Base | Representation |
---|---|
bin | 110101101110010110… |
… | …010111001010011101 |
3 | 12111220020020220101010 |
4 | 311232112113022131 |
5 | 1421120044240103 |
6 | 42300041405433 |
7 | 4111340214561 |
oct | 655626271235 |
9 | 174806226333 |
10 | 57685930653 |
11 | 2251222755a |
12 | b21aa99879 |
13 | 55941ca1a0 |
14 | 2b134016a1 |
15 | 1779502903 |
hex | d6e59729d |
57685930653 has 32 divisors (see below), whose sum is σ = 85326595200. Its totient is φ = 34440618240.
The previous prime is 57685930649. The next prime is 57685930693. The reversal of 57685930653 is 35603958675.
It is not a de Polignac number, because 57685930653 - 22 = 57685930649 is a prime.
It is a super-3 number, since 3×576859306533 (a number of 33 digits) contains 333 as substring.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 57685930593 and 57685930602.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (57685930693) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 134443 + ... + 365303.
It is an arithmetic number, because the mean of its divisors is an integer number (2666456100).
Almost surely, 257685930653 is an apocalyptic number.
It is an amenable number.
57685930653 is a deficient number, since it is larger than the sum of its proper divisors (27640664547).
57685930653 is a wasteful number, since it uses less digits than its factorization.
57685930653 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231069.
The product of its (nonzero) digits is 20412000, while the sum is 57.
The spelling of 57685930653 in words is "fifty-seven billion, six hundred eighty-five million, nine hundred thirty thousand, six hundred fifty-three".
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