Base | Representation |
---|---|
bin | 1101000000000… |
… | …0001100111100 |
3 | 10210121020200101 |
4 | 3100000030330 |
5 | 102424324110 |
6 | 5224410444 |
7 | 1231320130 |
oct | 320001474 |
9 | 123536611 |
10 | 54526780 |
11 | 28862860 |
12 | 16316a24 |
13 | b3b1989 |
14 | 73553c0 |
15 | 4bc113a |
hex | 340033c |
54526780 has 48 divisors (see below), whose sum is σ = 142765056. Its totient is φ = 16994880.
The previous prime is 54526753. The next prime is 54526783. The reversal of 54526780 is 8762545.
It is a happy number.
It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54526783) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16164 + ... + 19243.
It is an arithmetic number, because the mean of its divisors is an integer number (2974272).
Almost surely, 254526780 is an apocalyptic number.
It is an amenable number.
54526780 is an abundant number, since it is smaller than the sum of its proper divisors (88238276).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54526780 is a wasteful number, since it uses less digits than its factorization.
54526780 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 35434 (or 35432 counting only the distinct ones).
The product of its (nonzero) digits is 67200, while the sum is 37.
The square root of 54526780 is about 7384.2250778264. The cubic root of 54526780 is about 379.2014161822.
The spelling of 54526780 in words is "fifty-four million, five hundred twenty-six thousand, seven hundred eighty".
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