Base | Representation |
---|---|
bin | 1100111010110… |
… | …0111000001000 |
3 | 10202221220111122 |
4 | 3032230320020 |
5 | 102332413410 |
6 | 5213214412 |
7 | 1225366106 |
oct | 316547010 |
9 | 122856448 |
10 | 54185480 |
11 | 2864a398 |
12 | 16191408 |
13 | b2c251b |
14 | 72a6c76 |
15 | 4b54e55 |
hex | 33ace08 |
54185480 has 16 divisors (see below), whose sum is σ = 121917420. Its totient is φ = 21674176.
The previous prime is 54185431. The next prime is 54185533. The reversal of 54185480 is 8458145.
It can be written as a sum of positive squares in 2 ways, for example, as 44809636 + 9375844 = 6694^2 + 3062^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 54185480.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 677279 + ... + 677358.
Almost surely, 254185480 is an apocalyptic number.
It is an amenable number.
54185480 is an abundant number, since it is smaller than the sum of its proper divisors (67731940).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
54185480 is a wasteful number, since it uses less digits than its factorization.
54185480 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1354648 (or 1354644 counting only the distinct ones).
The product of its (nonzero) digits is 25600, while the sum is 35.
The square root of 54185480 is about 7361.0787252956. The cubic root of 54185480 is about 378.4085799776.
The spelling of 54185480 in words is "fifty-four million, one hundred eighty-five thousand, four hundred eighty".
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