Base | Representation |
---|---|
bin | 100101100110100… |
… | …110000100100001 |
3 | 1121222002201222120 |
4 | 211212212010201 |
5 | 2243000440101 |
6 | 142333454453 |
7 | 21430225653 |
oct | 4546460441 |
9 | 1558081876 |
10 | 630874401 |
11 | 2a4126303 |
12 | 157341429 |
13 | a0918881 |
14 | 5db026d3 |
15 | 3a5bab36 |
hex | 259a6121 |
630874401 has 8 divisors (see below), whose sum is σ = 842456640. Its totient is φ = 419937552.
The previous prime is 630874399. The next prime is 630874417. The reversal of 630874401 is 104478036.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not a de Polignac number, because 630874401 - 21 = 630874399 is a prime.
It is not an unprimeable number, because it can be changed into a prime (630874481) 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, 159061 + ... + 162978.
It is an arithmetic number, because the mean of its divisors is an integer number (105307080).
Almost surely, 2630874401 is an apocalyptic number.
It is an amenable number.
630874401 is a deficient number, since it is larger than the sum of its proper divisors (211582239).
630874401 is a wasteful number, since it uses less digits than its factorization.
630874401 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 322695.
The product of its (nonzero) digits is 16128, while the sum is 33.
The square root of 630874401 is about 25117.2132411221. The cubic root of 630874401 is about 857.6583136940.
The spelling of 630874401 in words is "six hundred thirty million, eight hundred seventy-four thousand, four hundred one".
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