Base | Representation |
---|---|
bin | 11101011110010… |
… | …011111000110111 |
3 | 1021110110102222000 |
4 | 131132103320313 |
5 | 2003042010142 |
6 | 121022310343 |
7 | 15153024240 |
oct | 3536237067 |
9 | 1243412860 |
10 | 494485047 |
11 | 23413aa31 |
12 | 1197283b3 |
13 | 7b5a3b04 |
14 | 4995bcc7 |
15 | 2d62914c |
hex | 1d793e37 |
494485047 has 32 divisors (see below), whose sum is σ = 839232000. Its totient is φ = 281885184.
The previous prime is 494485039. The next prime is 494485067. The reversal of 494485047 is 740584494.
It is not a de Polignac number, because 494485047 - 23 = 494485039 is a prime.
It is a junction number, because it is equal to n+sod(n) for n = 494484993 and 494485011.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (494485067) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 81948 + ... + 87774.
It is an arithmetic number, because the mean of its divisors is an integer number (26226000).
Almost surely, 2494485047 is an apocalyptic number.
494485047 is a deficient number, since it is larger than the sum of its proper divisors (344746953).
494485047 is a wasteful number, since it uses less digits than its factorization.
494485047 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6292 (or 6286 counting only the distinct ones).
The product of its (nonzero) digits is 645120, while the sum is 45.
The square root of 494485047 is about 22237.0197418629. The cubic root of 494485047 is about 790.7715833908.
The spelling of 494485047 in words is "four hundred ninety-four million, four hundred eighty-five thousand, forty-seven".
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