Base | Representation |
---|---|
bin | 1101001000011… |
… | …0001010101001 |
3 | 10211122010101020 |
4 | 3102012022221 |
5 | 103044403442 |
6 | 5244243053 |
7 | 1236063651 |
oct | 322061251 |
9 | 124563336 |
10 | 55075497 |
11 | 290a8044 |
12 | 16540489 |
13 | b544669 |
14 | 7459361 |
15 | 4c7d9ec |
hex | 34862a9 |
55075497 has 16 divisors (see below), whose sum is σ = 75917760. Its totient is φ = 35496000.
The previous prime is 55075483. The next prime is 55075511. The reversal of 55075497 is 79457055.
It is an interprime number because it is at equal distance from previous prime (55075483) and next prime (55075511).
It is not a de Polignac number, because 55075497 - 214 = 55059113 is a prime.
It is not an unprimeable number, because it can be changed into a prime (55075417) 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 15 ways as a sum of consecutive naturals, for example, 8247 + ... + 13347.
It is an arithmetic number, because the mean of its divisors is an integer number (4744860).
Almost surely, 255075497 is an apocalyptic number.
It is an amenable number.
55075497 is a deficient number, since it is larger than the sum of its proper divisors (20842263).
55075497 is a wasteful number, since it uses less digits than its factorization.
55075497 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5224.
The product of its (nonzero) digits is 220500, while the sum is 42.
The square root of 55075497 is about 7421.2867482668. The cubic root of 55075497 is about 380.4691734895.
The spelling of 55075497 in words is "fifty-five million, seventy-five thousand, four hundred ninety-seven".
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