Base | Representation |
---|---|
bin | 110101011101101001… |
… | …010100001010000011 |
3 | 12111011200221000112110 |
4 | 311131221110022003 |
5 | 1420031323431103 |
6 | 42212151030403 |
7 | 4101365166132 |
oct | 653551241203 |
9 | 174150830473 |
10 | 57405686403 |
11 | 2238901693a |
12 | b16106b403 |
13 | 554b1285a0 |
14 | 2ac80d1919 |
15 | 175eae7403 |
hex | d5da54283 |
57405686403 has 16 divisors (see below), whose sum is σ = 82433012480. Its totient is φ = 35324718624.
The previous prime is 57405686341. The next prime is 57405686449. The reversal of 57405686403 is 30468650475.
It is not a de Polignac number, because 57405686403 - 220 = 57404637827 is a prime.
It is not an unprimeable number, because it can be changed into a prime (57405686473) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1289250 + ... + 1333032.
It is an arithmetic number, because the mean of its divisors is an integer number (5152063280).
Almost surely, 257405686403 is an apocalyptic number.
57405686403 is a deficient number, since it is larger than the sum of its proper divisors (25027326077).
57405686403 is a wasteful number, since it uses less digits than its factorization.
57405686403 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 77418.
The product of its (nonzero) digits is 2419200, while the sum is 48.
The spelling of 57405686403 in words is "fifty-seven billion, four hundred five million, six hundred eighty-six thousand, four hundred three".
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