Base | Representation |
---|---|
bin | 11010110101011… |
… | …001110001101111 |
3 | 1011101010212200002 |
4 | 122311121301233 |
5 | 1410223104311 |
6 | 112401254515 |
7 | 14104460234 |
oct | 3265316157 |
9 | 1141125602 |
10 | 450206831 |
11 | 211148068 |
12 | 10693443b |
13 | 7236cb99 |
14 | 43b1378b |
15 | 297ce93b |
hex | 1ad59c6f |
450206831 has 8 divisors (see below), whose sum is σ = 465715200. Its totient is φ = 434760120.
The previous prime is 450206821. The next prime is 450206833. The reversal of 450206831 is 138602054.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 450206831 - 210 = 450205807 is a prime.
It is a super-2 number, since 2×4502068312 = 405372381358125122, 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 = 450206794 and 450206803.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (450206833) 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, 311 + ... + 30008.
It is an arithmetic number, because the mean of its divisors is an integer number (58214400).
Almost surely, 2450206831 is an apocalyptic number.
450206831 is a deficient number, since it is larger than the sum of its proper divisors (15508369).
450206831 is a wasteful number, since it uses less digits than its factorization.
450206831 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 30829.
The product of its (nonzero) digits is 5760, while the sum is 29.
The square root of 450206831 is about 21218.0779289737. The cubic root of 450206831 is about 766.4268192598.
Adding to 450206831 its reverse (138602054), we get a palindrome (588808885).
The spelling of 450206831 in words is "four hundred fifty million, two hundred six thousand, eight hundred thirty-one".
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