Base | Representation |
---|---|
bin | 1101001100101… |
… | …0001011010101 |
3 | 10212011021111201 |
4 | 3103022023111 |
5 | 103132312234 |
6 | 5254232501 |
7 | 1241334061 |
oct | 323121325 |
9 | 125137451 |
10 | 55354069 |
11 | 29278371 |
12 | 16655731 |
13 | b6113b4 |
14 | 74ccaa1 |
15 | 4cd6314 |
hex | 34ca2d5 |
55354069 has 4 divisors (see below), whose sum is σ = 57262860. Its totient is φ = 53445280.
The previous prime is 55354051. The next prime is 55354099. The reversal of 55354069 is 96045355.
55354069 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 46580625 + 8773444 = 6825^2 + 2962^2 .
It is a cyclic number.
It is not a de Polignac number, because 55354069 - 25 = 55354037 is a prime.
It is a super-2 number, since 2×553540692 = 6128145909713522, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55354009) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 954352 + ... + 954409.
It is an arithmetic number, because the mean of its divisors is an integer number (14315715).
Almost surely, 255354069 is an apocalyptic number.
It is an amenable number.
55354069 is a deficient number, since it is larger than the sum of its proper divisors (1908791).
55354069 is a wasteful number, since it uses less digits than its factorization.
55354069 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1908790.
The product of its (nonzero) digits is 81000, while the sum is 37.
The square root of 55354069 is about 7440.0315187504. The cubic root of 55354069 is about 381.1095663372.
It can be divided in two parts, 5535 and 4069, that added together give a square (9604 = 982).
The spelling of 55354069 in words is "fifty-five million, three hundred fifty-four thousand, sixty-nine".
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