Base | Representation |
---|---|
bin | 111001011010… |
… | …1001110010110 |
3 | 2002122100202112 |
4 | 1302311032112 |
5 | 30201234142 |
6 | 2553111022 |
7 | 513603110 |
oct | 162651626 |
9 | 62570675 |
10 | 30102422 |
11 | 15aa0439 |
12 | a0b8472 |
13 | 630c7ac |
14 | 3dd83b0 |
15 | 2999382 |
hex | 1cb5396 |
30102422 has 16 divisors (see below), whose sum is σ = 54320640. Its totient is φ = 12221928.
The previous prime is 30102407. The next prime is 30102431. The reversal of 30102422 is 22420103.
It is a Harshad number since it is a multiple of its sum of digits (14).
It is a junction number, because it is equal to n+sod(n) for n = 30102397 and 30102406.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 56318 + ... + 56849.
It is an arithmetic number, because the mean of its divisors is an integer number (3395040).
Almost surely, 230102422 is an apocalyptic number.
30102422 is a deficient number, since it is larger than the sum of its proper divisors (24218218).
30102422 is a wasteful number, since it uses less digits than its factorization.
30102422 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 113195.
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 30102422 is about 5486.5674150602. The cubic root of 30102422 is about 311.0764589051.
Adding to 30102422 its reverse (22420103), we get a palindrome (52522525).
The spelling of 30102422 in words is "thirty million, one hundred two thousand, four hundred twenty-two".
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