Base | Representation |
---|---|
bin | 11100001110010110… |
… | …100001001100110111 |
3 | 2220020001020201101102 |
4 | 130032112201030313 |
5 | 444031210232010 |
6 | 21531105120315 |
7 | 2121666653333 |
oct | 341626411467 |
9 | 86201221342 |
10 | 30305555255 |
11 | 11941772238 |
12 | 5a5932909b |
13 | 2b1c789621 |
14 | 1676c667c3 |
15 | bc5883ba5 |
hex | 70e5a1337 |
30305555255 has 8 divisors (see below), whose sum is σ = 36450656592. Its totient is φ = 24188450688.
The previous prime is 30305555243. The next prime is 30305555279. The reversal of 30305555255 is 55255550303.
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 30305555255 - 210 = 30305554231 is a prime.
It is a Duffinian number.
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, 6996809 + ... + 7001138.
It is an arithmetic number, because the mean of its divisors is an integer number (4556332074).
Almost surely, 230305555255 is an apocalyptic number.
30305555255 is a deficient number, since it is larger than the sum of its proper divisors (6145101337).
30305555255 is a wasteful number, since it uses less digits than its factorization.
30305555255 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13998385.
The product of its (nonzero) digits is 281250, while the sum is 38.
The spelling of 30305555255 in words is "thirty billion, three hundred five million, five hundred fifty-five thousand, two hundred fifty-five".
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