Base | Representation |
---|---|
bin | 11101010111011… |
… | …010100100001101 |
3 | 1021100001121022201 |
4 | 131113122210031 |
5 | 2002111134024 |
6 | 120515441501 |
7 | 15131455141 |
oct | 3527324415 |
9 | 1240047281 |
10 | 492677389 |
11 | 2331158a6 |
12 | 118bb6291 |
13 | 7b0c00a9 |
14 | 4960b221 |
15 | 2d3bd744 |
hex | 1d5da90d |
492677389 has 8 divisors (see below), whose sum is σ = 514287360. Its totient is φ = 471424800.
The previous prime is 492677387. The next prime is 492677413. The reversal of 492677389 is 983776294.
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 492677389 - 21 = 492677387 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 (492677387) 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, 86527 + ... + 92044.
It is an arithmetic number, because the mean of its divisors is an integer number (64285920).
Almost surely, 2492677389 is an apocalyptic number.
It is an amenable number.
492677389 is a deficient number, since it is larger than the sum of its proper divisors (21609971).
492677389 is a wasteful number, since it uses less digits than its factorization.
492677389 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 178691.
The product of its digits is 4572288, while the sum is 55.
The square root of 492677389 is about 22196.3372879401. The cubic root of 492677389 is about 789.8068154453.
The spelling of 492677389 in words is "four hundred ninety-two million, six hundred seventy-seven thousand, three hundred eighty-nine".
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