Base | Representation |
---|---|
bin | 110110010011… |
… | …1001101100010 |
3 | 1222120112110112 |
4 | 1230213031202 |
5 | 24242102122 |
6 | 2454131322 |
7 | 464003135 |
oct | 154471542 |
9 | 58515415 |
10 | 28472162 |
11 | 15087614 |
12 | 9650b42 |
13 | 5b8b744 |
14 | 3ad221c |
15 | 27762e2 |
hex | 1b27362 |
28472162 has 8 divisors (see below), whose sum is σ = 43020396. Its totient is φ = 14132032.
The previous prime is 28472159. The next prime is 28472201. The reversal of 28472162 is 26127482.
It can be written as a sum of positive squares in 2 ways, for example, as 27994681 + 477481 = 5291^2 + 691^2 .
It is a sphenic number, since it is the product of 3 distinct primes.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 51683 + ... + 52230.
Almost surely, 228472162 is an apocalyptic number.
28472162 is a deficient number, since it is larger than the sum of its proper divisors (14548234).
28472162 is a wasteful number, since it uses less digits than its factorization.
28472162 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 104052.
The product of its digits is 10752, while the sum is 32.
The square root of 28472162 is about 5335.9312214458. The cubic root of 28472162 is about 305.3562512858.
The spelling of 28472162 in words is "twenty-eight million, four hundred seventy-two thousand, one hundred sixty-two".
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