Base | Representation |
---|---|
bin | 1101001011010… |
… | …1111001110101 |
3 | 10212000001121011 |
4 | 3102311321311 |
5 | 103122133104 |
6 | 5252352221 |
7 | 1240540012 |
oct | 322657165 |
9 | 125001534 |
10 | 55271029 |
11 | 29220a40 |
12 | 16615671 |
13 | b5b2668 |
14 | 74aa709 |
15 | 4cbb904 |
hex | 34b5e75 |
55271029 has 8 divisors (see below), whose sum is σ = 63842688. Its totient is φ = 47290560.
The previous prime is 55270991. The next prime is 55271077. The reversal of 55271029 is 92017255.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 55271029 - 211 = 55268981 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 (55271089) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147597 + ... + 147970.
It is an arithmetic number, because the mean of its divisors is an integer number (7980336).
Almost surely, 255271029 is an apocalyptic number.
It is an amenable number.
55271029 is a deficient number, since it is larger than the sum of its proper divisors (8571659).
55271029 is a wasteful number, since it uses less digits than its factorization.
55271029 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 295595.
The product of its (nonzero) digits is 6300, while the sum is 31.
The square root of 55271029 is about 7434.4488027022. The cubic root of 55271029 is about 380.9188957594.
It can be divided in two parts, 5527 and 1029, that added together give a palindrome (6556).
The spelling of 55271029 in words is "fifty-five million, two hundred seventy-one thousand, twenty-nine".
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