Base | Representation |
---|---|
bin | 11100001001011… |
… | …110011111010111 |
3 | 1012220121121001011 |
4 | 130021132133113 |
5 | 1431343334411 |
6 | 114505513051 |
7 | 14463012112 |
oct | 3411363727 |
9 | 1186547034 |
10 | 472246231 |
11 | 222630646 |
12 | 1121a2787 |
13 | 76ab8652 |
14 | 46a0d579 |
15 | 2b6d4c21 |
hex | 1c25e7d7 |
472246231 has 4 divisors (see below), whose sum is σ = 474976152. Its totient is φ = 469516312.
The previous prime is 472246211. The next prime is 472246249. The reversal of 472246231 is 132642274.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 472246231 - 25 = 472246199 is a prime.
It is a super-2 number, since 2×4722462312 = 446033005387410722, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 472246193 and 472246202.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (472246211) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1364701 + ... + 1365046.
It is an arithmetic number, because the mean of its divisors is an integer number (118744038).
Almost surely, 2472246231 is an apocalyptic number.
472246231 is a deficient number, since it is larger than the sum of its proper divisors (2729921).
472246231 is a wasteful number, since it uses less digits than its factorization.
472246231 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2729920.
The product of its digits is 16128, while the sum is 31.
The square root of 472246231 is about 21731.2270937469. The cubic root of 472246231 is about 778.7346517848.
The spelling of 472246231 in words is "four hundred seventy-two million, two hundred forty-six thousand, two hundred thirty-one".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.072 sec. • engine limits •