Base | Representation |
---|---|
bin | 111010000110… |
… | …1101000011110 |
3 | 2010022202111101 |
4 | 1310031220132 |
5 | 30244331132 |
6 | 3004543314 |
7 | 516641623 |
oct | 164155036 |
9 | 63282441 |
10 | 30464542 |
11 | 16218509 |
12 | a251b3a |
13 | 6408574 |
14 | 409034a |
15 | 2a1b7e7 |
hex | 1d0da1e |
30464542 has 8 divisors (see below), whose sum is σ = 46931976. Its totient is φ = 14820552.
The previous prime is 30464521. The next prime is 30464549. The reversal of 30464542 is 24546403.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a self number, because there is not a number n which added to its sum of digits gives 30464542.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (30464549) by changing a digit.
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 3 ways as a sum of consecutive naturals, for example, 205768 + ... + 205915.
It is an arithmetic number, because the mean of its divisors is an integer number (5866497).
Almost surely, 230464542 is an apocalyptic number.
30464542 is a deficient number, since it is larger than the sum of its proper divisors (16467434).
30464542 is a wasteful number, since it uses less digits than its factorization.
30464542 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 411722.
The product of its (nonzero) digits is 11520, while the sum is 28.
The square root of 30464542 is about 5519.4693585525. The cubic root of 30464542 is about 312.3188650554.
It can be divided in two parts, 304 and 64542, that added together give a palindrome (64846).
The spelling of 30464542 in words is "thirty million, four hundred sixty-four thousand, five hundred forty-two".
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