Base | Representation |
---|---|
bin | 10010000000000… |
… | …010101101110100 |
3 | 210001021020111200 |
4 | 102000002231310 |
5 | 1104303013022 |
6 | 45544532500 |
7 | 10324652265 |
oct | 2200025564 |
9 | 701236450 |
10 | 302001012 |
11 | 145520915 |
12 | 85181130 |
13 | 4a74b831 |
14 | 2c17496c |
15 | 1b7a6bac |
hex | 12002b74 |
302001012 has 36 divisors (see below), whose sum is σ = 789718020. Its totient is φ = 97195392.
The previous prime is 302001001. The next prime is 302001013. The reversal of 302001012 is 210100203.
It is a happy number.
It can be written as a sum of positive squares in 2 ways, for example, as 228795876 + 73205136 = 15126^2 + 8556^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is a super-2 number, since 2×3020010122 = 182409222498048288, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (9).
It is a junction number, because it is equal to n+sod(n) for n = 302000985 and 302001003.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (302001013) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 143593 + ... + 145680.
Almost surely, 2302001012 is an apocalyptic number.
It is an amenable number.
302001012 is an abundant number, since it is smaller than the sum of its proper divisors (487717008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
302001012 is a wasteful number, since it uses less digits than its factorization.
302001012 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 289312 (or 289307 counting only the distinct ones).
The product of its (nonzero) digits is 12, while the sum is 9.
The square root of 302001012 is about 17378.1763139865. The cubic root of 302001012 is about 670.9180346204.
Adding to 302001012 its reverse (210100203), we get a palindrome (512101215).
The spelling of 302001012 in words is "three hundred two million, one thousand, twelve".
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