697 (or 84694 counting only the distinct ones).
The product of its (nonzero) digits is 7620480, while the sum is 54.
The spelling of 57672803349 in words is "fifty-seven billion, six hundred seventy-two million, eight hundred three thousand, three hundred forty-nine".
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