Base | Representation |
---|---|
bin | 11100000111010… |
… | …001011111001101 |
3 | 1012212112020210120 |
4 | 130013101133031 |
5 | 1431221344220 |
6 | 114445255153 |
7 | 14455055235 |
oct | 3407213715 |
9 | 1185466716 |
10 | 471668685 |
11 | 222276734 |
12 | 111b644b9 |
13 | 769457c7 |
14 | 468dccc5 |
15 | 2b61da40 |
hex | 1c1d17cd |
471668685 has 16 divisors (see below), whose sum is σ = 755807424. Its totient is φ = 251177472.
The previous prime is 471668683. The next prime is 471668693. The reversal of 471668685 is 586866174.
It is not a de Polignac number, because 471668685 - 21 = 471668683 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (471668683) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13267 + ... + 33456.
It is an arithmetic number, because the mean of its divisors is an integer number (47237964).
Almost surely, 2471668685 is an apocalyptic number.
It is an amenable number.
471668685 is a deficient number, since it is larger than the sum of its proper divisors (284138739).
471668685 is a wasteful number, since it uses less digits than its factorization.
471668685 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 47404.
The product of its digits is 1935360, while the sum is 51.
The square root of 471668685 is about 21717.9346393712. The cubic root of 471668685 is about 778.4170642461.
The spelling of 471668685 in words is "four hundred seventy-one million, six hundred sixty-eight thousand, six hundred eighty-five".
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