Base | Representation |
---|---|
bin | 1101010011111… |
… | …0101100111111 |
3 | 10220001112020010 |
4 | 3110332230333 |
5 | 103243100414 |
6 | 5312354303 |
7 | 1245362433 |
oct | 324765477 |
9 | 126045203 |
10 | 55831359 |
11 | 29573a21 |
12 | 16845993 |
13 | b74a70c |
14 | 75b49c3 |
15 | 4d7c959 |
hex | 353eb3f |
55831359 has 8 divisors (see below), whose sum is σ = 75028480. Its totient is φ = 36927576.
The previous prime is 55831339. The next prime is 55831387. The reversal of 55831359 is 95313855.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 55831359 - 28 = 55831103 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 (55831339) 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, 72889 + ... + 73650.
It is an arithmetic number, because the mean of its divisors is an integer number (9378560).
Almost surely, 255831359 is an apocalyptic number.
55831359 is a deficient number, since it is larger than the sum of its proper divisors (19197121).
55831359 is a wasteful number, since it uses less digits than its factorization.
55831359 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 146669.
The product of its digits is 81000, while the sum is 39.
The square root of 55831359 is about 7472.0384768817. The cubic root of 55831359 is about 382.2018044117.
The spelling of 55831359 in words is "fifty-five million, eight hundred thirty-one thousand, three hundred fifty-nine".
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