Base | Representation |
---|---|
bin | 11101001110100… |
… | …100000001010111 |
3 | 1021011200201002211 |
4 | 131032210001113 |
5 | 2001012404243 |
6 | 120354014251 |
7 | 15102651505 |
oct | 3516440127 |
9 | 1234621084 |
10 | 490356823 |
11 | 231880380 |
12 | 118277387 |
13 | 7a789a88 |
14 | 491a5675 |
15 | 2d0b0d9d |
hex | 1d3a4057 |
490356823 has 8 divisors (see below), whose sum is σ = 566401680. Its totient is φ = 419556480.
The previous prime is 490356817. The next prime is 490356829. The reversal of 490356823 is 328653094.
It is an interprime number because it is at equal distance from previous prime (490356817) and next prime (490356829).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 490356823 - 213 = 490348631 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (490356829) 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, 1310928 + ... + 1311301.
It is an arithmetic number, because the mean of its divisors is an integer number (70800210).
Almost surely, 2490356823 is an apocalyptic number.
490356823 is a deficient number, since it is larger than the sum of its proper divisors (76044857).
490356823 is a wasteful number, since it uses less digits than its factorization.
490356823 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2622257.
The product of its (nonzero) digits is 155520, while the sum is 40.
The square root of 490356823 is about 22144.0019644147. The cubic root of 490356823 is about 788.5648370905.
The spelling of 490356823 in words is "four hundred ninety million, three hundred fifty-six thousand, eight hundred twenty-three".
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