Base | Representation |
---|---|
bin | 100101100011010… |
… | …011000010101010 |
3 | 1121220110211021200 |
4 | 211203103002222 |
5 | 2242240310101 |
6 | 142303145030 |
7 | 21416665632 |
oct | 4543230252 |
9 | 1556424250 |
10 | 630010026 |
11 | 2a3695948 |
12 | 156ba5176 |
13 | a06a52c9 |
14 | 5d9596c2 |
15 | 3a499986 |
hex | 258d30aa |
630010026 has 24 divisors (see below), whose sum is σ = 1401915684. Its totient is φ = 204327360.
The previous prime is 630010009. The next prime is 630010039. The reversal of 630010026 is 620010036.
It is a happy number.
630010026 is a `hidden beast` number, since 630 + 0 + 10 + 0 + 26 = 666.
It can be written as a sum of positive squares in 2 ways, for example, as 629759025 + 251001 = 25095^2 + 501^2 .
It is a Harshad number since it is a multiple of its sum of digits (18).
It is a junction number, because it is equal to n+sod(n) for n = 630009990 and 630010008.
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 11 ways as a sum of consecutive naturals, for example, 472315 + ... + 473646.
Almost surely, 2630010026 is an apocalyptic number.
630010026 is an abundant number, since it is smaller than the sum of its proper divisors (771905658).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630010026 is a wasteful number, since it uses less digits than its factorization.
630010026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 946006 (or 946003 counting only the distinct ones).
The product of its (nonzero) digits is 216, while the sum is 18.
The square root of 630010026 is about 25100.0005179283. Note that the first 3 decimals coincide. The cubic root of 630010026 is about 857.2664357774.
The spelling of 630010026 in words is "six hundred thirty million, ten thousand, twenty-six".
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