Base | Representation |
---|---|
bin | 1101001110000… |
… | …0011000100101 |
3 | 10212022220021121 |
4 | 3103200120211 |
5 | 103143220104 |
6 | 5300213541 |
7 | 1242163213 |
oct | 323403045 |
9 | 125286247 |
10 | 55445029 |
11 | 2932a742 |
12 | 1669a2b1 |
13 | b643913 |
14 | 7513cb3 |
15 | 4d03254 |
hex | 34e0625 |
55445029 has 4 divisors (see below), whose sum is σ = 55469376. Its totient is φ = 55420684.
The previous prime is 55445023. The next prime is 55445051. The reversal of 55445029 is 92054455.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 55445029 - 27 = 55444901 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 55444985 and 55445003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55445023) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8359 + ... + 13444.
It is an arithmetic number, because the mean of its divisors is an integer number (13867344).
Almost surely, 255445029 is an apocalyptic number.
It is an amenable number.
55445029 is a deficient number, since it is larger than the sum of its proper divisors (24347).
55445029 is a wasteful number, since it uses less digits than its factorization.
55445029 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24346.
The product of its (nonzero) digits is 36000, while the sum is 34.
The square root of 55445029 is about 7446.1418869103. The cubic root of 55445029 is about 381.3182035465.
The spelling of 55445029 in words is "fifty-five million, four hundred forty-five thousand, twenty-nine".
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