Base | Representation |
---|---|
bin | 100101100100000… |
… | …110011001011110 |
3 | 1121220212111211122 |
4 | 211210012121132 |
5 | 2242314023012 |
6 | 142311450542 |
7 | 21421533131 |
oct | 4544063136 |
9 | 1556774748 |
10 | 630220382 |
11 | 2a38199a0 |
12 | 157086a52 |
13 | a0749c8c |
14 | 5d9b2218 |
15 | 3a4dbe72 |
hex | 2590665e |
630220382 has 8 divisors (see below), whose sum is σ = 1031269752. Its totient is φ = 286463800.
The previous prime is 630220363. The next prime is 630220387. The reversal of 630220382 is 283022036.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (630220387) 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, 14323169 + ... + 14323212.
It is an arithmetic number, because the mean of its divisors is an integer number (128908719).
Almost surely, 2630220382 is an apocalyptic number.
630220382 is a deficient number, since it is larger than the sum of its proper divisors (401049370).
630220382 is a wasteful number, since it uses less digits than its factorization.
630220382 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 28646394.
The product of its (nonzero) digits is 3456, while the sum is 26.
The square root of 630220382 is about 25104.1905266830. The cubic root of 630220382 is about 857.3618369426.
The spelling of 630220382 in words is "six hundred thirty million, two hundred twenty thousand, three hundred eighty-two".
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