Base | Representation |
---|---|
bin | 100101100011101… |
… | …001111101000001 |
3 | 1121220122121000111 |
4 | 211203221331001 |
5 | 2242301310443 |
6 | 142305151321 |
7 | 21420536350 |
oct | 4543517501 |
9 | 1556577014 |
10 | 630103873 |
11 | 2a374a403 |
12 | 15702b541 |
13 | a0708c39 |
14 | 5d981997 |
15 | 3a4b769d |
hex | 258e9f41 |
630103873 has 4 divisors (see below), whose sum is σ = 720118720. Its totient is φ = 540089028.
The previous prime is 630103853. The next prime is 630103889. The reversal of 630103873 is 378301036.
630103873 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.
It is a cyclic number.
It is not a de Polignac number, because 630103873 - 29 = 630103361 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (630103813) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 45007413 + ... + 45007426.
It is an arithmetic number, because the mean of its divisors is an integer number (180029680).
Almost surely, 2630103873 is an apocalyptic number.
It is an amenable number.
630103873 is a deficient number, since it is larger than the sum of its proper divisors (90014847).
630103873 is an equidigital number, since it uses as much as digits as its factorization.
630103873 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90014846.
The product of its (nonzero) digits is 9072, while the sum is 31.
The square root of 630103873 is about 25101.8699104270. The cubic root of 630103873 is about 857.3090001206.
The spelling of 630103873 in words is "six hundred thirty million, one hundred three thousand, eight hundred seventy-three".
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