Base | Representation |
---|---|
bin | 101010010101010101… |
… | …001001110110110100 |
3 | 11100022211122110000101 |
4 | 222111111021312310 |
5 | 1221042441223130 |
6 | 32514242523444 |
7 | 3166263216343 |
oct | 522525116664 |
9 | 140284573011 |
10 | 45455023540 |
11 | 183061a2a63 |
12 | 8986966584 |
13 | 4395279544 |
14 | 22b2c77b5a |
15 | 12b08701ca |
hex | a95549db4 |
45455023540 has 24 divisors (see below), whose sum is σ = 100479526560. Its totient is φ = 17225061408.
The previous prime is 45455023519. The next prime is 45455023543. The reversal of 45455023540 is 4532055454.
45455023540 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 45455023540.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (45455023543) 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, 59808862 + ... + 59809621.
It is an arithmetic number, because the mean of its divisors is an integer number (4186646940).
Almost surely, 245455023540 is an apocalyptic number.
It is an amenable number.
45455023540 is an abundant number, since it is smaller than the sum of its proper divisors (55024503020).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
45455023540 is a wasteful number, since it uses less digits than its factorization.
45455023540 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 119618511 (or 119618509 counting only the distinct ones).
The product of its (nonzero) digits is 240000, while the sum is 37.
Adding to 45455023540 its reverse (4532055454), we get a palindrome (49987078994).
The spelling of 45455023540 in words is "forty-five billion, four hundred fifty-five million, twenty-three thousand, five hundred forty".
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