Base | Representation |
---|---|
bin | 111001111111… |
… | …0011000111110 |
3 | 2010012120212002 |
4 | 1303332120332 |
5 | 30240331420 |
6 | 3003342302 |
7 | 516261614 |
oct | 163763076 |
9 | 63176762 |
10 | 30402110 |
11 | 16185612 |
12 | a221992 |
13 | 63b601b |
14 | 40756b4 |
15 | 2a08075 |
hex | 1cfe63e |
30402110 has 24 divisors (see below), whose sum is σ = 55897560. Its totient is φ = 11902064.
The previous prime is 30402107. The next prime is 30402131. The reversal of 30402110 is 1120403.
It is a happy number.
It is a junction number, because it is equal to n+sod(n) for n = 30402091 and 30402100.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 133817 + ... + 134043.
It is an arithmetic number, because the mean of its divisors is an integer number (2329065).
Almost surely, 230402110 is an apocalyptic number.
30402110 is a deficient number, since it is larger than the sum of its proper divisors (25495450).
30402110 is an equidigital number, since it uses as much as digits as its factorization.
30402110 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 520 (or 293 counting only the distinct ones).
The product of its (nonzero) digits is 24, while the sum is 11.
The square root of 30402110 is about 5513.8108418770. The cubic root of 30402110 is about 312.1053706664.
Adding to 30402110 its reverse (1120403), we get a palindrome (31522513).
The spelling of 30402110 in words is "thirty million, four hundred two thousand, one hundred ten".
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