Base | Representation |
---|---|
bin | 1101000011000… |
… | …1100001000010 |
3 | 10210222111202111 |
4 | 3100301201002 |
5 | 103002310040 |
6 | 5233005534 |
7 | 1233121045 |
oct | 320614102 |
9 | 123874674 |
10 | 54728770 |
11 | 28990598 |
12 | 163b38aa |
13 | b4528b5 |
14 | 73a8c5c |
15 | 4c10dea |
hex | 3431842 |
54728770 has 16 divisors (see below), whose sum is σ = 99620280. Its totient is φ = 21645184.
The previous prime is 54728761. The next prime is 54728777. The reversal of 54728770 is 7782745.
It can be written as a sum of positive squares in 4 ways, for example, as 49126081 + 5602689 = 7009^2 + 2367^2 .
It is not an unprimeable number, because it can be changed into a prime (54728777) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29857 + ... + 31636.
Almost surely, 254728770 is an apocalyptic number.
54728770 is a deficient number, since it is larger than the sum of its proper divisors (44891510).
54728770 is a wasteful number, since it uses less digits than its factorization.
54728770 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 61589.
The product of its (nonzero) digits is 109760, while the sum is 40.
The square root of 54728770 is about 7397.8895639229. The cubic root of 54728770 is about 379.6690794012.
The spelling of 54728770 in words is "fifty-four million, seven hundred twenty-eight thousand, seven hundred seventy".
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