Base | Representation |
---|---|
bin | 110100010100100011… |
… | …011110110000101101 |
3 | 12101000020111020112212 |
4 | 310110203132300231 |
5 | 1410023412421310 |
6 | 41450343540205 |
7 | 4026115123046 |
oct | 642443366055 |
9 | 171006436485 |
10 | 56179420205 |
11 | 219098aa9a7 |
12 | aa7a45a665 |
13 | 53b406879c |
14 | 2a0d2c58cd |
15 | 16dc11e205 |
hex | d148dec2d |
56179420205 has 8 divisors (see below), whose sum is σ = 67494342552. Its totient is φ = 44890843968.
The previous prime is 56179420189. The next prime is 56179420313. The reversal of 56179420205 is 50202497165.
56179420205 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 798740644 + 55380679561 = 28262^2 + 235331^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 56179420205 - 24 = 56179420189 is a prime.
It is a super-2 number, since 2×561794202052 (a number of 22 digits) contains 22 as substring.
It is a Duffinian number.
It is a Curzon number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6581834 + ... + 6590363.
It is an arithmetic number, because the mean of its divisors is an integer number (8436792819).
Almost surely, 256179420205 is an apocalyptic number.
It is an amenable number.
56179420205 is a deficient number, since it is larger than the sum of its proper divisors (11314922347).
56179420205 is a wasteful number, since it uses less digits than its factorization.
56179420205 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13173055.
The product of its (nonzero) digits is 151200, while the sum is 41.
The spelling of 56179420205 in words is "fifty-six billion, one hundred seventy-nine million, four hundred twenty thousand, two hundred five".
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