Base | Representation |
---|---|
bin | 110010111010100111… |
… | …001100011011010101 |
3 | 12020010002002022200100 |
4 | 302322213030123111 |
5 | 1343431113203440 |
6 | 41040521204313 |
7 | 3643533052164 |
oct | 627247143325 |
9 | 166102068610 |
10 | 54670444245 |
11 | 21205049a2a |
12 | a719030699 |
13 | 5203552ac1 |
14 | 2908b273db |
15 | 164e900230 |
hex | cba9cc6d5 |
54670444245 has 48 divisors (see below), whose sum is σ = 100461507120. Its totient is φ = 27408187392.
The previous prime is 54670444243. The next prime is 54670444249. The reversal of 54670444245 is 54244407645.
It is a happy number.
It can be written as a sum of positive squares in 8 ways, for example, as 1262309841 + 53408134404 = 35529^2 + 231102^2 .
It is not a de Polignac number, because 54670444245 - 21 = 54670444243 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (45).
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 54670444245.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54670444243) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 574717 + ... + 663053.
It is an arithmetic number, because the mean of its divisors is an integer number (2092948065).
Almost surely, 254670444245 is an apocalyptic number.
It is an amenable number.
54670444245 is a deficient number, since it is larger than the sum of its proper divisors (45791062875).
54670444245 is a wasteful number, since it uses less digits than its factorization.
54670444245 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 89174 (or 89171 counting only the distinct ones).
The product of its (nonzero) digits is 2150400, while the sum is 45.
The spelling of 54670444245 in words is "fifty-four billion, six hundred seventy million, four hundred forty-four thousand, two hundred forty-five".
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