Base | Representation |
---|---|
bin | 111010000010… |
… | …1101111100010 |
3 | 2010021010011111 |
4 | 1310011233202 |
5 | 30242312401 |
6 | 3004133534 |
7 | 516445456 |
oct | 164055742 |
9 | 63233144 |
10 | 30432226 |
11 | 161a6200 |
12 | a2372aa |
13 | 63c6946 |
14 | 4082666 |
15 | 2a11e51 |
hex | 1d05be2 |
30432226 has 12 divisors (see below), whose sum is σ = 50175846. Its totient is φ = 13832720.
The previous prime is 30432211. The next prime is 30432251. The reversal of 30432226 is 62223403.
It is a happy number.
It can be written as a sum of positive squares in only one way, i.e., 18879025 + 11553201 = 4345^2 + 3399^2 .
It is a super-2 number, since 2×304322262 = 1852240758630152, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (22).
It is a junction number, because it is equal to n+sod(n) for n = 30432197 and 30432206.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62635 + ... + 63118.
Almost surely, 230432226 is an apocalyptic number.
30432226 is a deficient number, since it is larger than the sum of its proper divisors (19743620).
30432226 is a wasteful number, since it uses less digits than its factorization.
30432226 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 125777 (or 125766 counting only the distinct ones).
The product of its (nonzero) digits is 1728, while the sum is 22.
The square root of 30432226 is about 5516.5411264668. The cubic root of 30432226 is about 312.2083927199.
Adding to 30432226 its reverse (62223403), we get a palindrome (92655629).
The spelling of 30432226 in words is "thirty million, four hundred thirty-two thousand, two hundred twenty-six".
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