Base | Representation |
---|---|
bin | 11100001011111… |
… | …010101001100101 |
3 | 1012221211002110011 |
4 | 130023322221211 |
5 | 1432024321421 |
6 | 114531330221 |
7 | 14501314660 |
oct | 3413725145 |
9 | 1187732404 |
10 | 472885861 |
11 | 222a28168 |
12 | 112450971 |
13 | 76c80826 |
14 | 46b386d7 |
15 | 2b7ae4e1 |
hex | 1c2faa65 |
472885861 has 8 divisors (see below), whose sum is σ = 559077120. Its totient is φ = 391353648.
The previous prime is 472885859. The next prime is 472885867. The reversal of 472885861 is 168588274.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 472885861 - 21 = 472885859 is a prime.
It is a super-2 number, since 2×4728858612 = 447242075067422642, which contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472885867) 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, 1164541 + ... + 1164946.
It is an arithmetic number, because the mean of its divisors is an integer number (69884640).
Almost surely, 2472885861 is an apocalyptic number.
It is an amenable number.
472885861 is a deficient number, since it is larger than the sum of its proper divisors (86191259).
472885861 is a wasteful number, since it uses less digits than its factorization.
472885861 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2329523.
The product of its digits is 860160, while the sum is 49.
The square root of 472885861 is about 21745.9389542048. The cubic root of 472885861 is about 779.0860767395.
The spelling of 472885861 in words is "four hundred seventy-two million, eight hundred eighty-five thousand, eight hundred sixty-one".
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