Base | Representation |
---|---|
bin | 1101000100010… |
… | …1010010010100 |
3 | 10211010121211200 |
4 | 3101011102110 |
5 | 103012402443 |
6 | 5234432500 |
7 | 1233606120 |
oct | 321052224 |
9 | 124117750 |
10 | 54809748 |
11 | 28a36414 |
12 | 16432730 |
13 | b480706 |
14 | 73ca580 |
15 | 4c29dd3 |
hex | 3445494 |
54809748 has 36 divisors (see below), whose sum is σ = 158340000. Its totient is φ = 15659856.
The previous prime is 54809747. The next prime is 54809749. The reversal of 54809748 is 84790845.
It is an interprime number because it is at equal distance from previous prime (54809747) and next prime (54809749).
It is a tau number, because it is divible by the number of its divisors (36).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54809747) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 108498 + ... + 109001.
Almost surely, 254809748 is an apocalyptic number.
It is an amenable number.
54809748 is an abundant number, since it is smaller than the sum of its proper divisors (103530252).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54809748 is a wasteful number, since it uses less digits than its factorization.
54809748 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 217516 (or 217511 counting only the distinct ones).
The product of its (nonzero) digits is 322560, while the sum is 45.
The square root of 54809748 is about 7403.3605882734. The cubic root of 54809748 is about 379.8562429447.
The spelling of 54809748 in words is "fifty-four million, eight hundred nine thousand, seven hundred forty-eight".
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