Base | Representation |
---|---|
bin | 1010110100100… |
… | …1100000000011 |
3 | 10011102001010201 |
4 | 2231021200003 |
5 | 43104433302 |
6 | 4300510031 |
7 | 1060543600 |
oct | 255114003 |
9 | 104361121 |
10 | 45389827 |
11 | 2369205a |
12 | 1324b317 |
13 | 9532bb2 |
14 | 60576a7 |
15 | 3eb8c87 |
hex | 2b49803 |
45389827 has 12 divisors (see below), whose sum is σ = 53926560. Its totient is φ = 38075856.
The previous prime is 45389819. The next prime is 45389849. The reversal of 45389827 is 72898354.
It is not a de Polignac number, because 45389827 - 23 = 45389819 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (45389807) 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, 7552 + ... + 12157.
It is an arithmetic number, because the mean of its divisors is an integer number (4493880).
Almost surely, 245389827 is an apocalyptic number.
45389827 is a gapful number since it is divisible by the number (47) formed by its first and last digit.
45389827 is a deficient number, since it is larger than the sum of its proper divisors (8536733).
45389827 is a wasteful number, since it uses less digits than its factorization.
45389827 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 19770 (or 19763 counting only the distinct ones).
The product of its digits is 483840, while the sum is 46.
The square root of 45389827 is about 6737.1972659259. The cubic root of 45389827 is about 356.7134699501.
It can be divided in two parts, 4538 and 9827, that added together give a triangular number (14365 = T169).
The spelling of 45389827 in words is "forty-five million, three hundred eighty-nine thousand, eight hundred twenty-seven".
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