Base | Representation |
---|---|
bin | 100101100110100… |
… | …110100000110100 |
3 | 1121222002211110122 |
4 | 211212212200310 |
5 | 2243001014322 |
6 | 142333511112 |
7 | 21430234151 |
oct | 4546464064 |
9 | 1558084418 |
10 | 630876212 |
11 | 2a41276aa |
12 | 157342498 |
13 | a0919645 |
14 | 5db03228 |
15 | 3a5bb442 |
hex | 259a6834 |
630876212 has 12 divisors (see below), whose sum is σ = 1104222756. Its totient is φ = 315384000.
The previous prime is 630876193. The next prime is 630876217. The reversal of 630876212 is 212678036.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 46977316 + 583898896 = 6854^2 + 24164^2 .
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630876217) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 24728 + ... + 43280.
It is an arithmetic number, because the mean of its divisors is an integer number (92018563).
Almost surely, 2630876212 is an apocalyptic number.
It is an amenable number.
630876212 is a deficient number, since it is larger than the sum of its proper divisors (473346544).
630876212 is a wasteful number, since it uses less digits than its factorization.
630876212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 27058 (or 27056 counting only the distinct ones).
The product of its (nonzero) digits is 24192, while the sum is 35.
The square root of 630876212 is about 25117.2492920702. The cubic root of 630876212 is about 857.6591343632.
The spelling of 630876212 in words is "six hundred thirty million, eight hundred seventy-six thousand, two hundred twelve".
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