Base | Representation |
---|---|
bin | 100101100100101… |
… | …010101100111111 |
3 | 1121221011001211020 |
4 | 211210222230333 |
5 | 2242333302322 |
6 | 142314555223 |
7 | 21423022515 |
oct | 4544525477 |
9 | 1557131736 |
10 | 630369087 |
11 | 2a3910697 |
12 | 157138b13 |
13 | a079c87a |
14 | 5da104b5 |
15 | 3a51b05c |
hex | 2592ab3f |
630369087 has 4 divisors (see below), whose sum is σ = 840492120. Its totient is φ = 420246056.
The previous prime is 630369083. The next prime is 630369107. The reversal of 630369087 is 780963036.
It is a semiprime because it is the product of two primes.
It is a cyclic number.
It is not a de Polignac number, because 630369087 - 22 = 630369083 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630369083) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 105061512 + ... + 105061517.
It is an arithmetic number, because the mean of its divisors is an integer number (210123030).
Almost surely, 2630369087 is an apocalyptic number.
630369087 is a deficient number, since it is larger than the sum of its proper divisors (210123033).
630369087 is a wasteful number, since it uses less digits than its factorization.
630369087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 210123032.
The product of its (nonzero) digits is 163296, while the sum is 42.
The square root of 630369087 is about 25107.1521085128. The cubic root of 630369087 is about 857.4292651890.
The spelling of 630369087 in words is "six hundred thirty million, three hundred sixty-nine thousand, eighty-seven".
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