Base | Representation |
---|---|
bin | 100101100101100… |
… | …110100000110001 |
3 | 1121221121111212111 |
4 | 211211212200301 |
5 | 2242414122230 |
6 | 142324125321 |
7 | 21425062654 |
oct | 4545464061 |
9 | 1557544774 |
10 | 630614065 |
11 | 2a3a68754 |
12 | 157236841 |
13 | a0857223 |
14 | 5da7589b |
15 | 3a56892a |
hex | 25966831 |
630614065 has 16 divisors (see below), whose sum is σ = 802386000. Its totient is φ = 474142720.
The previous prime is 630614057. The next prime is 630614093. The reversal of 630614065 is 560416036.
It can be written as a sum of positive squares in 8 ways, for example, as 138839089 + 491774976 = 11783^2 + 22176^2 .
It is not a de Polignac number, because 630614065 - 23 = 630614057 is a prime.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 59811 + ... + 69559.
It is an arithmetic number, because the mean of its divisors is an integer number (50149125).
Almost surely, 2630614065 is an apocalyptic number.
It is an amenable number.
630614065 is a deficient number, since it is larger than the sum of its proper divisors (171771935).
630614065 is a wasteful number, since it uses less digits than its factorization.
630614065 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10532.
The product of its (nonzero) digits is 12960, while the sum is 31.
The square root of 630614065 is about 25112.0302843080. The cubic root of 630614065 is about 857.5403239884.
The spelling of 630614065 in words is "six hundred thirty million, six hundred fourteen thousand, sixty-five".
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