Base | Representation |
---|---|
bin | 10010000000001… |
… | …010000100001000 |
3 | 210001022202210111 |
4 | 102000022010020 |
5 | 1104304443422 |
6 | 45545324104 |
7 | 10325136115 |
oct | 2200120410 |
9 | 701282714 |
10 | 302031112 |
11 | 145541499 |
12 | 85196634 |
13 | 4a75c446 |
14 | 2c18190c |
15 | 1b7b0a77 |
hex | 1200a108 |
302031112 has 32 divisors (see below), whose sum is σ = 606382200. Its totient is φ = 140529664.
The previous prime is 302031073. The next prime is 302031113. The reversal of 302031112 is 211130203.
302031112 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.
It can be written as a sum of positive squares in 4 ways, for example, as 276689956 + 25341156 = 16634^2 + 5034^2 .
It is a junction number, because it is equal to n+sod(n) for n = 302031092 and 302031101.
It is not an unprimeable number, because it can be changed into a prime (302031113) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 373 + ... + 24580.
Almost surely, 2302031112 is an apocalyptic number.
It is an amenable number.
302031112 is an abundant number, since it is smaller than the sum of its proper divisors (304351088).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
302031112 is a wasteful number, since it uses less digits than its factorization.
302031112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 25065 (or 25061 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 302031112 is about 17379.0423211407. The cubic root of 302031112 is about 670.9403236869.
Adding to 302031112 its reverse (211130203), we get a palindrome (513161315).
Subtracting from 302031112 its reverse (211130203), we obtain a palindrome (90900909).
The spelling of 302031112 in words is "three hundred two million, thirty-one thousand, one hundred twelve".
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