Base | Representation |
---|---|
bin | 100101100100000… |
… | …110111000101111 |
3 | 1121220212121120202 |
4 | 211210012320233 |
5 | 2242314104013 |
6 | 142311504115 |
7 | 21421542020 |
oct | 4544067057 |
9 | 1556777522 |
10 | 630222383 |
11 | 2a382044a |
12 | 15708803b |
13 | a074ab6b |
14 | 5d9b2c47 |
15 | 3a4dc858 |
hex | 25906e2f |
630222383 has 4 divisors (see below), whose sum is σ = 720254160. Its totient is φ = 540190608.
The previous prime is 630222353. The next prime is 630222391. The reversal of 630222383 is 383222036.
It is a happy number.
630222383 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.
It is a cyclic number.
It is not a de Polignac number, because 630222383 - 28 = 630222127 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630222323) 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, 45015878 + ... + 45015891.
It is an arithmetic number, because the mean of its divisors is an integer number (180063540).
Almost surely, 2630222383 is an apocalyptic number.
630222383 is a deficient number, since it is larger than the sum of its proper divisors (90031777).
630222383 is an equidigital number, since it uses as much as digits as its factorization.
630222383 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 90031776.
The product of its (nonzero) digits is 10368, while the sum is 29.
The square root of 630222383 is about 25104.2303805554. The cubic root of 630222383 is about 857.3627443390.
The spelling of 630222383 in words is "six hundred thirty million, two hundred twenty-two thousand, three hundred eighty-three".
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