Base | Representation |
---|---|
bin | 1101001011011… |
… | …0001001000111 |
3 | 10212000002221101 |
4 | 3102312021013 |
5 | 103122201012 |
6 | 5252400531 |
7 | 1240542610 |
oct | 322661107 |
9 | 125002841 |
10 | 55272007 |
11 | 2922174a |
12 | 16616147 |
13 | b5b2c3b |
14 | 74aac07 |
15 | 4cbbd57 |
hex | 34b6247 |
55272007 has 16 divisors (see below), whose sum is σ = 66941440. Its totient is φ = 44579808.
The previous prime is 55272001. The next prime is 55272031. The reversal of 55272007 is 70027255.
55272007 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 55272007 - 211 = 55269959 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (55272001) 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 15 ways as a sum of consecutive naturals, for example, 19558 + ... + 22204.
It is an arithmetic number, because the mean of its divisors is an integer number (4183840).
Almost surely, 255272007 is an apocalyptic number.
55272007 is a deficient number, since it is larger than the sum of its proper divisors (11669433).
55272007 is a wasteful number, since it uses less digits than its factorization.
55272007 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2830.
The product of its (nonzero) digits is 4900, while the sum is 28.
The square root of 55272007 is about 7434.5145772942. The cubic root of 55272007 is about 380.9211424849.
The spelling of 55272007 in words is "fifty-five million, two hundred seventy-two thousand, seven".
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