Base | Representation |
---|---|
bin | 1101000011000… |
… | …1011001010101 |
3 | 10210222111002020 |
4 | 3100301121111 |
5 | 103002301102 |
6 | 5233003353 |
7 | 1233116442 |
oct | 320613125 |
9 | 123874066 |
10 | 54728277 |
11 | 2899018a |
12 | 163b3559 |
13 | b4525c6 |
14 | 73a89c9 |
15 | 4c10bbc |
hex | 3431655 |
54728277 has 16 divisors (see below), whose sum is σ = 75306240. Its totient is φ = 35335872.
The previous prime is 54728243. The next prime is 54728279. The reversal of 54728277 is 77282745.
It is not a de Polignac number, because 54728277 - 212 = 54724181 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (54728279) 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, 10383 + ... + 14739.
It is an arithmetic number, because the mean of its divisors is an integer number (4706640).
Almost surely, 254728277 is an apocalyptic number.
It is an amenable number.
54728277 is a deficient number, since it is larger than the sum of its proper divisors (20577963).
54728277 is a wasteful number, since it uses less digits than its factorization.
54728277 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4492.
The product of its digits is 219520, while the sum is 42.
The square root of 54728277 is about 7397.8562435343. The cubic root of 54728277 is about 379.6679393706.
The spelling of 54728277 in words is "fifty-four million, seven hundred twenty-eight thousand, two hundred seventy-seven".
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