Base | Representation |
---|---|
bin | 111010110100… |
… | …0011001010010 |
3 | 2011000122110102 |
4 | 1311220121102 |
5 | 30343230211 |
6 | 3020532402 |
7 | 523050524 |
oct | 165503122 |
9 | 64018412 |
10 | 30836306 |
11 | 16451856 |
12 | a3b1102 |
13 | 6508847 |
14 | 4149a14 |
15 | 2a91a3b |
hex | 1d68652 |
30836306 has 4 divisors (see below), whose sum is σ = 46254462. Its totient is φ = 15418152.
The previous prime is 30836303. The next prime is 30836321. The reversal of 30836306 is 60363803.
It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 60363803 = 1999 ⋅30197.
It can be written as a sum of positive squares in only one way, i.e., 16736281 + 14100025 = 4091^2 + 3755^2 .
It is not an unprimeable number, because it can be changed into a prime (30836303) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7709075 + ... + 7709078.
Almost surely, 230836306 is an apocalyptic number.
30836306 is a deficient number, since it is larger than the sum of its proper divisors (15418156).
30836306 is a wasteful number, since it uses less digits than its factorization.
30836306 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15418155.
The product of its (nonzero) digits is 7776, while the sum is 29.
The square root of 30836306 is about 5553.0447504050. The cubic root of 30836306 is about 313.5841588490.
The spelling of 30836306 in words is "thirty million, eight hundred thirty-six thousand, three hundred six".
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