Base | Representation |
---|---|
bin | 1101100101010… |
… | …1111011001111 |
3 | 10222012122002020 |
4 | 3121111323033 |
5 | 104041200210 |
6 | 5353101223 |
7 | 1261165014 |
oct | 331257317 |
9 | 128178066 |
10 | 56975055 |
11 | 2a185225 |
12 | 170b7813 |
13 | ba5b167 |
14 | 77d170b |
15 | 5006770 |
hex | 3655ecf |
56975055 has 16 divisors (see below), whose sum is σ = 94101504. Its totient is φ = 29406240.
The previous prime is 56975047. The next prime is 56975059. The reversal of 56975055 is 55057965.
It is not a de Polignac number, because 56975055 - 23 = 56975047 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 56974998 and 56975016.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56975059) 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, 60799 + ... + 61728.
It is an arithmetic number, because the mean of its divisors is an integer number (5881344).
Almost surely, 256975055 is an apocalyptic number.
56975055 is a deficient number, since it is larger than the sum of its proper divisors (37126449).
56975055 is a wasteful number, since it uses less digits than its factorization.
56975055 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 122566.
The product of its (nonzero) digits is 236250, while the sum is 42.
The square root of 56975055 is about 7548.1822315045. The cubic root of 56975055 is about 384.7939640818.
The spelling of 56975055 in words is "fifty-six million, nine hundred seventy-five thousand, fifty-five".
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