Base | Representation |
---|---|
bin | 11100001011010010… |
… | …111110011100011111 |
3 | 2220002110210102021121 |
4 | 130023102332130133 |
5 | 443430044413230 |
6 | 21522034311411 |
7 | 2120505156103 |
oct | 341322763437 |
9 | 86073712247 |
10 | 30254294815 |
11 | 11915840538 |
12 | 5a44128567 |
13 | 2b11c7c5c4 |
14 | 1670121903 |
15 | bc110a77a |
hex | 70b4be71f |
30254294815 has 8 divisors (see below), whose sum is σ = 36306159120. Its totient is φ = 24202765632.
The previous prime is 30254294801. The next prime is 30254294827. The reversal of 30254294815 is 51849245203.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 30254294815 - 217 = 30254163743 is a prime.
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, 205891 + ... + 320779.
It is an arithmetic number, because the mean of its divisors is an integer number (4538269890).
Almost surely, 230254294815 is an apocalyptic number.
30254294815 is a deficient number, since it is larger than the sum of its proper divisors (6051864305).
30254294815 is a wasteful number, since it uses less digits than its factorization.
30254294815 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 167561.
The product of its (nonzero) digits is 345600, while the sum is 43.
The spelling of 30254294815 in words is "thirty billion, two hundred fifty-four million, two hundred ninety-four thousand, eight hundred fifteen".
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