Base | Representation |
---|---|
bin | 1101000110111… |
… | …1010100111100 |
3 | 10211110101001110 |
4 | 3101233110330 |
5 | 103033410243 |
6 | 5242242020 |
7 | 1235224140 |
oct | 321572474 |
9 | 124411043 |
10 | 54981948 |
11 | 2904382a |
12 | 164b6310 |
13 | b510bc8 |
14 | 7433220 |
15 | 4c60e33 |
hex | 346f53c |
54981948 has 48 divisors (see below), whose sum is σ = 147087360. Its totient is φ = 15658944.
The previous prime is 54981929. The next prime is 54981959. The reversal of 54981948 is 84918945.
It is a nialpdrome in base 14.
It is a junction number, because it is equal to n+sod(n) for n = 54981897 and 54981906.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31318 + ... + 33026.
It is an arithmetic number, because the mean of its divisors is an integer number (3064320).
Almost surely, 254981948 is an apocalyptic number.
It is an amenable number.
54981948 is an abundant number, since it is smaller than the sum of its proper divisors (92105412).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54981948 is a wasteful number, since it uses less digits than its factorization.
54981948 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2106 (or 2104 counting only the distinct ones).
The product of its digits is 414720, while the sum is 48.
The square root of 54981948 is about 7414.9813216218. The cubic root of 54981948 is about 380.2536349186.
The spelling of 54981948 in words is "fifty-four million, nine hundred eighty-one thousand, nine hundred forty-eight".
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