Base | Representation |
---|---|
bin | 100101100011011… |
… | …110110011101101 |
3 | 1121220120021101200 |
4 | 211203132303231 |
5 | 2242243330341 |
6 | 142304200113 |
7 | 21420256302 |
oct | 4543366355 |
9 | 1556507350 |
10 | 630058221 |
11 | 2a3719081 |
12 | 157009039 |
13 | a06c1220 |
14 | 5d96d0a9 |
15 | 3a4a8db6 |
hex | 258deced |
630058221 has 48 divisors (see below), whose sum is σ = 1039059840. Its totient is φ = 364694400.
The previous prime is 630058207. The next prime is 630058277. The reversal of 630058221 is 122850036.
630058221 is a `hidden beast` number, since 63 + 0 + 0 + 582 + 21 = 666.
It is not a de Polignac number, because 630058221 - 26 = 630058157 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630058421) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 334735 + ... + 336611.
It is an arithmetic number, because the mean of its divisors is an integer number (21647080).
Almost surely, 2630058221 is an apocalyptic number.
It is an amenable number.
630058221 is a deficient number, since it is larger than the sum of its proper divisors (409001619).
630058221 is a wasteful number, since it uses less digits than its factorization.
630058221 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2066 (or 2063 counting only the distinct ones).
The product of its (nonzero) digits is 2880, while the sum is 27.
The square root of 630058221 is about 25100.9605593093. The cubic root of 630058221 is about 857.2882951663.
The spelling of 630058221 in words is "six hundred thirty million, fifty-eight thousand, two hundred twenty-one".
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