Base | Representation |
---|---|
bin | 111001101100… |
… | …0101001011010 |
3 | 2002220201210022 |
4 | 1303120221122 |
5 | 30220410024 |
6 | 3000150442 |
7 | 515046113 |
oct | 163305132 |
9 | 62821708 |
10 | 30247514 |
11 | 1608a450 |
12 | a168422 |
13 | 636084b |
14 | 403520a |
15 | 29c735e |
hex | 1cd8a5a |
30247514 has 8 divisors (see below), whose sum is σ = 49495968. Its totient is φ = 13748860.
The previous prime is 30247513. The next prime is 30247519. The reversal of 30247514 is 41574203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is not an unprimeable number, because it can be changed into a prime (30247513) 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, 687422 + ... + 687465.
It is an arithmetic number, because the mean of its divisors is an integer number (6186996).
Almost surely, 230247514 is an apocalyptic number.
30247514 is a deficient number, since it is larger than the sum of its proper divisors (19248454).
30247514 is a wasteful number, since it uses less digits than its factorization.
30247514 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1374900.
The product of its (nonzero) digits is 3360, while the sum is 26.
The square root of 30247514 is about 5499.7739953565. The cubic root of 30247514 is about 311.5754484719.
The spelling of 30247514 in words is "thirty million, two hundred forty-seven thousand, five hundred fourteen".
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