Base | Representation |
---|---|
bin | 100101100101011… |
… | …111100101011101 |
3 | 1121221120001221200 |
4 | 211211133211131 |
5 | 2242412220233 |
6 | 142323350113 |
7 | 21424614153 |
oct | 4545374535 |
9 | 1557501850 |
10 | 630585693 |
11 | 2a3a49401 |
12 | 157222339 |
13 | a084733a |
14 | 5da693d3 |
15 | 3a560313 |
hex | 2595f95d |
630585693 has 12 divisors (see below), whose sum is σ = 911282268. Its totient is φ = 420189120.
The previous prime is 630585689. The next prime is 630585701. The reversal of 630585693 is 396585036.
630585693 is a `hidden beast` number, since 6 + 3 + 0 + 585 + 69 + 3 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 426752964 + 203832729 = 20658^2 + 14277^2 .
It is not a de Polignac number, because 630585693 - 22 = 630585689 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630585643) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4473 + ... + 35793.
It is an arithmetic number, because the mean of its divisors is an integer number (75940189).
Almost surely, 2630585693 is an apocalyptic number.
It is an amenable number.
630585693 is a deficient number, since it is larger than the sum of its proper divisors (280696575).
630585693 is a wasteful number, since it uses less digits than its factorization.
630585693 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 33564 (or 33561 counting only the distinct ones).
The product of its (nonzero) digits is 583200, while the sum is 45.
The square root of 630585693 is about 25111.4653694284. The cubic root of 630585693 is about 857.5274632439.
The spelling of 630585693 in words is "six hundred thirty million, five hundred eighty-five thousand, six hundred ninety-three".
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