Base | Representation |
---|---|
bin | 110101100100011111… |
… | …101100111011111001 |
3 | 12111110201011120220201 |
4 | 311210133230323321 |
5 | 1420300233410334 |
6 | 42231414122201 |
7 | 4104262043410 |
oct | 654437547371 |
9 | 174421146821 |
10 | 57520606969 |
11 | 22437979411 |
12 | b193650361 |
13 | 5568b94517 |
14 | 2ad9488477 |
15 | 1769c47c14 |
hex | d647ecef9 |
57520606969 has 16 divisors (see below), whose sum is σ = 66101380992. Its totient is φ = 49030898688.
The previous prime is 57520606961. The next prime is 57520606999. The reversal of 57520606969 is 96960602575.
It is a cyclic number.
It is not a de Polignac number, because 57520606969 - 23 = 57520606961 is a prime.
It is a super-2 number, since 2×575206069692 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (57520606961) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5294547 + ... + 5305399.
It is an arithmetic number, because the mean of its divisors is an integer number (4131336312).
Almost surely, 257520606969 is an apocalyptic number.
It is an amenable number.
57520606969 is a deficient number, since it is larger than the sum of its proper divisors (8580774023).
57520606969 is a wasteful number, since it uses less digits than its factorization.
57520606969 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 14976.
The product of its (nonzero) digits is 6123600, while the sum is 55.
The spelling of 57520606969 in words is "fifty-seven billion, five hundred twenty million, six hundred six thousand, nine hundred sixty-nine".
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