Base | Representation |
---|---|
bin | 1101000001110… |
… | …1001001010011 |
3 | 10210211021022011 |
4 | 3100131021103 |
5 | 102442122311 |
6 | 5231123351 |
7 | 1232322556 |
oct | 320351123 |
9 | 123737264 |
10 | 54645331 |
11 | 28933934 |
12 | 16373557 |
13 | b423920 |
14 | 738669d |
15 | 4be6321 |
hex | 341d253 |
54645331 has 8 divisors (see below), whose sum is σ = 59371200. Its totient is φ = 49994112.
The previous prime is 54645329. The next prime is 54645347. The reversal of 54645331 is 13354645.
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 54645331 - 21 = 54645329 is a prime.
It is a super-2 number, since 2×546453312 = 5972224400199122, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 54645293 and 54645302.
It is not an unprimeable number, because it can be changed into a prime (54645301) 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, 17131 + ... + 20068.
It is an arithmetic number, because the mean of its divisors is an integer number (7421400).
Almost surely, 254645331 is an apocalyptic number.
54645331 is a deficient number, since it is larger than the sum of its proper divisors (4725869).
54645331 is a wasteful number, since it uses less digits than its factorization.
54645331 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 37325.
The product of its digits is 21600, while the sum is 31.
The square root of 54645331 is about 7392.2480342586. The cubic root of 54645331 is about 379.4760345533.
Adding to 54645331 its reverse (13354645), we get a palindrome (67999976).
The spelling of 54645331 in words is "fifty-four million, six hundred forty-five thousand, three hundred thirty-one".
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