Base | Representation |
---|---|
bin | 110101110001001011… |
… | …001001010001001001 |
3 | 12112000112102121210211 |
4 | 311301023021101021 |
5 | 1421214212244201 |
6 | 42304453241121 |
7 | 4112454065311 |
oct | 656113112111 |
9 | 175015377724 |
10 | 57733321801 |
11 | 22536a561a1 |
12 | b2329331a1 |
13 | 55a0c80c9c |
14 | 2b1981a441 |
15 | 177d764651 |
hex | d712c9449 |
57733321801 has 32 divisors (see below), whose sum is σ = 62388986400. Its totient is φ = 53231861760.
The previous prime is 57733321787. The next prime is 57733321817. The reversal of 57733321801 is 10812333775.
It can be written as a sum of positive squares in 16 ways, for example, as 44282889225 + 13450432576 = 210435^2 + 115976^2 .
It is a cyclic number.
It is not a de Polignac number, because 57733321801 - 25 = 57733321769 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57733321301) 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, 137133571 + ... + 137133991.
It is an arithmetic number, because the mean of its divisors is an integer number (1949655825).
Almost surely, 257733321801 is an apocalyptic number.
57733321801 is the 196186-th pentagonal number.
It is an amenable number.
57733321801 is a deficient number, since it is larger than the sum of its proper divisors (4655664599).
57733321801 is a wasteful number, since it uses less digits than its factorization.
With its predecessor (57733321800) it forms a Ruth-Aaron pair, since the sum of their distinct prime factors is the same (1149).
57733321801 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1149.
The product of its (nonzero) digits is 105840, while the sum is 40.
The spelling of 57733321801 in words is "fifty-seven billion, seven hundred thirty-three million, three hundred twenty-one thousand, eight hundred one".
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