Base | Representation |
---|---|
bin | 1100110101010… |
… | …1110101010011 |
3 | 10202021210102201 |
4 | 3031111311103 |
5 | 102240011242 |
6 | 5201424031 |
7 | 1222352464 |
oct | 315256523 |
9 | 122253381 |
10 | 53828947 |
11 | 28426537 |
12 | 1603b017 |
13 | b1c9163 |
14 | 7212d6b |
15 | 4ad44b7 |
hex | 3355d53 |
53828947 has 8 divisors (see below), whose sum is σ = 56268576. Its totient is φ = 51397632.
The previous prime is 53828923. The next prime is 53828963. The reversal of 53828947 is 74982835.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 53828947 - 219 = 53304659 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 53828897 and 53828906.
It is not an unprimeable number, because it can be changed into a prime (53828977) 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, 13843 + ... + 17299.
It is an arithmetic number, because the mean of its divisors is an integer number (7033572).
Almost surely, 253828947 is an apocalyptic number.
53828947 is a deficient number, since it is larger than the sum of its proper divisors (2439629).
53828947 is a wasteful number, since it uses less digits than its factorization.
53828947 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 4157.
The product of its digits is 483840, while the sum is 46.
The square root of 53828947 is about 7336.8213144386. The cubic root of 53828947 is about 377.5767941659.
The spelling of 53828947 in words is "fifty-three million, eight hundred twenty-eight thousand, nine hundred forty-seven".
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