Base | Representation |
---|---|
bin | 100101100011010… |
… | …110011100011000 |
3 | 1121220111112101202 |
4 | 211203112130120 |
5 | 2242241231320 |
6 | 142303333332 |
7 | 21420054356 |
oct | 4543263430 |
9 | 1556445352 |
10 | 630023960 |
11 | 2a36a5365 |
12 | 156bb1248 |
13 | a06ab757 |
14 | 5d9607d6 |
15 | 3a49db75 |
hex | 258d6718 |
630023960 has 32 divisors (see below), whose sum is σ = 1450524240. Its totient is φ = 246148224.
The previous prime is 630023959. The next prime is 630023963. The reversal of 630023960 is 69320036.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630023963) 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, 181427 + ... + 184866.
Almost surely, 2630023960 is an apocalyptic number.
It is an amenable number.
630023960 is an abundant number, since it is smaller than the sum of its proper divisors (820500280).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
630023960 is a wasteful number, since it uses less digits than its factorization.
630023960 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 366347 (or 366343 counting only the distinct ones).
The product of its (nonzero) digits is 5832, while the sum is 29.
The square root of 630023960 is about 25100.2780861089. The cubic root of 630023960 is about 857.2727558157.
Adding to 630023960 its reverse (69320036), we get a palindrome (699343996).
The spelling of 630023960 in words is "six hundred thirty million, twenty-three thousand, nine hundred sixty".
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