Base | Representation |
---|---|
bin | 10010011000101… |
… | …101100110100010 |
3 | 210111102210201120 |
4 | 102120231212202 |
5 | 1112431440010 |
6 | 50335313110 |
7 | 10433635665 |
oct | 2230554642 |
9 | 714383646 |
10 | 308468130 |
11 | 149138743 |
12 | 8737b796 |
13 | 4bba4329 |
14 | 2cd796dc |
15 | 1c132e70 |
hex | 1262d9a2 |
308468130 has 16 divisors (see below), whose sum is σ = 740323584. Its totient is φ = 82258160.
The previous prime is 308468123. The next prime is 308468137. The reversal of 308468130 is 31864803.
It is an interprime number because it is at equal distance from previous prime (308468123) and next prime (308468137).
It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a junction number, because it is equal to n+sod(n) for n = 308468091 and 308468100.
It is not an unprimeable number, because it can be changed into a prime (308468137) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5141106 + ... + 5141165.
It is an arithmetic number, because the mean of its divisors is an integer number (46270224).
Almost surely, 2308468130 is an apocalyptic number.
308468130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.
308468130 is an abundant number, since it is smaller than the sum of its proper divisors (431855454).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
308468130 is a wasteful number, since it uses less digits than its factorization.
308468130 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 10282281.
The product of its (nonzero) digits is 13824, while the sum is 33.
The square root of 308468130 is about 17563.2608020265. The cubic root of 308468130 is about 675.6733144262.
The spelling of 308468130 in words is "three hundred eight million, four hundred sixty-eight thousand, one hundred thirty".
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