Base | Representation |
---|---|
bin | 11100000100100… |
… | …001010011010100 |
3 | 1012211011120212112 |
4 | 130010201103110 |
5 | 1431030301103 |
6 | 114422010152 |
7 | 14445661256 |
oct | 3404412324 |
9 | 1184146775 |
10 | 470947028 |
11 | 221923522 |
12 | 111876958 |
13 | 767521a6 |
14 | 46791cd6 |
15 | 2b529cd8 |
hex | 1c1214d4 |
470947028 has 12 divisors (see below), whose sum is σ = 832654452. Its totient is φ = 233045760.
The previous prime is 470947021. The next prime is 470947109. The reversal of 470947028 is 820749074.
It can be written as a sum of positive squares in 2 ways, for example, as 237529744 + 233417284 = 15412^2 + 15278^2 .
It is a super-2 number, since 2×4709470282 = 443582206364065568, which contains 22 as substring.
It is a hoax number, since the sum of its digits (41) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (470947021) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 606503 + ... + 607278.
It is an arithmetic number, because the mean of its divisors is an integer number (69387871).
Almost surely, 2470947028 is an apocalyptic number.
It is an amenable number.
470947028 is a deficient number, since it is larger than the sum of its proper divisors (361707424).
470947028 is a wasteful number, since it uses less digits than its factorization.
470947028 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1213882 (or 1213880 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 41.
The square root of 470947028 is about 21701.3139694351. The cubic root of 470947028 is about 778.0198667506.
The spelling of 470947028 in words is "four hundred seventy million, nine hundred forty-seven thousand, twenty-eight".
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