Base | Representation |
---|---|
bin | 1110011001111001111 |
3 | 212222111001 |
4 | 1303033033 |
5 | 110101030 |
6 | 14041131 |
7 | 4004065 |
oct | 1631717 |
9 | 788431 |
10 | 472015 |
11 | 2a26a5 |
12 | 1a91a7 |
13 | 136acb |
14 | c4035 |
15 | 94cca |
hex | 733cf |
472015 has 8 divisors (see below), whose sum is σ = 575280. Its totient is φ = 371712.
The previous prime is 471997. The next prime is 472019. The reversal of 472015 is 510274.
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 472015 - 29 = 471503 is a prime.
It is a zygodrome in base 2.
It is a junction number, because it is equal to n+sod(n) for n = 471983 and 472001.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472019) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 370 + ... + 1039.
It is an arithmetic number, because the mean of its divisors is an integer number (71910).
2472015 is an apocalyptic number.
472015 is a deficient number, since it is larger than the sum of its proper divisors (103265).
472015 is a wasteful number, since it uses less digits than its factorization.
472015 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1481.
The product of its (nonzero) digits is 280, while the sum is 19.
The square root of 472015 is about 687.0334780780. The cubic root of 472015 is about 77.8607530961.
Adding to 472015 its reverse (510274), we get a palindrome (982289).
The spelling of 472015 in words is "four hundred seventy-two thousand, fifteen".
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