Base | Representation |
---|---|
bin | 11010110110011… |
… | …001000011101111 |
3 | 1011101122001020002 |
4 | 122312121003233 |
5 | 1410304403111 |
6 | 112411014515 |
7 | 14106620021 |
oct | 3266310357 |
9 | 1141561202 |
10 | 450466031 |
11 | 211304884 |
12 | 106a3a43b |
13 | 72430b62 |
14 | 43b80011 |
15 | 2983163b |
hex | 1ad990ef |
450466031 has 4 divisors (see below), whose sum is σ = 451764552. Its totient is φ = 449167512.
The previous prime is 450466013. The next prime is 450466033. The reversal of 450466031 is 130664054.
It is a happy number.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 130664054 = 2 ⋅65332027.
It is a cyclic number.
It is not a de Polignac number, because 450466031 - 214 = 450449647 is a prime.
It is a super-2 number, since 2×4504660312 = 405839290169785922, 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 = 450465985 and 450466003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (450466033) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 648740 + ... + 649433.
It is an arithmetic number, because the mean of its divisors is an integer number (112941138).
Almost surely, 2450466031 is an apocalyptic number.
450466031 is a deficient number, since it is larger than the sum of its proper divisors (1298521).
450466031 is a wasteful number, since it uses less digits than its factorization.
450466031 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1298520.
The product of its (nonzero) digits is 8640, while the sum is 29.
The square root of 450466031 is about 21224.1850491368. The cubic root of 450466031 is about 766.5738773861.
The spelling of 450466031 in words is "four hundred fifty million, four hundred sixty-six thousand, thirty-one".
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