Base | Representation |
---|---|
bin | 111010100011… |
… | …0001100110010 |
3 | 2010202112022212 |
4 | 1311012030302 |
5 | 30324234432 |
6 | 3013532122 |
7 | 521625263 |
oct | 165061462 |
9 | 63675285 |
10 | 30696242 |
11 | 163665a5 |
12 | a344042 |
13 | 6489b75 |
14 | 411096a |
15 | 2a652b2 |
hex | 1d46332 |
30696242 has 4 divisors (see below), whose sum is σ = 46044366. Its totient is φ = 15348120.
The previous prime is 30696241. The next prime is 30696287. The reversal of 30696242 is 24269603.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in only one way, i.e., 25816561 + 4879681 = 5081^2 + 2209^2 .
It is a junction number, because it is equal to n+sod(n) for n = 30696199 and 30696208.
It is not an unprimeable number, because it can be changed into a prime (30696241) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 7674059 + ... + 7674062.
Almost surely, 230696242 is an apocalyptic number.
30696242 is a deficient number, since it is larger than the sum of its proper divisors (15348124).
30696242 is a wasteful number, since it uses less digits than its factorization.
30696242 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15348123.
The product of its (nonzero) digits is 15552, while the sum is 32.
The square root of 30696242 is about 5540.4189372285. The cubic root of 30696242 is about 313.1086531228.
The spelling of 30696242 in words is "thirty million, six hundred ninety-six thousand, two hundred forty-two".
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