Base | Representation |
---|---|
bin | 10010011111010… |
… | …111101001111010 |
3 | 210121201110120100 |
4 | 102133113221322 |
5 | 1113403310432 |
6 | 50440540230 |
7 | 10454524533 |
oct | 2237275172 |
9 | 717643510 |
10 | 310213242 |
11 | 14a11a889 |
12 | 87a81676 |
13 | 4c365741 |
14 | 2d2b168a |
15 | 1c37a07c |
hex | 127d7a7a |
310213242 has 24 divisors (see below), whose sum is σ = 672519744. Its totient is φ = 103344264.
The previous prime is 310213201. The next prime is 310213307. The reversal of 310213242 is 242312013.
It is a Harshad number since it is a multiple of its sum of digits (18).
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 35743 + ... + 43565.
It is an arithmetic number, because the mean of its divisors is an integer number (28021656).
Almost surely, 2310213242 is an apocalyptic number.
310213242 is an abundant number, since it is smaller than the sum of its proper divisors (362306502).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
310213242 is a wasteful number, since it uses less digits than its factorization.
310213242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10034 (or 10031 counting only the distinct ones).
The product of its (nonzero) digits is 288, while the sum is 18.
The square root of 310213242 is about 17612.8714865010. The cubic root of 310213242 is about 676.9450924824.
Adding to 310213242 its reverse (242312013), we get a palindrome (552525255).
The spelling of 310213242 in words is "three hundred ten million, two hundred thirteen thousand, two hundred forty-two".
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