Base | Representation |
---|---|
bin | 10010011111011… |
… | …110101011011100 |
3 | 210121202221000220 |
4 | 102133132223130 |
5 | 1113410221022 |
6 | 50441321340 |
7 | 10455004443 |
oct | 2237365334 |
9 | 717687026 |
10 | 310242012 |
11 | 14a13a463 |
12 | 87a96250 |
13 | 4c375872 |
14 | 2d2bbd5a |
15 | 1c38385c |
hex | 127deadc |
310242012 has 12 divisors (see below), whose sum is σ = 723898056. Its totient is φ = 103414000.
The previous prime is 310242011. The next prime is 310242041. The reversal of 310242012 is 210242013.
It is a tau number, because it is divible by the number of its divisors (12).
It is a junction number, because it is equal to n+sod(n) for n = 310241982 and 310242000.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (310242011) 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, 12926739 + ... + 12926762.
It is an arithmetic number, because the mean of its divisors is an integer number (60324838).
Almost surely, 2310242012 is an apocalyptic number.
It is an amenable number.
310242012 is an abundant number, since it is smaller than the sum of its proper divisors (413656044).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310242012 is a wasteful number, since it uses less digits than its factorization.
310242012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25853508 (or 25853506 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
The square root of 310242012 is about 17613.6881998064. The cubic root of 310242012 is about 676.9660190641.
Adding to 310242012 its reverse (210242013), we get a palindrome (520484025).
Subtracting from 310242012 its reverse (210242013), we obtain a palindrome (99999999).
The spelling of 310242012 in words is "three hundred ten million, two hundred forty-two thousand, twelve".
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