Base | Representation |
---|---|
bin | 11101011100110… |
… | …010011110001111 |
3 | 1021102201011121122 |
4 | 131130302132033 |
5 | 2002441223111 |
6 | 121005551155 |
7 | 15146443025 |
oct | 3534623617 |
9 | 1242634548 |
10 | 494086031 |
11 | 23399816a |
12 | 1195754bb |
13 | 7b4942ca |
14 | 49896715 |
15 | 2d59acdb |
hex | 1d73278f |
494086031 has 4 divisors (see below), whose sum is σ = 502185864. Its totient is φ = 485986200.
The previous prime is 494086009. The next prime is 494086037. The reversal of 494086031 is 130680494.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-494086031 is a prime.
It is a super-2 number, since 2×4940860312 = 488242012058665922, 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 = 494085982 and 494086000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (494086037) 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, 4049825 + ... + 4049946.
It is an arithmetic number, because the mean of its divisors is an integer number (125546466).
Almost surely, 2494086031 is an apocalyptic number.
494086031 is a deficient number, since it is larger than the sum of its proper divisors (8099833).
494086031 is an equidigital number, since it uses as much as digits as its factorization.
494086031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8099832.
The product of its (nonzero) digits is 20736, while the sum is 35.
The square root of 494086031 is about 22228.0460454805. The cubic root of 494086031 is about 790.5588264196.
The spelling of 494086031 in words is "four hundred ninety-four million, eighty-six thousand, thirty-one".
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